Home

- Flowserve Corporation

image

Contents

1. 2 add go 6 ye syoojg 10 S JON 1591 0018 8 9L p uleluoo O 129u2 dO epow uueg suun jemu 9215 91015 ed eyeq 9 9 2 21 8 XL 1531 185 69 Installation amp Reference Guide Logix 1400 Digital Positioner FLOWSERVE gt Background Link Object Description Example Logix 1400 Digital Positioner Link Objects 70 Control Division Fic Section 8 Configuration Description 8 9 Link Objects The function blocks configured to control a process are linked or connected by objects within the devices These links allow the user to transfer process and event data from one block to another These links are defined through link objects Link objects define Virtual Communication Relationships VCRs which are used to communicate between blocks Link objects contain information needed to define com munication links between function blocks and interface devices and other field devices This information may be read by an interface device which will access information in field devices For example link objects may be used to link
2. Manufacturer Specific Parameters 31 WSP 32 BLOCK TEST Table 8 20 PID Block View Table 1 of 3 ST REV TAG DESC STRATEGY ALERT KEY MODE BLK BLOCK ERR PV SP OUT PV SCALE OUT SCALE GRANT DENY NI O A N Logix 1400 Digital Positioner Installation amp Reference Guide TI FLOWSERVE gt CONTROL OPTS STATUS OPTS Section 8 Configuration Description Table 8 20 PID Block View Table 2 of 3 IN PV FTIME BYPASS CAS IN SP RATE DN SP RATE UP SP HI LIM SP LO LIM GAIN RESET BAL TIME RATE BKCAL IN OUT HI LIM OUT LO LIM BKCAL HYS BKCAL OUT 32 RCAS 5 33 ROUT 5 34 SHED OPT 1 35 RCAS OUT 5 36 ROUT OUT 5 37 TRK SCALE 11 38 TRK IN D 2 2 39 TRK VAL 5 5 40 FF VAL 5 41 FF SCALE 11 42 FF GAIN 4 43 UPDATE EVT 44 BLOCK ALM 45 ALARM SUM 8 8 46 ACK OPTION 2 47 ALARM HYS 4 48 HI PRI 1 49 HI HI LIM 4 50 HI PRI 1 51 HI LIM 4 52 LO PRI 1 78 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 20 PID Block View Table 3 of 3 LO LO PRI LO LO LIM DV HI PRI DV HI LIM DV LO PRI DV LO LIM ALM HI LO ALM LO LO ALM DV HI ALM DV LO ALM
3. Figure 5 3 Rotary Valve with Four bar Linkage 18 91999 Flowserve Corporation Flow Control Division FLOWSERVE Wiring the Logix 1400 Digital Positioner to a Fieldbus Network For Detailed Fieldbus Wiring Information Fieldbus Device Profile Type Flow Control Division Section 5 Logix 1400 Digital Positioner Installation Figure 5 4 Logix 1400 Digital Positioner Mounted to a Diaphragm Actuator 5 3 Wiring Logix 1400 Digital Positioner The Logix 1400 digital positioner is designed to operate in a two wire fieldbus network Although wiring the Logix 1400 digital positioner to a fieldbus network is a simple proce dure a number of rules exist that should be followed when constructing and wiring a net work This section provides general guidelines that should be considered when wiring the Logix 1400 digital positioner to a fieldbus network segment A procedure is given in this section for properly wiring the Logix 1400 digital positioner Refer to Fieldbus Foundation document AG 140 Wiring and Installation 31 25 kbit s Voltage Mode Wire Medium Application Guide for complete information on wiring field bus devices and building fieldbus networks The Logix 1400 digital positioner is identified as either of the following fieldbus device profile types in Table 5 1 as per Fieldbus document 816 Table 5 1 FOUNDATION fieldbus Profile Types 1 of 2 Device Prof
4. Manufacturer Specific Parameters PID FORM ALGO TYPE OUT LAG GAIN NLIN GAIN COMP ERROR ABS WSP FUTURE1 BLOCK_TEST 8 11 Alert Objects Description Alert objects support the reporting of alarms and update events to operator interface devices and other field devices Alert objects are used to communicate notification mes sages when alarms or events are detected These objects are defined in the function block application Alert objects contain The value of the data e Block index a number Alert key parameter Time stamp Priority Logix 1400 Digital Positioner Installation amp Reference Guide 79 FLOWSERVE Logix 1400 Digital Positioner Alert Objects Fieldbus Alarms Events and Alert Objects Fieldbus Alarm Messages Event Messages Internal Positioner Alarms Flow Control Division Section 8 Configuration Description Three alert objects are defined in the Logix 1400 digital positioner for event and alarm reporting 1 for events 1 for discrete alarms 1 for analog alarms 8 12 Alarm and Event Reporting Alarms are generated when a block leaves or returns from a particular state Events are instantaneous occurrences such as the change of a parameter Alarms and event messages are communicated to operator interfaces and other devices using alert objects Alarm messages are usually transparent to th
5. zepeubisun 8215 1 Ajuo peay peurejuoo o 9 Kjj equenbes uenuw peurejuoo o gp uBisun Aj enguenbes 500 enjeA 91015 Iepow esn gpoubisun ed 91999 Flowserve Corporation Flow Control Division FLOWSERVE 21 8 AALL 2 pue sseooJgd uoneoiddy yoojg 4 68 44 pue 068 44 u puno eq sjejeurejed 4 eui Jo y Section 8 Configuration Description FLOWSERVE 8ION 900 92 0 601 627 0 00 01 N 9 aNvaavad 13AVvuL 8ION 0 601 667 0 ON3 l3AVuL 62296760 601 687 0 0 9 zepeubisun UNT 319A9 0c 001 0 aNvaavad 0 g0LX6Z t 0 peulejuod D d19A9 OLL 0101 MOT 30151405 8
6. See MPC on page 82 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 10 Troubleshooting 10 10 Internal Positioner Issues Positioner Inner loop Control Setting Parameters Using the configurator the user can set individual tuning and Tuning parameters A few key points are mentioned below GAIN UPPER GAIN LOWER GAIN MULT These three parameters are related by the following formula Proportional gain maximum gain deviation x gain multiplier If proportional gain minimum gain then proportional gain minimum gain Maximum Gain GAIN UPPER Gain Multiplier Determines Slope d GAIN MULT Proportional Gain Minimum Gain GAIN LOWER Small Steps Large Steps deviation Figure 10 2 Gain Effect Diagram This algorithm allows for quicker response to smaller steps yet stable control for large steps Refer to Figure 10 2 Setting the gain multiplier to zero and max gain min gain results in a typical fixed proportional gain The higher the gain multiplier the larger the required deviation before the gain increases Default values upon initiating a reset to the factory defaults are maximum gain 2 0 minimum gain 1 0 and gain multiplier 0 05 These values will allow stable control on all Valtek control product actuator sizes Integral Gain IGAIN The integral gain is primarily for deviations due to temper
7. Actuator Style Check this box only if the positioner is mounted on a rotary type actuator Custom Characterization Active Check this box the FINAL VALUE parameter is to be characterized If the Quick Opening or Equal Percent box is also checked the positioner will use a factory defined curve If only Custom Characterization Active is checked a user defined curve will be used Note that when this box is checked the curve can not be changed If the user wishes to use a different curve or edit the cus tom curve this box must be unchecked Fail Position Currently this has no function Air Action Check this box only if the actuator is tubed to be Air to Close ATC After configuring CONTROL FLAGS click the write button to apply the values GAIN UPPER The Logix 1400 digital positioner uses a special gain algorithm The proportional gain increases with a decrease in error This allows for maximum resolution and speed GAIN UPPER is the upper limit to proportional gain GAIN LOWER The Logix 1400 digital positioner uses a special gain algorithm The proportional gain increases with a decrease in error This allows for maximum resolution and speed GAIN LOWER is the lower limit to proportional gain GAIN MULT The Logix 1400 digital positioner uses a special gain algorithm The pro portional gain increases with a decrease in error This allows for maximum resolution and speed GAIN MULT adjust the transition rate between GAIN U
8. Fieldbus Figure 1 2 Functional Block Diagram of Logix 1400 digital positioner Operating with other instruments 2 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Theory of Operation 5 Y Linear Mode Characterization Soft Limits MPC Flow Control Division Section 1 Logix 1400 Digital Positioner Description Figure 1 3 shows the basic positioning block diagram for the Logix 1400 digital posi tioner Air Supply gt Tubed ATO Control Inner Loop Sensor Algorithm Hall Sensor utput HALL_SENSOR Pmax GAIN UPPER Modulator P GAIN LOWER Coil Current Control gt L Deviation gt min gt me Command Spool Control CMD USED GAIN MULTI Stem gt 71 n Position Sensor Integration Summer Inner Loop Offset IL oFFsET Position Figure 1 3 Logix 1400 Digital Positioner Block Diagram NOTE Variable names in Figure 1 3 are internal names only and not accessi ble to the user They are for reference use only The Logix 1400 digital positioner receives power from the two wire fieldbus input signal A digital signal sent via fieldbus is used as the command source A value of 0 percent is always defined as the valve closed position and a value of 100 percent is always defined as the valve ope
9. HALL_SENSOR DAC_CHECK MOD_CURRENT float IL_CHK Integer16 INTERNAL_FLAGS PRESS_FLAGS Bit String Unsigned8 Bit String Unsigned8 D D D d D D D D D D D PRESS_UNITS Unsigned8 J TEMP UNITS ELECTRONICS SN Unsigned8 Visible String D SOFTWARE VER Unsigned16 FAIL MODE Manufacturer Specific Parameters Owned by Logix Control P Unsigned8 Z Z Z 2 rocessor Added Hold last position for Phase 2 AD RAW FB Integer16 D Diag ERROR float Diag PGAIN float Diag INTEGRAL_SUM float Std ALPHA_FILT float Diag PRESS_WINDOW float Info 2 PRESS_HYST float Info 2 PRESS_GAIN float Info 2 TP_ZERO Integer16 Diag TP_SPAN Integer16 Diag TP_FULL_SCALE Integer16 Diag BP_ZERO Integer16 Diag BP_SPAN Integer16 Diag BP_FULL_SCALE Integer16 Diag SP_ZERO Integer16 Diag SP_SPAN Integer16 Diag SP_FULL_SCALE Integer16 Diag FB_ZERO Integer16 Logix 1400 Digital Positioner Installation amp Reference Guide Z Z Z Z Z Z Z Z Z Z 0 0 0 Z Z o O Diag 43 FLOWSERVE gt Fieldbus Parameter FB SPAN Table 8 5 Transducer Block Parameters 4 of 5 Fieldbus
10. gpeuBisu dl 1OOdS 4 gpeuBisu ONIHdS 9 9 0N gpeuBisu i gpeuBbisun NHL dalv gp uBisun SSV14 SSdud 1J1LNO 85969 LIINI gpeuBisu 95770 MV31 IN31S 154151 16 3M0u1S WILNAdO SOULS gp uBisun 3dALMOVd 3AIVA gpeuBisu 1 gp uBisun 3ATVvA 3dALWIHI 3ATVA gp uBisun HVHONIH L IMYA gp uBisun 3ATvA q q q N N q q N N q N N N N N N N N N N N N N N N N N N N N N N fe lt lt lt lal gp uBisun gp uBisun 1VINAGOS 3ATVA NOOCNA 3ATVA 339u9 FLOWSERVE 2215 21015 gpeuBisu Jlepow esn eea 9 2 21 8 adh qo 55770 3ATVA 9Iuoulau y 91999 Flowserve Corporation Flow Control Division 68 oniro Section 8 Configuration Description FLOWSERVE peurejuop o gpeuBisu 1 1591 40018 Ad 99 50 dSM Ajuo peay 5 Ad 12014 sgy K
11. FLOWSERVE gt Logix 1400 Digital Positioner Memory Background Diagnostics BLOCK ERR Parameter Background Diagnostics Execution BLOCK TEST Parameter FI ow Control Division Section 10 Troubleshooting 10 4 Device Diagnostics The Logix 1400 digital positioner contains a number of areas of memory An EEPROM provides a non volatile memory area for static and non volatile parameter values The positioner also contains areas of RAM and ROM Block objects resource transducer and function blocks the communications stack and other device objects each have a designated area of memory where their database resides Diagnostic routines are performed in the background during device operation which check the integrity of these individual databases When a failure is detected a status bit is set in the BLOCK ERR parameter in the appropriate block object Diagnostic checks are performed continuously on the device functional databases of the transmitter application shown in Table 10 4 Table 10 4 Areas of Device Memory Where Data is Stored Device Functional Area Location Block object database DB RAM and EEPROM Communication stack database DB RAM and EEPROM Boot ROM ROM Program ROM ROM Trend and link object databases DB RAM and EEPROM BLOCK ERR parameter shows diagnostic faults of hardware and software components within the transmitter Each block object in the transmitter device application contains a BL
12. Section 6 Logix 1400 Digital Positioner Configuration Section 6 Logix 1400 Digital About This Section Communications and Control Configuration Applications Software Compatibility Positioner Configuration 6 1 Introduction This section explains the tasks to establish communications and configure the Logix 1400 digital positioner for the process application An overview is given of the configura tion tasks using the NI FBUS Configurator application as an example Detailed informa tion on using the configurator application is found in the user manual supplied with the software Before proceeding with the tasks in this section the Logix 1400 digital posi tioner must be installed and wired correctly The user should be somewhat familiar with the fieldbus configuration If the Logix 1400 digital positioner has not been installed and wired or if the user is not familiar with device configuration and or does not know if the Logix 1400 digital posi tioner is configured please read the other sections of this manual before configuring the Logix 1400 digital positioner 6 2 Logix 1400 Digital Positioner Communications All communications with the Logix 1400 digital positioner is through an operator station or host computer running supervisory control and monitoring applications These appli cations provide the operator interface to fieldbus devices and the fieldbus network Configuration of the Logix 1400 digital posit
13. 91999 Flowserve Corporation Flow Control Division Flow Control Division Section 4 Pre installation Considerations FLOWSERVE gt Section 4 Pre installation Considerations 4 1 Introduction About This Section This section reviews several topics which should be considered before installing the Logix 1400 digital positioner If replacing an existing Logix 1400 digital positioner this section can be skipped 4 2 Considerations for Logix 1400 Digital Positioner Evaluate Conditions The Logix 1400 digital positioner is designed to operate in common indoor industrial environments as well as outdoors To assure optimum performance conditions at the mounting area should be evaluated relative to published device specifications and accepted installation practices for electronic positioners Environmental Conditions Ambient Temperature Relative Humidity e Potential Noise Sources Radio Frequency Interference RFI Electromagnetic Interference EMI e Vibration Sources Pumps Motorized Valves Process Characteristics Temperature Maximum Pressure Rating Logix 1400 Digital Positioner Installation amp Reference Guide 13 FLOWSERVE Temperature Limits Power Requirements 14 Flow Control Division Section 4 Pre installation Considerations Figure 4 1 illustrates typical mounting area considerations to make before installing Logix 1400 digital positioner Relative Humidity amp
14. A PC based application is available to download new firmware into a Logix 1400 digital positioner Refer to the documentation accompanying that application for instructions A code download can be performed on an active live network Prepare the control loop by blocking in the final control device to a safe state The posi tioner will be off line for about 30 minutes Save the present configuration before downloading When the download is complete the positioner will revert to its default settings The effects on a device as a result of the download are that all configuration data in the device with the exception of calibration data is cleared This includes Device and block tags Block parameters The function block schedule Link object trend object and VCR configurations The network schedule This requires the user to reconfigure the block tags and the control system and then download the configuration FBAP file to the device and other device on the network The device ID may appear differently on the network due to differences between the new and older software versions The device may appear as a new device since the NI configuration system uses the device ID as the key identification variable for a device Logix 1400 Digital Positioner Installation amp Reference Guide 133 FLOWSERVE gt Flow Control Division Appendix A Sample Configuration Record Appendix A Sample Configuratio
15. FLOWSERVE igi Flow Control Division Logix 1400 Digilal Positioner Installation amp Reference Guide DEVICE TYPE 0202 FLOWSERVE gt Introduction Contents ow Control Div ision Introduction Copyright Notices and Trademarks vi About This Publication vi About This Manual vi Symbol Definitions vii Abbreviations vii Definitions viii References x Technical Assistance x Fieldbus Device Version Checking xi Software Compatibility xii Section 1 Logix 1400 Digital Positioner Description 1 1 Introduction 1 1 2 Fieldbus Logix 1400 Digital Positioner 1 13 Fieldbus Overview 5 Section 2 Installation Overview 2 1 Introduction 7 2 2 Installation Components 7 2 3 Installation Operation Tasks 9 Section 3 Bench Configuration Optional 3 1 Introduction 11 32 Bench Check 11 Section 4 Pre installation Considerations 4 1 Introduction 13 4 2 Considerations for Logix 1400 Digital Positioner 13 Section 5 Logix 1400 Digital Positioner Installation 5 1 Introduction 17 5 2 Mounting Variations 17 5 3 Wiring Logix 1400 Digital Positioner 19 5 4 Powering Up the Logix 1400 Digital Positioner 23 Logix 1400 Digital Positioner Installation amp Reference Guide 11 13 17 FLOWSERVE gt Flow Control Division Introduction Section 6 Logix 1400 Digital Positioner Configuration 25 6 1 Introduction 25 6 2 Logix 1400 Digital Positioner Communications 25 63 Logix
16. 12 13 14 15 16 Flow Control Division Appendix A Sample Configuration Record Table 11 3 Logix 1400 011 AO 011 AO 2 of 3 Configuration File Data PV VALUE 82 78 SP STATUS Good_Cascade NonSpecific NotLimited VALUE 83 04 OUT STATUS Good_Cascade NonSpecific NotLimited VALUE 0 SIMULATE SIMULATE_STATUS Bad NonSpecific NotLimited SIMULATE VALUE 0 Comments STATUS Good NonCascade UnacknowledgedBlockAlarm NotLimited TRANSDUCER STATUS Good Cascade NonSpecific NotLimited TRANSDUCER VALUE 0 ENABLE DISABLE Un initialized PV SCALE EU 100 100 EU 0 0 UNITS INDEX 0x0000 DECIMAL 0x00 XD SCALE EU 0 0 UNITS INDEX 0x0000 DECIMAL 0x00 GRANT DENY GRANT 0x00 DENY 0x00 lO OPTS 0x0000 STATUS OPTS 0x0000 READBACK STATUS Good NonCascade NonSpecific NotLimited VALUE 82 78 CAS IN STATUS Good Cascade NonSpecific NotLimited VALUE 0 SP RATE DN 1 INFPV Sec SP RATE UP 1 4INFPV Sec SP HI LIM 100 Logix 1400 Digital Positioner Installation amp Reference Guide 143 FLOWSERVE 21 22 23 24 25 26 27 28 144 Flow Control Division Appendix A Sample Configuration Record Table 11 3 Logix 1400 011 AO 011 AO 3 of 3 Configuration File Data Comments SP LO LIN 0 CHANNEL 0x0001 FSTATE TIME 0Sec FSTATE VAL 0 BKCAL OUT STATUS Good Cascade NonSpeci
17. FLOWSERVE gt Device Configuration Procedure Overview 32 Flow Control Division Section 6 Logix 1400 Digital Positioner Configuration 6 9 Configuration Tasks A typical device configuration consists of the following tasks listed in Table 6 5 using the NI FBUS Configurator application Details on using the configurator application are found in the NI FBUS Configurator user manual supplied with the application software This procedure assumes that the hardware installation of the Logix 1400 digital posi tioner is complete and the Logix 1400 digital positioner is powered up Table 6 5 Logix 1400 Digital Positioner Configuration Task List Procedure Start the fieldbus process appli cation Scans the fieldbus network and provides a listing of all active fieldbus devices on the network or selected link Start the fieldbus configurator application Configurator windows are displayed on screen listing the active fieldbus devices Select a fieldbus device for con figuration Change the device and block tags if desired Any unassigned tags are given a default tag name by the configurator Select add edit function blocks to create a function block appli cation process NOTE Configure block objects in the following order Resource block Transducer block Analog Output block PID block Shows a representation of function blocks in the graphical interface window Connect or
18. Set value to valid range SHED OPT Parameter BYPASS Table 10 9 Initial Value 1 8 see Shed Options in the FF specs Initial value is a configuration error Set value in valid range PID Function Block Parameters 1 of 2 Valid Range 1 OFF 2 ON Corrective Action Initial value is a configuration error Set value in valid range SHED OPT 1 8 see Shed Options in the FF specs Initial value is a configuration error Set value in valid range HI LIM HI 114 PV SCALE INF Values must be set in rank order e g LO LIM LO LO LIM but HI LIM etc 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE gt Section 10 Troubleshooting Table 10 9 PID Function Block Parameters 2 of 2 Parameter Initial Value Valid Range Corrective Action LO LIM PV SCALE INF Values must be set in rank order LO LO LIM OUT HI LIM OUT SCALE Verify that OUT HI gt OUT LO LIM OUT LO LIM 10 SP HI LIM PV SCALE Verify that SP HI LIM SP LO LIM SP LO LIM 10 10 7 Additional Troubleshooting As a general rule follow the suggestions for corrective action for suspected problems described this document If a problem is still present perform step 1 below If the prob lem still persists perform step 2 and so on 1 In the resource block set the RESTART parameter to
19. 91 9 LMVH QVLNI YALNNOD SIS 8ION 9 AWIL 31dWVS JON 0 9 gpeuBbisun SOv14 DIS Is p uleluoo O p uleluoo O AWIL 8315 01 0101 dOls DIS 0 001 18916 DIS 8ION 01001 AWIL A3aSOd aasod SION 0110101 0 MOT 1H31VSOd 9ION 04 L O10L HOIH 1H31VSOd SION SION V20L 0 2 peurejuop o 9 9 TIVH NMOG TIVH SION 0 9 9 peubisun TINN TIVH SION 2 9 ANNOOS 84 SION SION 9 9 9 NvdS 84 Ou3Z 84 810N peurejuoo o 9 37705 Tins dS SION 9 5 dS 1 OQ IN QN p p Pr TIN N N N N N QN N Q ZIZIZIZIZIZIZ Z Z O o Z Z Z Z Z IZ O 2 2 9 9 0832
20. Installation amp Reference Guide 123 Flow Control Division FLOWSERVE Section 10 Troubleshooting Question Can upgrade from a standard to an advanced model Answer Yes Advanced collector board assembly can be purchased see IOM Simply replace the standard collector board with the advanced collector board All connectors on the collector board are keyed and unique for easy cable re connection Using FB configurator perform an actuator pressure calibration Temperature and Pressure Units The desired temperature and pressure units can be set during configuration Once set all readings will be displayed in the desired units Parameters TEMP UNITS and PRESS UNITS in the transducer block Stroke Length Stroke length is used by the travel accumulator TRAVEL ENG When the stroke length and units are set the length is used to determine the total travel accu mulated The travel accumulator will have the units associated with stroke Parameters STROKE ENG and TRAVEL UNITS in the transducer block Example Stroke length is set to 4 inches If the valve is moved from 0 percent to 100 percent 4 inches will be added to the travel accumulator The travel accumulator units will be inches If stroke length is 90 degrees for a rotary the travel accumulator will now have units of degree A 0 percent to 100 percent stroke will add 90 to the travel accumu lator NOTE Stroke length is for information only Custom Chara
21. XD CAL WHO NULL DAC PERCENT 0 CONTROL FLAGS 0x6f GAIN UPPER 0 GAIN LOWER 0 16 GAIN MULT 1 59 IGAIN 0x0000 IL OFFSET 0 05 STATUS FLAGS 0x08 CMD USED 55 CALIBRATE 0x00 DAC VALUE 0x0000 PRESS CAL 0 62 CALIBRATE FLAGS 0x00 SOFTSTOP HIGH 110 SOFTSTOP LOW 10 CYCLE COUNTER 0x00000006 CYCLE DEADBAND 20 TRAVEL ENG 4 9729 TRAVEL DEADBAND 20 TRAVEL ALERT 2e 006 STROKE ENG 1 TRAVEL UNITS 0 2 FUTUREXD1 0x0000 FUTUREXD2 0x0000 TRAVEL FLAGS 0x00 TEMPERATURE 0x9200 TOP PRESSURE 45 91999 Flowserve Corporation Flow Control Division Flow Control Division OWSERVE Appendix A Sample Configuration Record Table 11 2 Logix 1400 011 XD 011 FVPTB 4 of 5 Configuration File Data Comments 60 BOTTOM PRESSURE 0 01 61 SUPPLY PRESSURE 65 62 VOLTAGE REFERENCE 0 032 63 HALL SENSOR 0 64 DAC CHECK 0 65 MOD CURRENT 0 66 IL CHK 0x0000 67 INTERNAL FLAGS 0x00 68 PRESS FLAGS 0x00 69 PRESS UNITS psi 70 TEMP UNITS Degrees Celsius 71 ELECTRONICS SN NULL 72 SOFTWARE VER 0x20F4 73 FUTUREXD3 STATUS Good Cascade NonSpecific NotLimited VALUE Discrete state 0 74 FUTUREXDA 0x00000000 75 SPI TEST RCV TEST 0x00 TEST 0x00 TEST 0x00 TEST 0x00 TEST 0x00 TEST RCV 0x00 SPI TEST 0x00 TEST
22. ing and connections to other applications The Logix 1400 digital positioner application contains the following block objects e Resource block e Transducer block Analog Output AO function block Proportional Integral Derivative PID controller function block Table 8 1 briefly describes the operation of these blocks Table 8 1 Function Block Application Process Elements Block Type Function Resource Transducer Contains data which describes the hardware physical char acteristics of the device The resource block does not perform any action but contains parameters that support application downloads Isolates the function blocks from I O devices such as sensors actuators and switches The transducer block interfaces with the hardware to produce an output It also contains device specific parameters such as calibration and diagnostics parameters Analog Output AO function block Performs basic automation functions that are integral to auto mated control and processing operations The AO block performs functions like engineering units scal ing output scaling alarming and back calculation when con nected as a cascade to a PID or other block PID Controller function block 36 Performs standard or robust proportional integral derivative algorithm used in closed loop processing 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE
23. the AO block START TIME OFFSET 0 FB OBJECT INDEX 257 VFD REF 1 START TIME OFFSET 16000 FB OBJECT INDEX 310 VFD REF 1 OxFFFFFFFF Available 0 FB Schedule Entry 42 Default setting in the PID block FB Schedule Entry 3 FB Schedule Entry 4 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description 8 19 Network Management Description Network management provides for the management of a device s communication sys tem by an external network manager application Network management operates on special objects in the Network Management Informa tion Base NMIB which is part of the Management Virtual Field Device VFD Network Management Network Management provides the following features Features Loading a Virtual Communication Relationship VCR which may be list or a single entry See VCR list objects e Loading changing the communication stack configuration Loading the Link Active Schedule LAS Performance monitoring Network Management Normally most of the network management objects appear transparent to the user In Objects other words the parameters and objects used for network management are not nor mally viewed or changed as part of device configuration The network management objects in the Logix 1400 digital positioner FBAP are listed in the following paragraphs although most if not all
24. 0x00 SPI TEST 0x00 TEST 0x00 TEST 0x00 TEST 0x00 TEST RCV 0x00 TEST 0x00 TEST 0x00 TEST 0x00 Logix 1400 Digital Positioner Installation amp Reference Guide 141 FLOWSERVE 76 77 142 Flow Control Division Appendix A Sample Configuration Record Table 11 2 Logix 1400 011 XD 011 FVPTB 5 of 5 Configuration File Data Comments TEST SP TEST TX 0x00 SP TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 SP TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 SP TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 TEST 0x00 TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 TEST TX 0x00 BLOCK TEST Constantly increases BLOCK TEST 0x34 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 Table 11 3 Logix 1400 011 AO 011 AO 1 of 3 Configuration File Data Comments ST REV 0x0002 Block tagname Analog output index parameter mnemonic TAG DESC value STRATEGY 0x0000 ALERT KEY 0x00 MODE BLK TARGET Auto ACTUAL Auto PERMITTED RCas Cas Auto Man OOS NORMAL Auto BLOCK ERR 0x0000 91999 Flowserve Corporation Flow Control Division FLOWSERVE 11
25. 540000 not locked UPDATE EVT Event update BLOCK ALM ALARM SUM Alarm discrete Alarm summary ACK OPTION Bit string WRITE PRI WRITE ALM Unsigned8 Alarm discrete Valtek Device Products Parameters 41 DL CMD1 DL CMD2 Unsigned8 Unsigned8 DL APPSTATE Unsigned16 DL SIZE DL CHECKSUM Unsigned32 Unsigned16 REVISION ARRAY Unsigned32 BLOCK TEST Unsigned8 MN O O O 48 ERROR DETAIL Unsigned16 OOS Out of service Table 8 4 describes the Valtek product defined parameters in the resource block which are used during the application download procedure Table 8 4 Resource Block Parameter Descriptions 1 of 2 Name Description or Parameter Contents DL CMD1 DL CMD2 Used to unlock or access the domain flash memory area of the device for download Entering a series of values in these two parameters changes the internal state of the device so that it will accept the downloaded application software The download cannot begin until the device is put into the correct internal state The internal state of the device is read in the DL APPSTATE parameter DL APPSTATE Contains the state of the downloaded ing application DL SIZE Contains the size of the downloaded application This will always be an even number DL CHECKSUM Contains the 16 bit check sum of the downloaded application 91999 Fl
26. Datatype Integer16 Storage Section 8 Configuration Description Notes Default Values FB_SCOUNT HALL_NULL Integer16 Unsigned16 2 2 HALL DOWN Unsigned16 HALL UP POSALERT HIGH Unsigned16 POSALERT LOW POSDEV DEADBAND POSDEV TIME SIG START SIG STOP RAMP RATE float STEP TIME float SIG FLAGS SAMPLE TIME Unsigned8 float SIG COUNTER Unsigned16 INTAD_RAW1 INTAD_RAWTP Unsigned16 Unsigned16 INTAD_RAWBP Unsigned16 INTAD_RAWSP INTAD_RAW3 Unsigned16 Unsigned16 INTAD_RAW4 Unsigned16 INTAD_RAW5 Unsigned16 INTAD_RAW6 Unsigned16 INTAD RAW8 Unsigned16 D D d D D D D D D TEST_MODE Unsigned8 Uninitialized VALVE_SIZE Unsigned8 Uninitialized VALVE CLASS Unsigned8 Uninitialized VALVE ENDCON Unsigned8 Uninitialized VALVE BODYMAT Unsigned8 Uninitialized VALVE TRIMMAT Unsigned8 Uninitialized VALVE TRIMCHAR Unsigned8 Uninitialized VALVE TRIMTYPE Unsigned8 Uninitialized VALVE TRIMNO Unsigned8 Uninitialized VALVE PACKTYPE Unsigned8 Uninitialized STROKE OPENTIM float Uninitialized STROKE CLOSEDTIM float Uninitialized STROKE TSTPSI float 60 STEM DIAM float z Z Z Z Z Z Z Z Z Z Z Z Z O O O O O O O O J 9 J Z Z Z Z Z
27. Flow Control Divisio Section 3 Bench Configuration Optional 3 Observing polarity connect positive fieldbus lead to signal terminal and negative fieldbus lead to signal terminal Fieldbus Example Connecting wiring device 4 Atthe junction block connect a fieldbus terminator in parallel with the device 5 Connect a power supply power conditioner if needed and a fieldbus ter minator to the fieldbus cable Turn on PC Turn on power supply Start fieldbus configuration application on PC 9 Establish communications Once communications have established between the Logix 1400 digital positioner and the PC the user can then query the Logix 1400 digital positioner Check the device ID of the Logix 1400 digital positioner and assign a network node address to the device and assign tag names to the device Note that the Logix 1400 digital positioner is shipped with default node addresses and tag names that appear at start up These can be changed to actual network addresses and tag names Typically the device tag and block tags are modified to be unique throughout the net Work The user can view the various block parameters that make up the Logix 1400 digital positioner configuration Enter parameter values for your process application and write them to the device Refer to the Logix 1400 Digital Positioner Start up Guide in Appendix B for supplemental help
28. Section 8 Configuration Description Table 8 18 Transducer View Block List 3 of 5 Name CYCLE DEADBAND CYCLE LIMIT TRAVEL ENG TRAVEL DEADBAND TRAVEL ALERT STROKE ENG TRAVEL UNITS CURVEX CURVEY TRAVEL FLAGS TEMPERATURE TOP PRESSURE BOTTOM PRESSURE SUPPLY PRESSURE VOLTAGE REFERENCE HALL SENSOR DAC CHECK MOD CURRENT IL CHK 74 67 INTERNAL FLAGS 68 PRESS FLAGS 69 PRESS UNITS 70 TEMP UNITS 71 ELECTRONICS SN 72 SOFTWARE VER 73 FAIL MODE 74 AD RAW FB 75 ERROR 76 PGAIN 77 INTEGRAL SUM 78 ALPHA FILT 79 PRESS WINDOW 80 PRESS HYST 81 PRESS GAIN 82 TP ZERO 83 TP SPAN 84 TP FULL SCALE 85 BP ZERO 86 BP SPAN 87 BP FULL SCALE 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 18 Transducer View Block List 4 of 5 SP ZERO SP SPAN SP FULL SCALE FB ZERO FB SPAN FB SCOUNT HALL NULL HALL DOWN HALL UP POSALERT HIGH POSALERT LOW POSDEV DEADBAND POSDEV TIME SIG START SIG STOP RAMP RATE STEP TIME SIG FLAGS SAMPLE TIME 107 516 COUNTER 108 INTAD_RAW1 109 INTAD_RAWTP 110 INTAD_RAWBP 111 INTAD RAWSP 112 INTAD_RAW3 113 INTAD_RAW4 114 INTAD_RAW5 115 INTAD_RAW6 116 INTAD_RAW8 117 TEST MODE 118 VALVE_SIZE 119 VALVE CLASS 120 VALVE_ENDCON 121 VALVE_BODYMAT 122
29. VALVE TRIMMAT 123 VALVE TRIMCHAR 124 VALVE TRIMTYPE 125 TRIMNO 126 127 STROKE Logix 1400 Digital Positioner Installation amp Reference Guide 75 FLOWSERVE gt Section 8 Configuration Description Table 8 18 Transducer View Block List 5 of 5 Index Name View1 View2 View3 View4 STROKE TSTPSI STEM DIAM LEAK CLASS INLET PRESS OUTLET PRESS VALVE FLAGS RATED TRAV ACT TYPE ACT SIZE SPRING TYPE SPOOL ID PO DATE INSTALL DATE LOAD EE DEFAULTS ENG RELEASE NUM MISC FLAGS SIG INDEX SIG DATA MFG PHONE PUR ODER NUM GENERIC PARM NUM GENERIC PARM VAL SPI TEST ROV SPI TEST TX BLOCK TEST View2 View3 View4 1 ST_REV 2 2 2 2 2 TAG_DESC 3 STRATEGY 2 4 ALERT_KEY 1 5 MODE_BLK 4 4 6 BLOCK_ERR 2 2 7 PV 5 5 8 SP 5 5 9 OUT 5 5 10 SIMULATE 76 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 19 AO Block View Table 2 of 2 PV SCALE XD SCALE GRANT DENY IO OPTS STATUS OPTS READBACK CAS IN SP RATE DN SP RATE UP SP HI LIM SP LO LIM CHANNEL FSTATE TIME FSTATE VAL BKCAL OUT RCAS IN SHED OPT RCAS OUT UPDATE EVT 30 BLOCK ALM
30. Z p uleluoO O zepeubisun p uleluoo O lqISIA al NVIN 399u5 2 21 101 eea 9 z YOO g 21 8 adh qo WAN 13GON LOY 9Iuoulau y 65 Logix 1400 Digital Positioner Installation amp Reference Guide Section 8 Configuration Description FLOWSERVE SION 0 0 9 9 7 dg L 9 81 06 dL SION t60t 9 SION v60b peulejuod D 9 1 00 0 0 9 NIVO 553 9ION 001 0 peurejuoo o 55884 001 0 MOQGNIM SS3Hd loN 114 Ajuo peay 0c 01 Oc 2 WNS 1VH931NI 30N p uleluoo O NIVOd 30N uouuad juo peeu 9 84 Qv uollisod
31. gt Clearing Block Configuration Errors Mode restricted Write Operations SIMULATE READBACK and PV Determination 54 Control Division FI Section 8 Configuration Description Block configuration errors prevent the block from leaving OOS mode The parameter BLOCK ERR will show whether a block configuration error is present Table 8 8 is a list of parameters that can cause the status of CONFIGURATION ERROR to be set in the AO BLOCK ERR parameter NOTE CONFIGURATION ERROR can only be cleared if the function block is being executed One way of determining block execution is by performing a series two or three reads of the BLOCK TEST parameter and confirming that the first byte of the parameter is incrementing This will work if the execute rate is fast relative to the speed of reading BLOCK TEST A very slowly executing block may not appear to execute because block parameters are updated only when the block executes Initial 3 CHANNEL Initial value is a configuration error Set value in valid range SHED OPT 1 8 see Shed Initial value is a configuration error Options in the FF specs Set value in valid range SP HI LIM SCALE Verify that SP HI LIM gt SP LO LIM SP LO LIM 10 Table 8 7 lists the AO block parameters which may be write restricted based upon the block s mode Listed in the table are the TARGET and or ACTUAL modes required for the write to be accepted Other
32. of these objects are not directly user configured Network Management The NMIB contains various objects that are associated with network management oper Information Base NMIB ation Table 8 28 lists the NMIB object dictionary The groups of network management objects along with their index starting numbers are included in the NMIB for the Logix 1400 digital positioner The numbers in parenthesis indicate the number of objects Table 8 28 Logix 1400 Digital Positioner NMIB Object Dictionary 1 of 2 Dictionary Index Reserved Directory of Revision Number Number of Directory Objects Total Number of Directory Entries Directory Index of First Composite List Reference Number of Composite List References Stack Management OD Index Number of Objects in Stack Management 1 VCR List OD Index Number of Objects in VCR List 5 DLL Basic OD Index Number of Objects in DLL Basic 3 DLL Link Master OD Index Number of Objects in DLL Link Master 7 Link Schedule OD Index Number of Objects in Link Schedule DLL Bridge OD Index Number of Objects in DLL Bridge Logix 1400 Digital Positioner Installation amp Reference Guide 91 FLOWSERVE gt Virtual Communications Reference VCR Objects VCR Attributes Unsupported Services 92 Flow Control Division Section 8 Configuration Description Table 8 28 Logix 1400 Digital Positioner NMIB Obje
33. the Logix 1400 digi tal positioner checks to see if the linkage is placing the stem position sensor in range If the valve stroke causes stem position measurement to go out of range in the open posi tion a Position 100 percent Flag will be generated The valve stem will stop in the open position and the red LED will blink Linkage must be adjusted to bring the sensor in range Special LED indication If the linkage is out of range the LEDs can be used as an adjustment guide The LED will change from a red to yellow when the linkage is brought into range Position Span Flag Position span is a check during stroke calibration to verify that the valve stem moved The algorithm waits to see if no movement is detected when the valve is automatically stroked open Anything that could prevent the valve from stroking will generate a position span error no supply pressure malfunctioning spool valve Logix 1400 Digital Positioner Installation amp Reference Guide 101 FLOWSERVE gt Flow Control Division Section 10 Troubleshooting Section 10 Troubleshooting About This Section Device Status and Failures Troubleshooting with the NI FBUS Configuration Tool 10 1 Introduction This section contains information about identifying device faults and suggested actions to correct them The approach to troubleshooting is determining the cause of the fault through definition of the symptoms such as a device not visible
34. COUNTER 83 0 0000 PRESS MEAS E STROKE OPENTIM 0 BEGIN SIG STROKE CLOSEDTIM 0 STROKE TSTPSI 60 SIG INDEX 0 0000 SiG DATA DATA SIG DATA SIG DATA SIG DATA Write Changes Read All Signature Flags box 1 Make sure the process is in a safe condition and notify the control room that the valve will temporarily be taken off line Verify preparedness to proceed Put the Transducer block MODE_BLK OOS Set SIG_START to desired value Set SIG_STOP to desired value Set SAMPLE_TIME to desired value Typically 0 1 In SIG_FLAGS select STEP_RAMP PRESS_MEAS Write values to the Logix 1400 digital positioner Set RAMP_RATE to desired value Typically 100 10 Write value to the Logix 1400 digital positioner 11 In SIG FLAGS select BEGIN SIG 12 Write value to the Logix 1400 digital positioner Logix 1400 Digital Positioner Installation amp Reference Guide 131 FLOWSERVE STEP SIGNATURE Collection of Stored Signature 132 Flow Control Division Section 10 Troubleshooting 13 The valve will stroke to the beginning position as defined by SIG START will begin ramping to the desired ending position as defined by SIG STOP Notice that SIG COUNTER will increment while this takes place Typically approx 670 data sets will be collected with the above settings and full stroke of the valve Exact num bers will vary 14 SIG F
35. Configuration Tasks on page 32 4 Writing the device configuration changes to the device See Section 6 9 Configura lion Tasks on page 32 5 Saving device configuration to disk See Section 6 9 Configuration Tasks on page 32 6 4 Device Configuration All fieldbus devices contain one or more Function Block Application Processes FBAP as part of their device configuration The FBAP in the Logix 1400 digital positioner is a software application that defines the particular characteristics of the Logix 1400 digital positioner The FBAP comprises function blocks a transducer block and a resource block plus other functions which support these blocks Each function block contains a set of operating parameters some of which can be user configured that define the operating characteristics of the Logix 1400 digital positioner Function blocks perform or execute their specific functions according to a schedule This schedule provides the sequence and timing of events which occur within a device and also between other fieldbus devices This schedule is coordinated with the function block execution schedules in the device and other fieldbus devices on the network Additional information on the FBAP contained in the Logix 1400 digital positioner is found in Section 8 Device Configuration The Logix 1400 digital positioner is configured using a fieldbus configuration application running on a operator station or host computer The configurat
36. Control board variable Std Standard Parameters These values are constantly updated from the Control Board except during the Signature capture Info Device Information Parameters These values are read only at start up or when any of them are changed The number n is used to group parameters into manageable sizes Diag Advanced Diagnostic Parameters These values are active only when the parameter Enable diagnostic Variable Access is set in TEST MODE Logix 1400 Digital Positioner Installation amp Reference Guide 45 Flow Control Division FLOWSERVE 2 Section 8 Configuration Description Transducer Block Diagram Figure 8 2 is a block diagram showing the basic components of the transducer block AO Block Transducer Block 0 not used LJ output Value 4 CMDdigital Scaling STATUSflags output CALIBRATEflags STATUSflags TRAVELflags K lt CALIBRATEflags FINAL VALUE RANGE CHANNEL 4 FINAL VALUE CUTOFF HI INTERNALflags TRAVEL flags m PRESSflags INTERNALflags FINAL_VALUE_CUTOFF LO PRESSflags MODE BIR Determine Status BLOCK ERR lt SIMULATE FIELD FINAL POSITION VALUE Figure 8 2 Transducer Block Diagram Transducer Block Valtek Table 8 6 describes the Logix parameters i
37. Division FLOWSERVE Section 8 Configuration Description 8 20 Logix 1400 Digital Positioner Variable Enumeration The following list defines the Logix 1400 digital positioner variables enumeration CALIBRATE This variable initiates calibration procedures and reports current state of calibration during the procedure Value Function Normal operation position control enabled Automatically calibrate stroke Re Cal stroke Automatically calibrate actuator pressure sensors Moving valve to closed position get feedback at 096 Moving valve to open position get feedback at 10096 Calibrating SUPPLY sensor Moving valve to closed position calibrating actuator sensor Moving valve to open position calibrating actuator sensor Check that Re Cal button is depressed Error occurred during calibration Automatically determine inner loop offset Perform step time test Read only user cannot send CALIBRATE in this mode CALIBRATE FLAGS Each bit within this variable is a flag indicating parameters rele vant to calibration A logic 1 indicates error is active Description 0 error 12 Calibration time out 2 0 No error 1 Position A D converter saturated at 0 position 3 0 no error 1 Position A D converter saturated at 100 position 5 0 No error 1 Position A D converter span error 7 0 No error 1 Step time test time out
38. FCD VLAMN046 00 91999 Flowserve Corporation Flowserve Corporation Flow Control Division
39. Lightning EMI Ambient Temperature Large Fan Motors EMI 255 Q acis Q Transceivers RFI Process Temperature Radiated Figure 4 1 Typical Mounting Area Considerations Prior to Installation Table 4 1 lists the operating temperature limits for Logix 1400 digital positioner Table 4 1 Operating Temperature Limits Ambient Temperature For Electronics Ratings for Intrinsically Safe Applications Explosion proof Applications Logix 1400 40 to 62 40 to 144 40 to 85 40 to 185 digital positioner The Logix 1400 digital positioner is a bus powered two wire device meaning that it receives its power from the VDC on a fieldbus wiring segment Certain guidelines and limitations exists regarding the wiring of fieldbus devices See Section 5 4 for more infor mation on wiring the device 91999 Flowserve Corporation Flow Control Division Flow Control Division Section 4 Pre installation Considerations FLOWSERVE Table 4 2 lists the operating power requirements for the Logix 1400 digital positioner Table 4 2 Logix 1400 Digital Positioner Power Requirements Static Power Air Supply Requirements The Logix 1400 digital positioner requires an external air filter preferably the Valtek coalescing air filter The air supply should conform to ISA Standard S7 3 with a dew point at least 18 F 10 C below ambient temperature particle size below one micron and oil content not to exceed one part per
40. PCB assembly must be replaced Refer to the Logix Series 1000 Digital Positioner IOM for spare parts kit numbers Hall sensor Alarm As described in Theory of Operation on page 3 the Logix 1400 dig ital positioner incorporates an inner loop spool positioning stage A hall sensor is used for spool control If the electronics senses a problem with the sensor the hall sensor alarm will become active Some common reasons for a hall sensor alarm are loose or missing cable connection to the collector board assembly or a broken wire In the rare event that the actual hall sensor is defective the driver module assembly must be replaced Refer to the Logix Series 1000 Digital Positioner for spare parts kit num bers Modulator current Alarm The pressure modulator is an electro pneumatic device which takes a current signal from the electronics control and generates a pressure which moves the spool The Logix 1400 digital positioner is a FB powered device which must run on very low power The pressure modulator current is monitored during opera tion If the current draw exceeds 0 9 mA under normal control the modulator current alarm will become active and the red LED will blink Sometimes the current level may be right at the threshold of 0 9 mA causing the LED to alternate between red and green Listed below are some reasons for a modulator current alarm The magnitude of modu lator coil current can be viewed from the configurator Modul
41. Processor 2 Cycle power to the Logix 1400 digital positioner 3 Re start fieldbus driver software on the host computer with the Logix 1400 digital positioner un powered then power up the Logix 1400 digital positioner 4 Call Flowserve s Valtek Control Product Technical Assistance See Technical Assis tance on page x Logix 1400 Digital Positioner Installation amp Reference Guide 115 Flow Control Division FLOWSERVE es Section 10 Troubleshooting 10 8 Simulation Mode Simulation Mode Jumper A simulation mode is available in the positioner which is used to aid in system debug if the process is not running When simulation mode is enabled the SIMULATE parameter in the AO block provides a user selected value as the readback input to the AO block Setting Simulation Jumper A hardware jumper the positioner board is set enable or disable the SIM ULATE parameter See Figure 10 1 for jumper location Table 10 10 shows how to set the simulation jumper on the transducer board 00000000000 P gt Figure 10 1 Simulation Jumper Location on Controller Board Table 10 10 Setting the Simulation Jumper 116 Set the Jumper to Disable the SIMULATE parameter N position on the Y N Set transmitter for normal operation transducer board Enable the SIMULATE parameter Y position
42. SMIB System Management Information Base VCR Virtual Communication Reference VDC Volts Direct Current VFD Virtual Field Device XMTR Transmitter Definitions Abbrev Definition The detection of a block leaving a particular state and when it returns back to that state Analog Output function block Application One of the standard function blocks defined by the Fieldbus Foundation A software program that interacts with blocks events and objects One application may interface with other applications or contain more than one application Block A logical software unit that makes up one named copy of a block and the associ ated parameters its block type specifies It can be a resource block transducer block or a function block Configuration of a sys tem or device A step in system design selecting functional units assigning their locations and identifiers and defining their interconnections Device A physical entity capable of performing one or more specific functions Examples include transmitters actuators controllers operator interfaces Device Description Description of FBAPs within a device Device Description Lan guage A standardized programming language similar to C used to write device descrip tions Device Tag User defined identifier for device Event An instantaneous occurrence that is significant to scheduling block execution and to the operational
43. Signature Parameters 2 of 2 Comments Typically this is set to 100 Very long times could result in com pletely filling the 10K RAM buffer Can only be set when STEP RAMP in SIG FLAGS has been selected SAMPLE TIME Data acquisition time between samples Seconds Range 0 1 to 2 55 Set to a valid value before running signature Typically 0 1 Determines the number of data points stored in the signature STEP TIME Delay time after step Seconds Range 0 650 0 Typi cally set to 0 1 Allows settling time to capture valve response to the step Can only be set when STEP RAMP in SIG FLAGS is not selected SIG INDEX Pointer used for data transfer Write the desired packet value Writing a value between 1 and the max number shown in SIG COUNTER moves that packet of data into the SIG DATA array for retrieval SIG COUNTER Indicates number of data points collected Increments by 1 as each data packet is collected SIG DATA Array for the storage and transfer of signa ture data Order of data is Command 95 Position 96 Port 2 pressure Port 1 pressure STROKE TSTPSI Supply pressure in PSI for stroke test 150 psi max STROKE OPENTIM Stroking time during opening Seconds Determined during the last stroke calibration where the Step Time Test option was ran STROKE CLOSEDTIM Stroking time during closing Seconds Determined duri
44. automatically be activated again when the factory curve is deselected 91999 Flowserve Corporation Flow Control Division ow Control Division FI FLOWSERVE Section 10 Troubleshooting 10 13 Initiating a Valve Signature A feature of the Logix 1400 positioner is the ability to capture and store a valve diagnos tic signature in the positioner s volatile RAM A signature is the collected data response of the valve to a pre defined set of operating conditions This stored data can later be uploaded to the host system for analysis of potential problems By comparing a baseline signature when the valve is new to subsequent signatures at later times a rate of change can be tracked which can help predict possible faults in the valve before they happen This is called predictive maintenance It is important to note that the purpose of the positioner is to act as the data acquisition device for the signature Analysis of the data is not done on the device but in the supervisory system aged operation of the positioner Therefore the process must be in a safe operating mode where unexpected movement of the valve will not cause a hazardous condition System Preparation WARNING By definition the collection of the signature requires the unman Before a valve signature can be run the Transducer Block must be out of service OOS Table 10 16 Transducer Block Signature Parameters 1 of 2 Parameter Description Value Mean
45. band As long as the stem position remains greater than 30 percent and less than 70 percent no additions are made to the travel accumulator Now assume the stem position moves to 80 per cent which is outside the present dead band The Logix 1400 digital positioner calcu lates the stem movement and adds this number to the travel accumulator 80 percent present position 50 percent previous 30 percent movement x 4 inch stroke 1 2 inches So 1 2 inches is added to the travel accumulator New dead band thresholds of 100 per cent 80 percent present position plus 20 percent dead band and 60 percent 80 per cent present position minus 20 percent dead band are calculated This process continues as the stem position moves throughout its stroke range The cycle counter is another means of monitoring valve travel Unlike the travel accumu lator the stem position must do two things to count as a cycle exceed the cycle counter dead band and change direction A cycle counter limit can also be written into the posi tioner If this limit is exceeded the yellow LED will blink If the stem position differs from the control command by a certain amount for a given length of time the yellow LED will blink to signify excess deviation The trip point and settling times are set in the transducer block 8 13 Trend Objects Trend objects support the management and control of function blocks by providing access to history information Trend
46. dS 87705 98 399u5 SION N 2 21 101 Iepow esn 9 16Be1u ejeg 9 Jo YOO g 21 8 092 09 0 OD OO OD 0 OD W NWdS dg 9Iuoulau y 67 Logix 1400 Digital Positioner Installation amp Reference Guide Ajuo peay 1531 145 0 TWA Wuvd OIH3N39 jul paulis 2 2 99 5 WAN IWHVd TINAN lqISIA WAN H3dO 198687108 lqISIA 3NOHd 94N Ajuo peay peulejuod D 4 vivq 915 9ION p uleluoo O DIS S V14 OSIN Ajuo peay peurejuoD 2 9 peubisun 3Sva1ad 9ION Srinvdad 33 ayol Section 8 Configuration Description AKAAppwi p uleluoo O lqISIA 5 lqISIA gla31vd TIV1SNI 8 91 Od 9
47. e0X6c v 0 o 2 Z Z 2 Z Z Z Z Z gp uBisun 18 1 399u5 601 628 0 2 2215 101 ejeg 910 2 21 8 SN3 37015 91999 Flowserve Corporation Flow Control Division 66 Section 8 Configuration Description FLOWSERVE SION peurejuop o gpeuBbisun SION 0 9 gpeuBisu 30N 9 8MVH QVLNI 30N 9 9MVH QVLNI peulejuod D 9 peubisun QVLNI Ajuo pesy peulejuod D gL peubisun VMVH QVLNI 30N juo peeH p uleluoo O 9 MVH QVLNI 30N 9 dSMVH luo pe ti peulejuod D 9 peubisun GVLNI luo pe ti 0 9 9 dLMVH QVLNI 30N
48. elements are generally defined as follows 1 Error Type 2 Location 3 Sub type ERROR DETAIL Table 10 6 lists the enumerated values for the error type element only The location and Enumeration sub type elements have no significant meaning for users Table 10 6 ERROR DETAIL Parameter Enumeration ERROR DETAIL Message No error Control board ROM checksum HC16 boot ROM checksum HC16 application ROM checksum Interprocessor error startup Interprocessor error operation EEPROM corrupt background diagnostics EEPROM driver error EEPROM fieldbus write 2 3 4 5 6 7 8 9 Sensor error E Internal software error Other Using ERROR DETAIL for If a critical error occurs in the resource block the user should read and record the Troubleshooting ERROR DETAIL value Then reset the device write RESTART parameter Processor Wait 30 seconds after reset and read ERROR DETAIL again to check if error cleared Logix 1400 Digital Positioner Installation amp Reference Guide 111 Flow Control Division FLOWSERVE es Section 10 Troubleshooting 10 5 Block Configuration Errors Configuration Errors Block configuration errors prevent a device block from leaving OOS mode The BLOCK_ERR parameter bit 1 shows whether a block configuration error is present Table 10 7 summarizes the conditions that may be the result of block configuration errors wh
49. objects provide for short term history data to be col lected and stored within a resource The collected data may be input and output param eters and status information from selected function blocks Trend objects are available anytime for reading A user will not typically view trend objects directly A host system may receive the data and build displays using the history data The Logix 1400 digital positioner has one defined trend object 8 14 Domain Objects Domain objects support download services which are used to download firmware to a device Standard generic download services defined by Fieldbus Foundation are used in the domain object of the Logix 1400 digital positioner Logix 1400 Digital Positioner Installation amp Reference Guide 83 FLOWSERVE Device Descriptions and ODs DD Diskette Device Description Contents Standard and Device specific DD Object Dictionary Description Logix 1400 Digital Positioner Block Parameter Index 84 Flow Control Division Section 8 Configuration Description 8 15 Device Description A Device Description DD provides a clear and structured text description of a field device The descriptions found in a DD supplement the object dictionary definitions of device applications So an OD description used in conjunction with the DD will provide a complete detailed description of the device operation See the FF Fieldbus Specifica tions for more details ab
50. of objects along with their starting index number are included in the SMIB for the Logix 1400 digital posi tioner The numbers in parenthesis indicate the number of objects Table 8 22 Logix 1400 Digital Positioner SMIB Object Dictionary Dictionary Index Object Header Reserved Directory of Revision Number 1 Number of Directory Objects 1 Total Number of Directory Entries 5 Directory Index of First Composite List Reference 0 Number of Composite List References 0 System Management Agent Starting OD Index Number of System Management Agent Objects 4 Sync and Scheduling Starting OD Index Number of Sync and Scheduling Objects 8 Address Assignment Starting OD Index Number of Address Assignment Objects 3 VFD List Starting OD Index Number of VFD List Objects 2 FB Schedule Starting OD Index Number of FB Schedule Objects 2 Logix 1400 Digital Positioner Installation amp Reference Guide 87 Flow Control Division FLOWSERVE gt Section 8 Configuration Description Supported Features The features supported by system management include the key features listed above as well as the ones designated in Table 8 23 The object SM SUPPORT indicates which features are supported by system management in the FBAP The features are mapped to the bits in the bit string shown below Table 8 23 System Management Supported Features SM SUPPORT bit Feature Sup
51. on network or not able to write values to parameters The information is organized the following way Device troubleshooting tables list some of the more commonly encountered faults and suggestions to check in order to find out where the problem is and correct it Positioner status tables define some of the conditions that cause critical or non critical faults in the transmitter Critical and non critical faults are described and suggestions are given on where to find further information Device diagnostics briefly explains about some of the background diagnostics that are active in the device during normal operation Device parameters are described that provide information about hardware and software status within the device Block configuration errors summarize conditions within the device which may be caused by configuration errors and suggestions on where to look to correct the errors Simulation mode describes how to set up the transmitter to generate a user defined simulated input This feature is useful in debugging the system when the process is not running 10 2 Overview Logix 1400 digital positioner is constantly running internal background diagnostics to monitor the functions and status of device operation When errors and failures are detected they are reported in the status bits of various parameters in each block object e a BLOCK ERR or ERROR DETAIL Other parameters can be viewed showing a sta tus descripti
52. on the Y N For testing or debugging purposes transducer board 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Enabling Simulation Mode Simulation Mode Truth Table Simulation Mode Enabling Simulation Simulating the Transducer FI ow Control Division Section 10 Troubleshooting The SIMULATE parameter is enabled by setting the hardware simulation jumper to the Y position Additionally AO block SIMULATE parameter must be set to the following values SIMULATE STATUS Good alarm status constant suggested setting SIMULATE VALUE supplied by user used as the readback input to the AO block ENABLE DISABLE Active enabled The truth table in Table 10 11 shows the states of the simulation jumper and SIMULATE parameter to activate the simulation mode Table 10 11 Simulation Mode Truth Table When the Simulation and the SIMULATE Enable Disable is set to Jumper on Transducer board is set to 1 Disabled 2 Active N Position Simulation Disabled Simulation Disabled Y Position Simulation Disabled Simulation Active A simulation mode is available in the AO function block to set the value and status of READBACK when it is necessary to override the transducer value or status The SIMULATE parameter contains the following elements e SIMULATE VALUE Contains the value that is copied to the READBACK parame ter e SIMULATE STATUS Contains the s
53. out of saturation when the command is close to the MPC setting Question set the MPC at 5 percent How will the positioner operate Answer Assume that the present command signal is at 50 percent If the command sig nal is decreased the positioner will follow the command until it reaches 5 percent At 5 percent the spool will be driven in order to provide full actuator saturation The posi tioner will maintain full saturation below 5 percent command signal Now as the com mand increases the positioner will remain saturated until the command reaches 6 percent remember the 1 percent hysteresis value added by the positioner At this point the stem position will follow the command signal Question have MPC set to 3 percent but the valve will not go below 10 percent Answer Is a lower soft limit enabled The lower soft limit must be less than or equal to 0 percent in order for the MPC to become active If soft stops are active SOFTSTOP LOW 20 SOFTSTOP_HIGHS 00 FINAL VALUE Hl or LO is disabled Position alerts notify the user that the valve has traveled past a configured limit The default settings are 10 percent and 110 percent which are outside normal travel and therefore disabled Position alerts only notify the user that a limit has been exceeded and do not limit stem movement Position alerts will cause a yellow LED to blink Unlike position alerts soft limits SOFTSTOP LOW SOFTSTOP HIGH prevent the stem position fro
54. patible XD CAL WHO Visible String S FF Parameter Manufacturer Specific Parameters Owned by Logix Control DAC PERCENT float Processor CONTROL FLAGS Bit String Unsigned8 GAIN UPPER GAIN LOWER float float GAIN MULT float IGAIN Integer16 IL OFFSET float STATUS FLAGS Bit String Unsigned8 CMD USED float CALIBRATE Unsigned8 DAC VALUE Unsigned16 PRESS CAL float CALIBRATE FLAGS Bit String Unsigned8 SOFTSTOP HIGH float SOFTSTOP LOW float 10 CYCLE COUNTER Unsigned32 CYCLE_DEADBAND float 20 CYCLE_LIMIT Unsigned32 4294967294 TRAVEL_ENG float TRAVEL_DEADBAND float 20 TRAVEL_ALERT float 2e 006 42 STROKE_ENG float Z MN MO Z MO MO Z Z O O O Z Z Z 0 MO 1 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 5 Transducer Block Parameters 3 of 5 TRAVEL UNITS Fieldbus Parameter Name Fieldbus Datatype Unsigned8 Notes Default Values Inches CURVEX CURVEY Float 21 Float 21 oo TRAVEL FLAGS Bit String Unsigned8 TEMPERATURE TOP PRESSURE Port 2 Integer16 float BOTTOM_PRESSURE Port 1 float SUPPLY_PRESSURE VOLTAGE_REFERENCE float
55. position control proportional gain inte gral summer and inner loop offset Inner loop offset is the parameter that holds the spool in the null or balance position with a control deviation of zero This value is written by the positioner during stroke calibration and is a function of the mechanical and electri cal spool sensing tolerances However if replacing the Driver Module Assembly is nec essary or the software reset has been performed it may be necessary to adjust this value The method below should be used to adjust inner loop offset Or simply perform a new stroke calibration From the fieldbus configurator Send a 50 percent command e Set integral to zero Locate the PERCENT e Write this percentage value to IL OFFSET Write original value to Integral Table 10 13 Logix 1400 Digital Positioner Factory Tuning Sets 1 of 2 Comparable Valtek Tuning Set VFactory A Actuator 25 sq in VFactory B 50 sq in VFactory C 100 sq in VFactory D 200 sq in VFactory E 300 sq in Trooper 48 31 sq in Trooper 49 77 5 sq in 122 Kammer Trooper 48 31 sq in Trooper 49 77 5 sq in 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Spool Valve Advanced Features Flow Control Division Section 10 Troubleshooting Table 10 13 Logix 1400 Digital Positioner Factory Tuning Se
56. the output parameter of one function block to the input of another block or a trend object or alert object Link objects are used for alarms and events function block linking and trending In the Logix 1400 digital positioner links objects are available for The PID block 6 input parameters The PID and AO blocks 3 output parameters Every alert object Every trend object Table 8 16 lists the link objects defined in the Logix 1400 digital positioner Table 8 16 Link Objects Defined for Logix 1400 Digital Positioner Link Object for Parameter or Number of Objects Input parameters PID function block BKCAL IN CAS IN FF VAL IN TRK IN D TRK VAL Output parameters AO function block OUT PID function block BKCAL OUT Alert objects 3 Trend objects 2 TOTAL 14 objects 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description 8 10 View Objects Description View objects support management and control of function blocks by providing user visi bility of function block configuration and operation View objects allow parameter data to be grouped and accessed for viewing on an operator interface by the user This pro vides for information groups to be communicated efficiently At least four view objects View1 View2 View3 and View4 are defined for each resource block function block and transducer block in a device Block par
57. transducer block position value to be the source of READBACK PV Parameter The PV value is simply the READBACK value re scaled from XD units to PV units PV status is copied directly READBACK status 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt PID Block Description PID Block Parameter List ST REV Section 8 Configuration Description 8 7 PID Function Block The PID function block provides a choice of selecting either a standard PID control equation Ideal or a robust PID defined in Table 8 9 on page 59 Table 8 8 lists the block parameters and default values for the PID function block Table 8 8 PID Control Function Block Parameters 1 of 4 Data Type Units Unsigned16 Valid Range Write Restrictions Read Only Default Value 0 TAG DESC Octet String All blanks STRATEGY Unsigned16 0 ALERT KEY Unsigned8 0 MODE BLK MODE BLK Actual is Read Only Target OOS Permitted OS MAN AUTO CAS RCAS ROUT Normal AUTO BLOCK ERR Bit String Read Only PV ANALOG PV Read Only SP ANALOG PV PV SCALE 10 Target mode must be AUTO CAS or RCAS not in cascade initialization and tracking cannot be operative OUT ANALOG OUT OUT SCALE 10 Target mode must be Man or OOS PV SCALE SCALING PV Actual mode must be Man or OOS XD SCALE SCALI
58. transducer block to auto mode to resume normal device operation Write ABORT to CALIBRATE The previous values are restored and CALIBRATE returns to NONE Re Cal button Re Cal is a method by which the valve can be stroke calibrated without using the fieldbus configurator Important This feature is provided to allow stroke calibration being initiated at the positioner However the Logix 1400 digital posi tioner Transducer block must be placed in Out of Service mode for the button to become active After completion of the calibration cycle the block must be returned to normal mode for operation to resume Re Cal only affects position calibration Any previous configuration or stored information is not affected Position 0 percent Calibration Flag During stroke calibration the Logix 1400 digital positioner checks to see if the linkage is placing the stem position sensor in range If the valve stroke causes stem position measurement to go out of range in the closed posi tion a Position O percent Flag will be generated The valve stem will stop in the closed position and the red LED will blink Linkage must be adjusted to bring the sensor in range Special LED indication If the linkage is out of range the LEDs can be used as an adjustment guide The LED will change from a red to yellow when the linkage is brought into range Refer to for additional information Position 100 percent Calibration Flag During stroke calibration
59. wire function blocks to define process loops Linkages between function block inputs and outputs are created by using wiring tools Pre configured templates can also be used Change block parameters if necessary Parameters changed for the process requirements Configure trends and alarms Trending and alarms configured according to the process requirements Adjust the block execution schedule The function block execution schedule changed according to the process require ments Write configuration to the field bus network The configuration changes are sent to the appropriate fieldbus devices on the net work Save the device configuration to disk A copy of the device configuration file is saved on the hard disk of the computer or other disk 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 7 Operation Section 7 Operation About This Section Fieldbus Device Operations T 1 Introduction This section outlines the tasks for operating and monitoring the Logix 1400 digital posi tioner on a fieldbus network Refer to the Logix 1400 Digital Positioner Start up Guide for additional information 7 2 Operation Tasks Positioning For the most basic operation of the Logix 1400 digital positioner the user must write the desired final position value to OUT in the AO block The AO block MODE BLK would be set t
60. 0 00 00 MM DD YY HH MM SS VALUE 13 0 00 00 00 DD HH MM SS VALUE 14 0x0000 VALUE 15 01 01 72 00 00 00 MM DD YY HH MM SS DD RESOURCE NULL MANUFAC 10 0x00464c53 DEV TYPE 0x0202 DEV REV 0x06 DD REV 0x01 GRANT DENY GRANT 0x00 DENY 0x00 HARD TYPES Scalar Input RESTART Run FEATURES Reports Faultstate FEATURE SEL 0x0000 CYCLE TYPE Scheduled CYCLE SEL 0x0000 MIN CYCLE T 0x00000fa0millisec MEMORY SIZE 0x0000Kbytes CYCLE T 0x01b77400millisec FREE SPACE 096 FREE TIME 89 5693 SHED RCAS 0x0009c400millisec Comments 91999 Flowserve Corporation Flow Control Division FLOWSERVE Flow Control Division Appendix A Sample Configuration Record Table 11 1 Logix 1400 011 RS 011 RB 3 of 4 Configuration File Data SHED_ROUT 0x0009c400millisec FAULT_STATE Clear SET_FSTATE OFF CLR FSTATE Off MAX NOTIFY 0x08 LIM NOTIFY 0x08 CONFIRM TIME 0x0009c400millisec WRITE LOCK Not Locked UPDATE EVT UNACKNOWLEDGED Urvinitialized UPDATE STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS STATIC_REVISION 0x0000 RELATIVE INDEX 0x0000 36 BLOCK ALM UNACKNOWLEDGED Unacknowledged ALARM STATE Active Not Reported TIME STAMP 10 07 98 11 46 49 MM DD YY HH MM SS SUB CODE OutOfService VALUE 0x00 37 ALARM SUM CURRENT Block Alarm UNACKNOWLEDGED Block Alm Unack UNREPORTED Block Alm Unrep
61. 1400 Digital Positioner Configuration Process 26 6 4 Device Configuration 26 6 5 Setting Write protect Feature 28 6 6 Simulation Jumper 30 6 7 Establishing Communications 30 6 8 Making Initial Checks 31 6 9 Configuration Tasks 32 Section 7 Operation 33 7 1 Introduction 33 7 2 Operation Tasks 33 Section 8 Configuration Description 35 8 1 Introduction 35 8 2 Function Block Application Process 35 8 3 Block Description 36 8 4 Resource Block 39 85 Transducer Block 41 8 6 Analog Output Function Block 50 87 Function Block 55 8 8 Block Parameter Summary 62 8 9 Link Objects 70 8 10 View Objects 71 8 11 Alert Objects 79 8 12 Alarm and Event Reporting 80 813 Objects 83 8 14 Domain Objects 83 8 15 Device Description 84 8 16 Object Dictionary 84 8 17 Management Virtual Field Device 87 8 18 System Management 87 8 19 Network Management 91 8 20 Logix 1400 Digital Positioner Variable Enumeration 93 Section 9 Calibration 99 9 1 Introduction 99 9 2 Overview 99 9 3 Calibration 100 1999 Flowserve Corporation Flow Control Division Flow Control Divisio Introduction FLOWSERVE gt Section 10 Troubleshooting 103 10 1 Introduction 103 10 2 Overview 103 10 3 Device Troubleshooting 104 10 4 Device Diagnostics 109 10 5 Block Configuration Errors 112 10 6 Clearing Block Configuration Errors 114 10 7 Additional Troubleshooting 115 10 8 Simulation Mode 116 10 9 Logix 1400 Digital Positioner Troubleshooting Guide 1
62. 158 0 9 gpeuBisu 3QON 1 Ajuo peay 9 0 OD OD W W W H3A 3HVALLdOS Ajuo peay p uleluoo O lt NS SOINOHL1O313 peulejuod D gpeubisun dial 0 gpeuBisu SLINN SS3Hd p uleluoo O ug SSdud ug SOVv14 Ajuo peay peurejuop o 9 1j6Boe1u HO 11 Ajuo peay peulejuod D 1 GOW Ajuo peay MO3HO HOSN3S Ajuo peay 3ON3H3HHH Ajuo peay 0 55 AlddNS p uleluoo O p uleluoo O dunssdud WOLLOS gunssaud dol Ajuo peay 0 9 9 89 unue N SE QN er SE SE SE SE CN N N QN QN ug 9 02 W 914 T3AVH1 0 0101 e0 LL 0101 XaNdno s uoul
63. 18 10 10 Internal Positioner Issues 121 10 11 Stroke Characterization 126 10 12 Characterization Procedure 127 10 13 Initiating a Valve Signature 129 10 14 Signature Procedure 131 Section 11 Software Maintenance 133 11 1 Code Download 133 Appendix A Sample Configuration Record 135 List of Figures 151 List of Tables 153 Glossary 155 Index 157 Logix 1400 Digital Positioner Installation amp Reference Guide V ontrol Division FLOWSERVE Introduction Copyright Notices and Trademarks While this information is presented in good faith and believed to be accurate Flowserve disclaims the implied warranties of merchantability and fitness for a particular purpose and makes no express warranties except as may be stated in its written agreement with and for its customer In no event is Flowserve liable to anyone for any indirect special or consequential dam ages The information and specifications in this document are subject to change without notice Logix 1400 digital positioner is a trademark of Flowserve Corporation TotalPlant TDC 3000 SFC Smartline and ST 3000 are U S registered trademarks of Honeywell Inc FOUNDATION fieldbus is a trademark of the Fieldbus Foundation Information Mapping is a trademark of Information Mapping Inc Windows is a registered trademark of Microsoft Corporation Windows NT is a trademark of Microsoft Corporation NI FBUS Configurator is a trademark of N
64. 5 Write valid mode to MODE BLK parameter of block OOS or MAN modes See Mode Restricted Writes to Parameters in Sub sec tions 8 6 and 8 7 5 Write valid range values to parame ter 6 Enter valid subindex for parameter Unable to change resource block to auto mode 112 The second element of BLOCK TEST is not zero Write all zeroes to the second element of the BLOCK TEST parameter 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt FI ow Control Division Section 10 Troubleshooting Table 10 7 Summary of Configuration Errors 2 of 2 Problem Fault Probable Cause Recommended Action Unable to change transducer block to auto mode 1 Resource block is in OOS mode The second element of BLOCK TEST is non zero A configuration error occurred in the block Write auto mode to MODE BLK TARGET of the resource block Write all zeroes to the second ele ment of the BLOCK TEST parame ter Find and correct any configurable parameter outside its valid range See Clearing Block Configuration Errors in Sub section 10 6 Unable to change analog output block from OOS mode The block has not been configured to execute It is neither in the function block schedule in the system manage ment information base nor is it linked to another executing block via the next block to execute field in the block record relative parameter index O Resou
65. 8 26 SM Address Assignment Objects Description OD index The device ID set by the manu facturer Default Value 464C530201 VAL LX1 400 Onnnnnnnn DEV_ID PD_TAG The physical device tag to be set using SET_PD_TAG ser vice OPERATIONAL_ Controls the state of SM of the POWERUP device upon power up All Spaces TRUE SM goes oper ational after power up Two objects identify the VFDs in the device OD Index VFD_REF VFD_TAG 273 1 MIB 274 Resource The SMIB contains a schedule called the function block schedule that indicates when that device s function blocks are to be executed System Management schedules the start of each function block relative to the macro cycle of the device The macro cycle represents one complete cycle of the function block schedule in a device The macro cycles of all devices on the link are synchronized so that function block executions and their corresponding data transfers are synchronized in time Using the configurator software the device s function block schedule can be pre config ured Four scheduling objects are defined in the Logix 1400 digital positioner Table 8 27 lists the function block scheduling objects with their object directory index and default values Table 8 27 Function Block Scheduling Objects VERSION OF The version number SCHEDULE of the function block schedule Default Value FB Schedule Entry 1 Default setting is
66. 91 Transducer Block Calibration Parameters 100 Device Troubleshooting A 104 Device Troubleshooting 105 Device Troubleshooting 107 Areas of Device Memory Where Data is Stored 109 BLOCK ERR Parameter Bit Mapping 109 ERROR DETAIL Parameter Enumeration 111 Summary of Configuration Errors 112 AO Block Parameters 114 PID Function Block Parameters 114 Setting the Simulation Jumper 116 Simulation Mode Truth Table 117 Symptom Chart 118 Logix 1400 Digital Positioner Factory Tuning Sets 122 Logix 1400 Digital Positioner Characteristic Curves 124 Transducer Block Characterization Parameters 126 Transducer Block Signature Parameters 129 Logix 1400 011 RS 011 RB 135 Logix 1400 011 XD 011 FVPTB 138 Logix 1400 011 AO 011 AO 142 Logix 1400 011 PID 011 PID 145 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Glossary Glossary A D Also called ADC or analog to digital converter An A D converts an analog signal into an integer count This integer count is then used by the micro controller to process information such as position pressure and temperature D A Also called DAC or digital to analog converter A D A converts an integer count into an analog output signal The D A is used to take a number from the micro controller and command an external device such as a pressure modulator EEPROM Electrically Erasable Programmable Read Only Memory A device which retains d
67. AL_VALUE_CUTOFF_LO before the positioner will allow the valve to start opening This feature is disabled in SOFTSTOP_LOW is less than or equal to 0 percent FINAL_POSITION_VALUE This is the valve s stem position as sensed by the posi tioner This value is always reported in percent of stroke CONTROL_FLAGS Eight options are provided under CONTROL_FLAGS Each option has a significant effect on how the positioner controls the valve The CONTROL_FLAGS should be configured correctly Quick Opening Curve The Logix 1400 digital positioner comes with a default quick opening curve If this response is desired check the Quick Opening Curve and Cus tom Characterization Active boxes Equal Percent Curve The Logix 1400 digital positioner comes with a default equal percent curve If this response is desired check the Equal Percent Curve and Cus tom Characterization Active boxes Logix 1400 Digital Positioner Installation amp Reference Guide 47 FLOWSERVE 48 Flow Control Division Section 8 Configuration Description Actuator Type Check this box only when the positioner is mounted on a single act ing type actuator This will disable the second pressure sensor Positioner Model This parameter is automatically set at power up It tells the posi tioner if itis an advanced pressure sensors model or standard no pressure sen sors If the user wishes to over ride the Auto Model Detect feature consult the factory
68. ATE 465 MODE BLK 279 CHANNEL 280 FSAFE TIME ROUT OUT TRK SCALE TEST RW DD RESOURCE BLOCK ERR UPDATE EVT 281 FSAFE VAL TRK IN D MANUFAC 10 BLOCK ALM 282 BKCAL OUT TRK VAL TYPE TRANSDUCER DIRECTORY 283 RCAS IN FF VAL DEV REV TRANSDUCER TYPE 284 SHED OPT FF SCALE DD REV XD ERROR 285 RCAS OUT FF GAIN GRANT DENY COLLECTION DIRECTORY 286 UPDATE EVT UPDATE EVT HARD TYPES FINAL VALUE 287 BLOCK ALM BLOCK ALM RESTART FINAL VALUE RANGE 288 WSP ALARM SUM FEATURES FINAL VALUE CUTOFF HI 289 BLOCK TEST ACK OPTION FEATURE SEL FINAL VALUE CUTOFF LO PID Function Block ALARM HYS CYCLE TYPE FINAL POSITION VALUE 310 BLOCK HI PRI CYCLE SEL SERVO GAIN 311 ST REV HI HI LIM MIN CYCLE T SERVO RESET 312 TAG DESC PRI MEMORY SIZE SERVO RATE 313 STRATEGY HI LIM NV CYCLE T ACT FAIL ACTION 314 ALERT KEY LO PRI FREE SPACE ACT MAN ID 315 MODE BLK LO LIM FREE TIME ACT MODEL NUM 316 BLOCK ERR LO LO PRI SHED_RCAS ACT_SN 317 PV LO_LO_LIM SHED_ROUT VALVE_MAN_ID 318 SP DV_HI_PRI FAIL_SAFE VALVE_MODEL_NO 319 JOUT DV_HI_LIM SET_FSAFE VALVE_SN 320 PV_SCALE DV_LO_PRI CLR_FSAFE VALVE_TYPE 321 OUT_SCALE DV_LO_LIM MAX_NOTIFY XD_CAL_LOC 322 GRANT_DENY 323 CONTROL_OPTS ALM Logix 1400 Digital Positioner Installation amp Reference Guide N
69. BUS Configurator will automatically assign a default device tag name This is done so that the devices are visible on the network The user can then change tag names according to the process requirements 6 8 Making Initial Checks Identifying the Logix 1400 Before proceeding verify the following to make sure that the user is communicating with Digital Positioner the correct Logix 1400 digital positioner Device type Device ID 464C530202 VAL LX1400 00nnnnnnnn Device tag tag description of the Logix 1400 digital positioner Firmware revision level revision level of the firmware elements Table 6 4 lists the block parameters for quickly identifying the Logix 1400 digital posi tioner Table 6 4 Logix 1400 Digital Positioner Identification View Parameter RS DEV TYPE The Logix 1400 digital positioner is the proper device type For the Logix 1400 digital positioner the value is 0x0202 RS REVISION ARRAY The revision number of the REVISION ARRAY Fieldbus board firmware REVISION ARRAY Fieldbus board boot code REVISION ARRAY Positioner board firmware NOTE These numbers are helpful when troubleshooting the device Physical Device Tag The physical device tag is correct NOTE The device tag name is not contained in a parameter It can be set and viewed using the fieldbus device configurator application Logix 1400 Digital Positioner Installation amp Reference Guide 31
70. D control These Logix 1400 Digital Positioner Installation amp Reference Guide 5 FLOWSERVE Logix 1400 Digital Positioner Interface Application Flow Control Division Section 1 Logix 1400 Digital Positioner Description blocks can be connected together to build a process loop The action of these blocks can be changed by adjusting the block s configuration and operating parameters Fieldbus Device Function Block Function Block Block Parameters Block Parameters Fieldbus LAN gt Figure 1 5 Fieldbus Devices Contain Device Applications and Function Blocks The Logix 1400 digital positioner contains the electronics interface compatible for con necting to a fieldbus network Logix 1400 digital positioner application is configured using a fieldbus configuration software program The NI FBUS Configurator software allows the user to configure blocks change operating parameters and create linkages between blocks that make up the Logix 1400 digital positioner application The changes to the Logix 1400 digital positioner application are then written to the device and initial ized 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 2 Installation Overview Section 2 Installation Overview About This Section Components Needed for Installation Operator Interface 2 1 I
71. D YY HH MM SS SUB CODE Other VALUE 0 PID FORM IDEAL PID ALGO TYPE PID Type A OUT LAG 0 GAIN 0 GAIN COMP 0 ERROR ABS 0 WSP STATUS Good_Cascade NonSpecific LowLimited VALUE 0 FUTURE1 0 BLOCK_TEST Constantly increases BLOCK TEST 0x3d BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x0b BLOCK TEST Oxd1 Logix 1400 Digital Positioner Installation amp Reference Guide 149 FLOWSERVE gt List of Figures Figure 1 1 Figure 1 2 Figure 1 3 Figure 1 4 Figure 1 5 Figure 2 1 Figure 4 1 Figure 5 1 Figure 5 2 Figure 5 3 Figure 5 4 Figure 5 5 Figure 6 1 Figure 8 1 Figure 8 2 Figure 8 3 Figure 8 4 Figure 10 1 Figure 10 2 Figure 10 3 Flow Control Division List of Figures Fieldbus Positioner Logix 1400 Digital Positioner 2 Functional Block Diagram of Logix 1400 digital positioner Operat ing with other instruments 2 Logix 1400 Digital Positioner Block Diagram 3 Fieldbus Connecting Control Room and Field Devices 5 Fieldbus Devices Contain Device Applications and Function Blocks 6 Fieldbus Network Components 8 Typical Mounting Area Considerations Prior to Installation 14 Typical Linear Actuator mounted Installation 17 Rotary Transfer Case Mounting 18 Rotary Valve with Four bar Linkage 18 Logix 1400 Digital Positioner Mounted to a Diaphragm Actuator 19 Logix 1400 Digital Positioner Te
72. DISABLED 0x0000 38 40 ACK OPTION 0x0000 WRITE ALM UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME_STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB_CODE Other VALUE Discrete state 0 DL_CMD1 0x00 DL_CMD2 0x00 DL_APPSTATE 0x0000 DL_SIZE 0x000351b0 DL_CHECKSUM Oxff6f Logix 1400 Digital Positioner Installation amp Reference Guide Comments 137 FLOWSERVE 46 47 48 138 Flow Control Division Appendix A Sample Configuration Record Table 11 1 Logix 1400 011 RS 011 RB 4 of 4 Configuration File Data Comments REVISION_ARRAY REVISION_ARRAY 0x0100 REVISION_ARRAY 0x0100 REVISION_ARRAY 0x0020 BLOCK_TEST Constantly increases BLOCK_TEST 0x37 BLOCK_TEST 0x00 BLOCK_TEST 0x00 BLOCK_TEST 0x00 BLOCK_TEST 0x00 BLOCK_TEST 0x00 BLOCK_TEST 0x00 BLOCK_TEST 0x00 ERROR_DETAIL ERROR DETAIL 0x0000 ERROR DETAIL 0x0000 ERROR DETAIL 0x0000 Table 11 2 Logix 1400 011 XD 011 FVPTB 1 of 5 Configuration File Data Comments ST REV 0x0000 Block tagname Transducer Block index parameter mne TAG DESC manic value STRATEGY 0x0000 ALERT KEY 0x00 MODE TARGET Auto ACTUAL Auto PERMITTED Auto OOS NORMAL Auto BLOCK ERR 0x0000 UPDATE EVT UNACKNOWLEDGED Un initialized UPDATE_STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS STATIC_REVISION 0x0000 RE
73. ER 1 Minimum proportional gain used GAIN MULT Adjust the rate of change between GAIN UPPER and GAIN LOWER Same as in the 1200 IGAIN 10 Integral gain OFFSET 30 70 DAC value to hold spool in a null posi tion SOFTSTOP_HIGH 110 Software upper stroke limit SOFTSTOP_LOW Software lower stroke limit PRESS_UNITS i Units pressure sensors reading are expressed in TEMP_UNITS Units temperature is expressed in Parameter Definitions The following list summarizes some of the key parameters within the Logix 1400 digital positioner For definitions of parameters not listed use the help window in the NI Config urator The Logix positioner automatically stores changed parameters in non volatile memory when a change is made FINAL_VALUE This is the set point or command received by the 1400 FINAL_VALUE_CUTOFF_HI If FINAL_VALUE is greater than FINAL VALUE CUTOFF HI the positioner will saturate the actuator in an open posi tion A 1 percent hysteresis is added so FINAL_VALUE must be more than 1 percent smaller than FINAL_VALUE_CUTOFF_HI before the positioner will allow the valve to start closing This feature is disabled in SOFTSTOP_HIGH is less than or equal to 100 percent FINAL_VALUE_CUTOFF_LO If FINAL_VALUE is less than FINAL_VALUE_CUTOFF_LO the positioner will saturate the actuator in a closed posi tion There is a 1 percent hysteresis added so FINAL_VALUE must be more than 1 per cent of FIN
74. Establishing Communications 30 Fieldbus Overview 5 Function Block Application Process 35 Function Blocks 5 Analog Output 50 GHI Grounding 20 Honeywell defined PID Parameters 59 Installation 17 Mounting 17 Installation Considerations 13 JKL Lightning Protection 22 Linear vs Rotary 26 MNO Mechanical Configuration Issues 26 Micro controller 155 Micro controller 81 Microprocessor 5 155 Mounting Variations 17 Network Management 91 NI FBUS Configurator vi xi 11 25 32 61 99 103 110 135 Object Dictionary ix 84 Operation 33 Operation Tasks 33 Operator Interface 7 Logix 1400 Digital Positioner Installation amp Reference Guide Flow Control Division Index PQR Parameter Definitions 47 PID Block Description 55 PID Ideal and PID Robust 60 Power Requirements 14 Procedures Bench check Wiring 11 Code Download 133 Protocol 155 Re Cal 93 95 99 101 REVISION_ARRAY parameter xi xii STU Signatures 129 Simulation Jumper 116 Simulation Mode 103 116 Soft limits 119 Software Maintenance 133 Spool Valve 123 Standard vs Advanced Diagnostics 123 Stroke Length 124 System Management 87 Temperature and Pressure Units 124 Temperature Limits 14 Travel Accumulator 82 Trend Objects 83 Troubleshooting 103 Tuning gain multiplier 121 Inner loop offset 100 Integral Gain 121 Integration Summer 122 maximum gain 121 Minimum Gain 121 VW VCRs viii ix 70 91 92 133 Wiring 19 157
75. Flow Control Divi Section 8 Configuration Description Block Parameter Column Tables on the following pages list all of the block parameters contained in each of the Descriptions block objects Table 8 2 explains the column headings for the parameter listings Table 8 2 Block Parameter List Column Description Description A number that corresponds to the sequence of the parameter in the block parameter segment of the object dictionary See Object Dictionary Sec tion 8 16 Data Type Structure The mnemonic character designation for the parameter Data type or structure for the parameter value 1 Data types consist of simple variables or arrays and are Unsigned8 Unsigned16 Unsigned32 An unsigned variable of 8 16 or 32 bits Floating point Floating point variable Visible string Visible string variable Octet string Octet string variable Bitstring Bit string variable 2 Data Structures consist of a record which may be Value and Status float Value and status of a floating point parameter Scaling Static data used to scale floating point values for dis play purposes Mode Bit strings for target actual permitted and normal modes Access permissions Access control flags for access to block parameters Alarm float Data that describes floating point alarms Alarm discrete Data that describes discrete alarms Event update Data that describes a static revision al
76. I 0x00 LO 1 INF LO LO PRI 0x00 LO LO 1 INF DV HI PRI 0x00 DV HI 1 INF DV LO PRI 0x00 DV LO 1 ALM Flow Control Division Appendix A Sample Configuration Record Table 11 4 Logix 1400 011 PID 011 PID 4 of 5 Configuration File Data UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB CODE Other VALUE 0 ALM UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB CODE Other VALUE 0 LO ALM UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB_CODE Other VALUE 0 LO_LO_ALM UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB_CODE Other VALUE 0 Comments 1999 Flowserve Corporation Flow Control Division FLOWSERVE 64 65 Flow Control Division Appendix A Sample Configuration Record Table 11 4 Logix 1400 011 PID 011 PID 5 of 5 Configuration File Data Comments DV HI ALM UNACKNOWLEDGED ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB CODE Other VALUE 0 DV LO ALM UNACKNOWLEDGED ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM D
77. ION 011 0101 HOIH 0161406 Ajuo peay unuae 0 9 Sov14 31vdgrivo Z 0 p uleluoo O p uleluoo O yeoy 9 WO 5599 unu gp uBisun 31vHdrivo Ajuo peay OLL OL0L 5 unue p uleluoo O p uleluoo O ug eol Sovid SNIWLS 13S440 1 9 16Be1u NIVOI 2 NIVO 8ION 2 0 0 9 14 1OHLNOO uo pe y N N AJAJAJ 2 2 Z Z Z Z 0 02 02 0 O O 0 1 p ureluoo O lqISIA p uleluoo O lqISIA 8ION lqISIA Ad3SM14 p ureluoo O lqISIA TIAN p uleluoo O lqISIA ON 13Q0ON 3ATvA S Z Z Z Z Z Z Z
78. LAGS indicates SIG COMPLETE 15 Return the MODE BLK to Auto 16 Notify control room the valve is back on line The stored signature will remain in the Logix 1400 digital positioner volatile RAM until the either the unit is powered down or another signature is taken which overwrites the previous one If a step signature was desired simply do not select STEP RAMP in SIG FLAGS and then set the STEP TIME prior to selecting BEGIN SIG The collection of the stored signature is accomplished by the host system It is not part of the device See host system programming A simple utility using National Instruments NIFBUS is available from Flowserve for retrieving a signature file This file is stored in a text format that can be imported into other programs for plotting and analysis Contact Flowserve for more details 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 11 Software Maintenance Section 11 Software Maintenance Code Download Utility The Effects of a Code Download on a Device 11 1 Code Download A code download may be recommended to upgrade the fieldbus firmware A download utility program is used to perform the upgrade A code download also updates other files necessary for proper operation specifically new versions of the Standard Dictionary and Device Description files are loaded on the host computer These files are compati ble with the new code
79. LATIVE_INDEX 0x0000 1999 Flowserve Corporation Flow Control Division FLOWSERVE 10 11 12 13 14 15 16 17 Flow Control Division Appendix A Sample Configuration Record Table 11 2 Logix 1400 011 XD 011 FVPTB 2 of 5 Configuration File Data Comments BLOCK ALM UNACKNOWLEDGED Unacknowledged ALARM STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS SUB CODE OutOfService VALUE 0x00 TRANSDUCER DIRECTORY 0x0000 TRANSDUCER TYPE 0x0000 XD ERROR None COLLECTION DIRECTORY 0x00000000 FINAL VALUE STATUS Good Cascade NonSpecific NotLimited VALUE 0 FINAL VALUE RANGE EU 100 105 EU 0 5 UNITS INDEX DECIMAL 0x01 FINAL VALUE CUTOFF HI 105 FINAL VALUE CUTOFF LO 5 FINAL POSITION VALUE STATUS Good NonCascade NonSpecific NotLimited VALUE 83 07 SERVO GAIN 1 SERVO RESET 0 SERVO 0 ACTION UNDEFINED ACT MAN ID 0x00000000 ACT MODEL NUM NULL ACT SN NULL VALVE MAN ID 0x00000000 VALVE MODEL NUM NULL VALVE SN NULL VALVE TYPE UNDEFINED CAL 1 Logix 1400 Digital Positioner Installation amp Reference Guide 139 FLOWSERVE 140 Flow Control Division Appendix A Sample Configuration Record Table 11 2 Logix 1400 011 XD 011 FVPTB 3 of 5 Configuration File Data Comments XD CAL DATE 01 01 00 00 00 00 MM DD YY HH MM SS
80. Logix 1400 Digital Positioner Installation amp Reference Guide 93 FLOWSERVE 94 Flow Control Division Section 8 Configuration Description CONTROL FLAGS Each bit within this variable is a flag that indicates parameters rele vant to position control and calibration Action Air Action 0 ATO 1 ATC Fail Position TBD Characterization 0 Linear stem positioning Active 1 Custom characterization stem positioning Actuator Gains 0 Linear actuator gains used 1 Rotary actuator gains used Model 0 Standard positioner model no pressure sensors 1 Advanced positioner model pressure sensors Actuator Type 0 Double acting actuator type piston 1 Single acting actuator type diaphragm Equal percent 0 Use custom curve user may edit Curve 1 Use default equal percent curve Quick opening 0 Use custom curve user may edit Curve 1 Use default quick opening curve NOTE When bit 2 is set if bit 6 and 7 0 the positioner will use the custom modifiable curve The code will prevent both bits from being set at the same time When bit 2 is set if either bit 6 or 7 are set the corresponding default characterization curve will be used If bit 2 0 the positioner will use linear stem positioning regardless of the value of bits 6 and 7 FAIL_MODE This variable is used to indicate the desired fail action of the Logix digital position should a loss of c
81. N ANALOG OUT SHED OPT Unsigned8 0 Un initialized RCAS OUT ANALOG PV Read Only 56 ROUT OUT ANALOG OUT Read Only 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt TRK SCALE Data Type Units ANALOG TRK Valid Range Section 8 Configuration Description Table 8 8 PID Control Function Block Parameters 3 of 4 Write Restrictions Actual mode must be Man or OOS Default Value TRK IN D DISCRETE TRK VAL ANALOG TRK FF VAL ANALOG FF FF SCALE FF GAIN SCALING FF Float none Actual mode must be Man or OOS UPDATE EVT EVENT Read Only BLOCK ALM ALARM DISCRETE ALARM SUM ALARM _ SUMMARY ACK OPTION Bit String ALARM HYS Float percent 0 0 50 0 HI HI PRI Unsigned8 0 15 HI Float PV INF PVS CALE Must be less than HI LIM except in OOS HI PRI Unsigned8 0 15 HI Float PV INF PVS CALE LO LIM HI HI LIM except in OOS LO PRI Unsigned8 0 15 LO LIM Float PV INF PVS CALE LO LO LIM HI LIM except in OOS LO LO PRI Unsigned8 0 15 LO LO LIM Float PV INF PVS CALE Must be greater than LO LIM except in OOS DV HI PRI Unsigned8 0 15 DV HI LIM Float PV INF PVS CALE DV L
82. NG XD Actual mode must be Man or OOS GRANT_DENY ACCESS PERM T CONTROL OPTS Bit String Target mode must be OOS STATUS OPTS Bit String Target mode must be OOS IN ANALOG PV PV FTIME Float seconds Actual mode Man or OOS BYPASS Logix 1400 Digital Positioner Installation amp Reference Guide Unsigned8 To turn BYPASS On Con trol Opts Bypass Enable must be TRUE 0 Un initialized 95 FLOWSERVE gt Section 8 Configuration Description Table 8 8 PID Control Function Block Parameters 2 of 4 Data Type Units Valid Range Write Restrictions Default Value CAS IN ANALOG PV SP RATE DN SP RATE UP Float PV second Float PV second Positive Positive SP HI LIM Float PV PV SCALE 1096 SP LO LIM Float PV PV SCALE 1096 GAIN Float 0 0 or 0 004 250 0 RESET Float seconds 2 7500 BAL TIME RATE Float seconds Float seconds BKCAL IN ANALOG PV OUT HI LIM Float OUT OUT SCALE 10 Must be greater or equal to OUT LO LIM except in OOS OUT LO LIM Float OUT OUT SCALE 1096 Must be less or equal to OUT HI LIM except in OOS BKCAL HYS Float percent 0 0 50 0 BKCAL OUT ANALOG PV Read Only RCAS IN ANALOG PV ROUT I
83. O PRI Unsigned8 0 15 DV LO LIM Float PV INF PVS CALE ALM ALM ALARM FLOAT ALARM FLOAT LO ALM ALARM FLOAT Logix 1400 Digital Positioner Installation amp Reference Guide 97 Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 8 PID Control Function Block Parameters 4 of 4 Name Data Type Units Valid Range Write Restrictions Default Value LO LO ALM DV HI ALM DV LO ALM PID FORM ALARM FLOAT ALARM FLOAT ALARM FLOAT Unsigned8 1 IDEAL Actual mode must be Man 2 ROBUST 9 005 1 Type 2 3 2 Tg 7500 0 ALGO TYPE Actual mode must or OOS OUT LAG Float seconds PID FORM must 2 ROBUST GAIN NLIN Float none Actual mode must be Man or OOS GAIN COMP ERROR ABS Float none Float PY Read Only Read Only WSP ANALOG Read Only PV Array of Unsigned8 BLOCK_TEST Read Only All zeros Special NVM parameter which is update on parameter write T Extension parameter 58 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 8 Configuration Description Honeywell defined PID The Honeywell defined parameters provide a robust PID algorithm A description of Parameters these
84. OCK ERR parameter BLOCK ERR is actually a bit string which provides a means to show multiple status or error conditions A status message identifying the fault can be viewed by accessing the parameter Table 10 5 shows the bit mapping of the BLOCK ERR parameter To verify that block and background diagnostics are executing in a particular block View the BLOCK TEST parameter of the block If the first element of the parameter BLOCK TEST is incrementing the block is executing and the diagnostics are active Ifthe first element value is not increasing the block is not executing Table 10 5 BLOCK ERR Parameter Bit Mapping 1 of 2 K ipti pean Value or Message Description Not used Least Significant Bit LSB Block configuration error Invalid parameter value in block See Clearing Block configuration Errors Not used Logix 1400 Digital Positioner Installation amp Reference Guide 109 FLOWSERVE Flow Control Division Section 10 Troubleshooting Table 10 5 BLOCK ERR Parameter Bit Mapping 2 of 2 BLOCK _ ERR Bit Value or Message Simulate parameter active Not used Description The SIMULATE parameter is being used as the input to the AO block This occurs if the simulate jumper is set to Y on the electronics board and the ENABLE DISABLE field of the SIMU LATE parameter is set to 2 See Sub section 10 8 also Not used Not used Input failure proc
85. OTIFY CONFIRM TIME XD CAL DATE XD CAL WHO 85 FLOWSERVE Flow Control Division Section 8 Configuration Description gt Table 8 21 Block Parameter Index Table 2 of 2 Index Parameter 492 DAC PERCENT FAIL MODE INTAD RAW5 493 CONTROL FLAGS AD RAW FB INTAD RAW6 494 GAIN UPPER ERROR INTAD RAW8 495 GAIN LOWER PGAIN TEST MODE 496 GAIN MULT INTEGRAL SUM VALVE SIZE 497 IGAIN ALPHA FILT VALVE CLASS 498 11 OFFSET PRESS WINDOW VALVE ENDCON 499 STATUS FLAGS PRESS HYST VALVE BODYMAT 500 CMD USED PRESS GAIN VALVE TRIMMAT 501 CALIBRATE TP ZERO VALVE TRIMCHAR 502 DAC VALUE TP SPAN VALVE TRIMTYPE 503 PRESS CAL TP FULL SCALE VALVE TRIMNO 504 CALIBRATE FLAGS BP 7 0 VALVE PACKTYPE 505 SOFTSTOP HIGH BP SPAN STROKE OPENTIM 506 50 5 LOW BP FULL SCALE STROKE CLOSEDTIM 507 CYCLE COUNTER SP ZERO STROKE TSTPSI 508 CYCLE DEADBAND SP SPAN STEM DIAM 509 CYCLE LIMIT SP FULL SCALE LEAK CLASS 510 TRAVEL ENG FB ZERO INLET PRESS 511 TRAVEL DEADBAND FB SPAN OUTLET PRESS 512 TRAVEL ALERT FB SCOUNT VALVE FLAGS 513 STROKE ENG HALL NULL RATED TRAV 514 TRAVEL UNITS HALL DOWN ACT TYPE 515 CURVEX HALL UP ACT SIZE 516 CURVEY POSALERT HIGH SPRING TYPE 517 TRAVEL FLAGS POSALERT LOW SPOOL ID 518 TEMPERATURE POSDEV DEADBAND PO DATE 519 PRESSURE POSDEV TIME INSTALL DATE 520 BOTTOM PRESSURE SIG START LOAD EE DEFAUL
86. P STATUS Good_Cascade NonSpecific LowLimited VALUE 0 9 OUT STATUS Good_Cascade NonSpecific NonLimited VALUE 0 10 PV_SCALE EU_100 100 EU 0 0 UNITS INDEX 0x0000 DECIMAL 0x00 11 OUT SCALE EU 100 100 EU 0 0 UNITS INDEX 0x0000 DECIMAL 0x00 12 GRANT DENY GRANT 0x00 DENY 0x00 13 CONTROL OPTS 0x0000 14 STATUS OPTS 0x0000 15 IN STATUS Good NonCascade NonSpecific NotLimited VALUE 0 Logix 1400 Digital Positioner Installation amp Reference Guide 145 FLOWSERVE 16 17 18 146 Flow Control Division Appendix A Sample Configuration Record Table 11 4 Logix 1400 011 PID 011 PID 2 of 5 Configuration File Data PV_FTIME 0Sec BYPASS Off Initialized value uninitialized must be set to valid value CAS IN STATUS Good NonCascade NonSpecific NotLimited VALUE 0 SP RATE DN 1 4 NFPV Sec SP RATE UP 1 INFPV Sec SP HI LIM 100 SP LO LIM 0 GAIN 0 RESET 5Sec BAL TIME 0Sec RATE 0Sec BKCAL IN STATUS Good Cascade NonSpecific NotLimited VALUE 0 OUT HI LIM 100 OUT LO LIM 0 BKCAL HYS 0 5 BKCAL OUT STATUS Good Cascade NonSpecific NotLimited VALUE 0 RCAS IN STATUS Good Cascade NonSpecific NotLimited VALUE 0 ROUT IN STATUS Good Cascade NonSpecific NotLimited VALUE 0 SHED NormalShed NormalReturn Initialized value uninitialized must be set to a val
87. PE is a configuration parameter that contains one of three selected algorithm types A B or C Where A RATE GAIN and RESET all act on the error between set point and measured variable B RATE acts on the measured variable only GAIN and RESET use the error C RATE and GAIN act on the measured variable only and RESET uses the error PID Tuning Parameters Table 8 10 lists the valid ranges for the tuning parameters for the PID block Note that OUT LAG parameter is cannot be configured when ideal PID is selected PID FORM 1 and can be configured when robust PID is selected PID FORM 2 The values given for these tuning parameters are valid under the following conditions The values assume that the minimum configured PID function block execution period Tg is 0 125 seconds Algorithm type setting i e A B or C has no effect on the validation of these tuning parameters The PID function block will reject all values outside these ranges Table 8 10 PID Tuning Parameter Values Initial Minimum Maximum Value Value Value PV FTIME 200 Units seconds GAIN GAIN NLIN RATE sec The value of ZERO is permitted to turn off rate action Parameter Comment RESET sec The value of INF is permitted to turn off reset action Some versions of NI FBUS Configurator program cannot set INF OUT LAG Ideal PID Fixed for ideal PID form cannot be configured Robust PID Zero permitted which impli
88. PPER and GAIN LOWER IGAIN In addition to proportional gain the Logix uses integral as well This in the inte gral gain setting Typically this is set to 10 IL OFFSET This parameter tells the positioner where the spool valves null position is This value is set during a stroke calibration procedure and typically requires no further adjustments CMD USED This is the set point or command to which the positioner is controlling After FINAL VALUE is acted on by Characterization Softstops and FINAL VALUE CUTOFF CMD USED reports the modified or used command value CALIBRATE This parameter initiates calibration Three types of calibration are avail able Stroke Pressure Sensors advanced models only and Stroke Time Test Stroke time test will measure the stoke speed of the actuator from a 1 percent to 99 percent position and from 99 percent to 1 percent To learn more about calibration refer to the Calibration section of this document PRESS CAL Before doing a pressure sensor calibration enter the supply pressure being used in units expressed by PRESS UNITS SOFTSTOP HIGH Software imposed stroke limit The positioner will not allow the valve to open beyond the value shown in this parameter SOFTSTOP LOW Software imposed stroke limit The positioner will not allow the valve to close beyond the value shown in this parameter CYCLE COUNTER This parameter counts the number of cycles that have occurred 91999 Flowserve Corporati
89. PPSTATE DL SIZE DL CHECKSUM REVISION ARRAY BLOCK TEST ERROR DETAIL Table 8 18 Transducer View Block List 1 of 5 ST REV TAG DESC STRATEGY ALERT KEY MODE BLK BLOCK ERR UPDATE EVT BLOCK ALM TRANSDUCER DIRECTORY OO CO NI O O N 72 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 18 Transducer View Block List 2 of 5 Name TRANSDUCER TYPE XD ERROR COLLECTION DIRECTORY FINAL VALUE FINAL VALUE RANGE FINAL VALUE CUTOFF HI FINAL VALUE CUTOFF LO FINAL POSITION VALUE SERVO GAIN SERVO RESET SERVO RATE ACT FAIL ACTION ACT MAN ID ACT MODEL NUM ACT SN VALVE MAN ID VALVE MODEL NUM VALVE SN 29 VALVE TYPE XD CAL LOC 30 XD CAL DATE 31 XD CAL WHO Manufacturer Specific Parameters 32 DAC PERCENT 33 CONTROL FLAGS 34 GAIN UPPER 35 GAIN LOWER 36 GAIN MULT 37 IGAIN 38 IL OFFSET 39 STATUS FLAGS 40 CMD USED 41 CALIBRATE 42 DAC VALUE 43 PRESS CAL 44 CALIBRATE FLAGS 45 SOFTSTOP HIGH 46 SOFTSTOP LOW 47 Logix 1400 Digital Positioner Installation amp Reference Guide CYCLE COUNTER 13 FLOWSERVE gt
90. TS 521 SUPPLY PRESSURE SIG STOP ENG RELEASE NUM 86 522 VOLTAGE REFERENCE RAMP RATE MISC FLAGS 523 HALL SENSOR TIME SIG INDEX 524 DAC CHECK SIG FLAGS 510 DATA 525 MOD CURRENT SAMPLE TIME MFG PHONE 526 IL CHK SIG COUNTER PUR ODER NUM 527 NTERNAL FLAGS INTAD RAW1 GENERIC PARM NUM 528 PRESS FLAGS INTAD_RAWTP GENERIC_PARM_VAL 529 PRESS UNITS INTAD RAWBP SPI TEST RCV 530 UNITS INTAD_RAWSP SPI_TEST_TX 531 ELECTRONICS SN INTAD_RAW3 BLOCK_TEST 532 SOFTWARE VER INTAD_RAW4 1999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE gt Section 8 Configuration Description 8 17 Management Virtual Field Device VFD Refer to FF documentation for details about this Virtual Field Device VFD 8 18 System Management Description System Management SM operates on special objects in the System Management Information Base SMIB which is part of the Management Virtual Field Device VFD System Management Key The key features of system management operation Features Provide system application clock time synchronization e Provide scheduling of function blocks Manage automatic device address assignment Provide tag search service System Management The SMIB contains various objects that are associated with system management opera Information Base SMIB tion Table 8 22 shows a listing of the SMIB object dictionary Groups
91. Y parameter which rect device firmware See Code Down are load on page 133 Stack board firmware Stack board boot code Transducer board firmware NOTE The numbers when viewed as hexadecimal numbers are in the format MMmm Where MM is the major revision number and mm is the minor revision number 106 61999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 10 Troubleshooting Non functioning Blocks Device block objects may not be running executing their function block schedules or the blocks may be in Out of Service OOS mode For example if the AO function block is in OOS mode the block will not provide updated output values although the AO block may be running When troubleshooting non functioning block objects start with the resource block For example if the resource block is in OOS mode all other blocks in the device will also be in OOS mode See Table 10 3 for possible causes and recommended actions Table 10 3 Device Troubleshooting C 1 of 2 Symptom Device output is not updating Possible cause Resource block mode is OOS Items to check Read MODE BLOCK ACTUAL of Resource block Recommended Action If necessary set MODE BLOCK TAR GET to Auto Resource block is not running Incorrect revision of resource block firmware Incorrect revision level of the device firmware Transducer block mod
92. Z G G 0 Z Z Z Uninitialized 1999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE gt Section 8 Configuration Description Table 8 5 Transducer Block Parameters 5 of 5 Fieldbus Datatype LEAK CLASS Unsigned8 INLET PRESS float OUTLET PRESS float VALVE FLAGS Unsigned8 RATED TRAV float ACT TYPE Unsigned8 ACT SIZE Unsigned8 SPRING TYPE Unsigned8 SPOOL ID Unsigned8 PO_DATE 8 Visible String INSTALL_DATE 8 Visible String LOAD EE DEFAULTS Unsigned8 ENG RELEASE NUM Unsigned16 MISC FLAGS Unsigned8 Fieldbus Parameter Name Storage Notes Default Values Uninitialized Uninitialized Uninitialized Uninitialized Uninitialized Uninitialized Uninitialized Uninitialized Uninitialized MMDDYYYY MMDDYYYY Z Z O Z Z Z Z Z Z Z Z Z Z Z Manufacturer Specific Parameters Owned by Fieldbus Processor 145 SIG_INDEX Unsigned16 Honeywell 146 SIG_DATA 4 float 4 Honeywell MFG_PHONE 18 Visible String Honeywell PUR ORDER NUN 18 Visible String Honeywell GENERIC PARM NUM DS 66 Honeywell sts type val Logix Var Num GENERIC PARM VAL Unsigned32 Honeywell SPI TEST ROV Unsigned8 Honeywell SPI TEST TX Unsigned8 Honeywell BLOCK TEST Unsigned8 Honeywell Must be out of service to write Access Type NOTE How the Fieldbus board accesses the respective
93. _IN is a contained input parameter used for remote cascade connection OUT and BKCAL_OUT are linkable output parameters RCAS_OUT is a contained out put parameter for remote cascade connection The OUT parameter of the AO block is used to set the FINAL POSITION VALUE in the transducer block as modified by the FINAL VALUE RANGE The fail safe parameters determine the response of an output block to the following con ditions FSTATE TIME is the number of seconds without communication or with Initiate Fail Safe at the CAS IN status required to put this block into the fail safe state The FAULT parameter of the resource block may also put this block into the fail safe state The Failsafe Type I O option determines whether the action is simply to hold or to move to FSTATE VAL The Target to Manual if IFS I O option may be used to latch the fail safe state when IFS appears in the CAS IN status This will cause a fail safe block alarm After the cause of the IFS status is removed the target mode may be returned manually to CAS mode when it is safe to do so 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt AO Block Parameter List Block Index ST REV Section 8 Configuration Description Table 8 7 lists the block parameters and default values for the AO function block Data Type Units Unsigned16 Valid Range Table 8 7 AO Function Block Parameter List 1 of 2 Write Restrictions R
94. able access With the valve in its mechanical fail position i e no pressure applied slightly move the fol lower arm while watching the A D feedback If the number does not change the arm is not centered in the electrical range The number will bounce one or two counts due to noise at a fixed position and should not be considered a change it should move greater than 10 to 20 counts if the linkage is centered correctly Rotate the take off arm if nec essary to bring the linkage in range This procedure is only necessary on a rotary mounting For Linear mountings the red LED will blink if 65 travel is exceeded Refer to the Calibration section for further information on stroke calibration errors An FBAP containing default configuration parameters is resident in the firmware of the device and is loaded on power up By using the NI FBUS Configurator or other fieldbus configuration application the user can create or make changes to a FBAP for the device s process application Configuring the Logix 1400 digital positioner results in e Function blocks that execute according to a user defined schedule Measurements that are processed according to various user configured parameters found within function blocks An output published on the fieldbus network according to a user defined publishing schedule A sample printout of a typical device configuration for the Logix 1400 digital positioner is given in Appendix A Sample Configura
95. am Logix 1400 Digital Positioner Installation amp Reference Guide 155 FLOWSERVE Index ABC Advanced Features 120 123 Air Action 26 48 126 Air Supply Requirements 15 Alarm 1 23 V Reference 80 12 bit A D Reference 80 12 bit D A 81 Bottom Sensor 82 EEPROM checksum 81 Hall sensor 81 Loss of Pressure 82 Modulator Current 81 Position Alerts 82 Position Deviation 83 Pressure 82 Supply Sensor 82 Temperature 81 Top Sensor 82 Alarm and Event Reporting 80 Alarms Internal Positioner Alarms 80 Internal Positioner Alerts 82 Alert Cycle Counter 83 Alerts Soft Limits 82 Travel Accumulator 82 Analog to digital converter 155 Block Configuration Errors 54 112 114 Block configuration errors 103 Calibration Parameters 100 Calibration Procedures Two point Calibration 100 Code Download Utility 133 Configuration errors 103 Critical faults 103 Custom Characterization 124 CYCLE_COUNTER 48 DEF DD Diskette 84 Device Application Alert Objects 79 Device Description 84 Domain Objects 83 Link Objects 70 Management VFD 87 Network Management 91 Object Dictionary 84 System Management 87 Trend Objects 83 View Objects 71 Device Description 84 Device diagnostics 103 Device Not Visible on Network 104 Device Tag viii 12 135 Diagnostics BLOCK_ERR Parameter 109 BLOCK_TEST Parameter 109 ERROR_DETAIL Parameter 110 Digital to Analog D A converter 81 Digital to analog converter 155 EEPROM vii 81 109 155
96. ameters can be grouped and displayed depending on how the data is to be used Four standard view objects groups are defined for accessing the following types of information 1 View1 used to display dynamic operation data 2 View2 used to display static operation data 3 View3 used to display all dynamic data 4 View4 used to display other static data Logix 1400 Digital Positioner the Logix 1400 digital positioner four view objects have been defined for each of the View Objects four blocks for a total of 16 view objects Some parameters are accessible in all four views while others are available in one view Table 8 17 Resource Block View List 1 of 2 TAG DESC STRATEGY ALERT KEY MODE BLK BLOCK ERR RS STATE TEST RW DD RESOURCE MANUFAC ID DEV TYPE DEV REV DD REV GRANT DENY HARD TYPES RESTART FEATURES FEATURE SEL CYCLE TYPE CYCLE SEL MIN CYCLE T MEMORY SIZE NV CYCLE T Logix 1400 Digital Positioner Installation amp Reference Guide 71 FLOWSERVE gt Section 8 Configuration Description Table 8 17 Resource Block View List 2 of 2 Name FREE SPACE FREE TIME SHED RCAS SHED ROUT FAULT STATE SET FSTATE CLR FSTATE MAX NOTIFY LIM NOTIFY CONFIRM TIME WRITE LOCK UPDATE EVT BLOCK ALM ALARM SUM ACK OPTION WRITE PRI WRITE ALM Manufacturer Specific Parameters 41 DL CMD1 DL CMD2 DL A
97. and is the inverse of the described value For enumeration 0 zero means that the value is invalid This is required for initialization of an un config ured block Plus or minus infinity INF or INF may be included in the valid range to indicate that it is permissible to use them to turn off a limit comparison such as an alarm limit Initial Value The value inserted when the block is created All limits are set to plus or minus infinity INF or INF which is the same as no limit All dynamic values are initialized to zero as a result of a clear memory instruction Perm Defines the setting of the GRANT_DENY parameter that allows write access to the param Permission eter for interface devices that obey this parameter Mode Indicates the lowest priority target mode required to allow a change to the parameter The actual mode must match the target mode so that the block is not in another mode than that chosen by the operator Scaling changes are protected by mode because the block may be using scaling to calculate its output DD handling for Positive Ordered and Read only NOTE For parameters that are inputs If it is linked it is read only If it is not linked it can be written to Range Check Flag to check that the value is within the valid range given in the table Logix 1400 Digital Positioner Installation amp Reference Guide 63 Section 8 Configuration Description peulejuod D zep
98. arm Alarm summary Data that summarizes 16 alerts Simulate Float Simulate and transducer floating point value and status and a simulate enable disable discrete Test Function block test read write data Indicates the type of memory where the parameter is stored S Static Writing to the parameter changes the static revision counter parameter ST REV N Non volatile Parameter must be retained during a power cycle It is not under the static update code D Dynamic The value is calculated by the block or read from another block Default Value 38 Default values for the block parameters These are the values that are used when the FBAP is initialized for the first time or Selecting restart with defaults of the resource block parameter RESTART 1999 Flowserve Corporation Flow Control Division FLOWSERVE gt Resource Block Function Resource Block Parameters Section 8 Configuration Description 8 4 Resource Block The resource block contains data and parameters related to overall operation of the device and the FBAP Parameters that describe the hardware specific characteristics of the device and support application download operations make up the resource block Table 8 3 lists the FF and Flowserve defined parameters and their default values con tained in the resource block Table 8 3 Resource Block Parameters 1 of 2 ST REV Data Type Struct
99. ata even when power is lost Electrically erasable means that data can be changed EEPROM have a limited number of times data can be re written Micro controller In addition to an integral CPU microprocessor the micro controller has built in memory and I O functions such as A D and D A Microprocessor Semiconductor device capable of performing calculations data trans fer and logic decisions Also referred to as CPU Central Processing Unit Protocol A set of rules governing how communications messages are sent and received Resolution Resolution is a number which indicates the smallest measurement which can be made You will often see Analog to Digital A D converters referred to as a 10 bit A D or a 12 bit A D 10 bit and 12 bit are terms which indicate the total number of integer counts which can be used to measure a sensor or other input To determine the total integer count raise 2 to the power of the number of bits Example 12 bit A D Total integer number 2Number of Bits _ 512 4096 Resolution is the measurement range divided by the maximum integer number Example A valve has a 2 inch stroke and a 12 bit A D is used to measure position Resolution Stroke maximum integer for 12 bit 2 inch 4096 0 000488 inches Sampling Taking readings at periodic time intervals Serial Transmission Serial transmission is a method of sending information from one device to another One bit is sent after another in a single stre
100. ational Instruments About This Publication This manual is intended as a how to reference for installing wiring configuring starting up and operating the Valtek Logix 1400 digital positioner with FOUNDATION fieldbus FF This manual provides detailed information for installation and operation to assist first time Logix 1400 digital positioner users This manual is written as the technical guide for the experienced fieldbus user It does not contain information on fieldbus communications and usage It is recommended that a user new to fieldbus attend the training courses that are taught by the Fieldbus Foun dation to obtain the background knowledge that is needed to operate a fieldbus seg ment Refer to Contacting the Fieldbus Foundation on page x About This Manual This manual provides installation operation maintenance for the Logix 1400 digital positioner with FOUNDATION fieldbus communications Reference information is also pro vided The sections of information contained in the manual follow this order Background and pre installation Logix 1400 digital positioner mechanical and electrical installation Logix 1400 digital positioner configuration Operation Reference information vi 91999 Flowserve Corporation Flow Control Division FLOWSERVE Flow Control Division Introduction Symbol Definitions AtA This CAUTION symbol on the equipment refers the user to the i
101. ator minimum pressure too low refer to Clogged or restricted orifice Bad missing cable connection to collector board assembly Stuck or sticky spool Internal air leaks in tubing orifice gasket or pressure modulator EEPROM checksum Alarm Configuration data is stored in EEPROM When power is lost configuration information is retrieved from EEPROM and operation resumes A check is done by the micro controller after a power up to make sure data saved in EEPROM has not been corrupted The checksum is a number that is calculated based on configuration data It is also saved in EEPROM every time data is stored If after a power up this number does not match the data in memory an EEPROM checksum alarm is generated and the red LED will blink If this occurs try powering the Logix 1400 digital positioner off and then back on If the error does not clear try saving configura tion data again using FB Configurator If previous configuration has not been saved must be reset and reconfigure If these steps still do not clear the error the main PCB assembly must be replaced Refer to the Logix Series 1000 Digital Positioner OM for spare parts kit numbers Logix 1400 Digital Positioner Installation amp Reference Guide 81 FLOWSERVE gt Pressure Alarms Internal Positioner Alerts Position Alerts Soft Limits Travel Accumulator 82 Flow Control Section 8 Configuration Description Pressure alarms are
102. ature drift within the inner loop spool control The factory default value is 10 Although higher numbers can speed the time it takes to reach zero deviation it can add overshoot if too large It is recommended that maximum and minimum gains be adjusted while leaving Integral Gain fixed at 10 Integration is disabled below a stem position of 3 percent and above a stem position of 97 percent This is to prevent integration windup from calibra Logix 1400 Digital Positioner Installation amp Reference Guide 121 FLOWSERVE gt Flow Control Division Section 10 Troubleshooting tion shifts due to lower pressure or a damaged seat which may prevent fully closing the valve Integration Summer The integral summer within the Logix 1400 digital positioner is clamped at 20 00 percent and 20 00 percent If the integration summer is fixed at 20 or 20 it usually indicates a control problem Some reasons for clamped inte gration summer are listed below Stroke calibration incorrect Any failure which prevents stem position movement stuck spool handwheel over ride low pressure Incorrect inner loop offset Loss of air supply on a fail in place actuator Writing a zero to integral gain will clear the integral summer The integral gain can then be returned to its original value Inner Loop Offset IL OFFSET Referring to Figure 1 3 on page three control num bers are summed to drive the inner loop spool
103. b Section 8 Configuration Description FBAP Block Diagram Figure 8 1 shows the important elements of the Logix 1400 digital positioner FBAP Many parameters are omitted for clarity Resource PID Block AO Block Transducer Resource m Block Logix Bee OUT CAS IN caing Positioner channel Circuitry Value Algorithm BKCAL IN BKCAL OUT Subscribe read write read write read write read write 4 Communication Stack Figure 81 FBAP Block Diagram Example Block Descriptions Each block contains parameters that are standard Fieldbus Foundation defined parame ters In other words the parameters are pre defined as part of the FF protocol for all fieldbus devices Additionally parameters exist which are defined by Flowserve and are specific to the Valtek Logix 1400 digital positioner The following block descriptions list the predefined FF parameters included as part of the block as well as the Flowserve defined parameters A complete description for the FF parameters is provided in the Fieldbus Foundation document FF 891 Foundation Specification Function Block Application Process Part 2 The Flowserve parameter descriptions are included here as part of the block descriptions Logix 1400 Digital Positioner Installation amp Reference Guide 37 FLOWSERVE
104. blocks allowing easy connection of devices cable terminators surge suppressors and other fieldbus network components In the control room an operator station a personal computer or host computer acts as the operator interface to the fieldbus network Using supervisory control software appli cations the field devices on a fieldbus network can be monitored and controlled at the Logix 1400 Digital Positioner Installation amp Reference Guide 7 Flow Control Division FLOWSERVE Section 2 Installation Overview operator interface Figure 2 1 shows how these components go together to operate on a fieldbus network Operator Station or Host Computer Terminator Power Conditioner Fieldbus Device Figure 2 1 Fieldbus Network Components 8 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 2 Installation Overview Installation Operation Tasks Installation Tasks Installation of the Logix 1400 digital positioner is not difficult The tasks for installing and operating the Logix 1400 digital positioner are outlined in Table 2 2 Table 2 2 Installation Operation Task Summary Procedure Bench Check optional Bench configuration Refer to Section 8 Bench Configuration Optional on page 11 Pre installation Considerations Section 4 Pre installation Consider ations on page 13 Install Logix 1400
105. by the Fieldbus Foundation contact them at Fieldbus Foundation 9390 Research Boulevard Suite 11 250 Austin TX 78759 USA www fieldbus org information Technical Assistance If the user encounters a problem with the Logix 1400 digital positioner the configuration of the Logix 1400 digital positioner should be checked to verify that all selections are consistent with the application If the problem persists call Flowserve s U S Technical Assistance between the hours of 8 00 am to 4 30 pm MST Monday through Friday for direct factory technical assis tance Phone 801 489 2409 Fax 801 489 2599 Help Desk 801 489 2678 E mail digitalproducts flowserve com An engineer will discuss the problem with the user Please have the complete model number serial number and software revision number on hand for reference The model and serial numbers can be found on the Logix 1400 digital positioner nameplate The firmware revision numbers of the electronics boards and boot code can be found by 1999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Introduction accessing and reading the REVISION_ARRAY parameter in the resource block of the device For further details see Simulation Jumper on page 30 If the engineer determines a hardware problem exists a replacement Logix 1400 digital positioner or part will be shipped with instructions for returning the defective unit Do
106. cification Function Block Application Process Parts 1 and 2 8 2 Function Block Application Process The FBAP comprises a set of elementary functions which are modeled as function blocks Function blocks provide a general structure for defining different types of device functions such as analog inputs analog outputs and PID control The FBAP also contains other objects that provide other device functions such as fur nishing alarm information historical data and links to other blocks for transferring data The key elements of the FBAP are Logix block objects and their parameters and consist of the following block types Resource block Transducer block PID Function block AO Function block Link Objects Alert Objects Trend Objects View Objects Domain Objects Link objects allow the transfer of process data from one block to another View Alert and Trend objects handle function block parameters for operator interface of views alarms and events and historical data A brief description of these objects is presented in the following sections Logix 1400 Digital Positioner Installation amp Reference Guide 35 FLOWSERVE gt ontrol Division Section 8 Configuration Description 8 3 Block Description Block Objects Blocks are elements that make up the FBAP The blocks contain data block objects and parameters that define the application such as the inputs and outputs signal process
107. command of 75 percent With linear characterization the CMD USED becomes 75 per cent Deviation is the difference between control command and stem position Deviation 75 percent 50 percent 25 percent where 50 percent is the present stem position With positive deviation the control algorithm sends a signal to move the spool up from its present position As the spool moves up the supply air is applied to the bottom of the actuator and air is exhausted from the top of the actuator This new pressure differential causes the stem to start moving towards the desired position of 75 percent As the stem moves the deviation begins to decrease The control algorithm begins to reduce the spool opening This process continues until the deviation goes to zero At this point the spool will be back in its null or balanced position Stem movement will stop Desired stem position has now been achieved One important parameter should be discussed at this point Inner loop offset Referring to Figure 1 1 a number called inner loop offset IL OFFSET is added to the output of the control algorithm In order for the spool to remain in its null or balanced position the control algorithm must output a non zero spool command This is the purpose of the inner loop offset The value of this number is equivalent to the signal that must be sent to spool position control to bring it to a null position with zero stem deviation This parame ter is important for proper co
108. con nection Sensor may be damaged See Hall sensor Alarm on page 81 Modulator current alarm occurs Modulator minimum pressure may be too low Clogged orifice Bad cable connection See Modulator current Alarm on page 81 EEPROM checksum alarm occurs Error when reading non volatile memory storage See EEPROM checksum Alarm on page 81 Multiple internal flags occur Bad micro controller on main PCB assembly LEDs LED alternates between Green and Red in normal operation Modulator coil current may be too high Supply pressure may be close to minimum of 30 psig See Modulator current Alarm on page 81 See Loss of Pressure on page 82 No LED blinks during calibration This occurs during normal opera tion Yellow LED is blinking but valve posi tion is fine User defined limit may have been reached Check alarm screen See Internal Positioner Alerts on page 82 Red LED is blinking on advanced model even though positioner has pressure Pressure below 30 psi Check internal alarms See Loss of Pressure on page 82 Advanced Features Will not display pressure readings 15 configuration set to advanced See Standard vs Advanced Diag nostics on page 123 MPC will not function 120 15 lower soft limit gt 096 Set point should be 1 percent hys teresis around MPC
109. criptions 40 Transducer Block Parameters 41 Transducer Block Parameter Descriptions 46 AO Function Block Parameter List 51 PID Control Function Block Parameters 55 Honeywell PID Parameters 59 PID Tuning Parameter Values 61 Table Description for Block Parameter Summary 62 Resource Block Parameter Summary 64 Transducer Block Parameter Summary 64 Analog Output Function Block Parameter Summary 69 PID Function Block Parameter Summary 69 Link Objects Defined for Logix 1400 Digital Positioner 70 Resource Block View List 71 Logix 1400 Digital Positioner Installation amp Reference Guide 153 FLOWSERVE gt 154 Table 8 18 Table 8 19 Table 8 20 Table 8 21 Table 8 22 Table 8 23 Table 8 24 Table 8 25 Table 8 26 Table 8 27 Table 8 28 Table 9 1 Table 10 1 Table 10 2 Table 10 3 Table 10 4 Table 10 5 Table 10 6 Table 10 7 Table 10 8 Table 10 9 Table 10 10 Table 10 11 Table 10 12 Table 10 13 Table 10 14 Table 10 15 Table 10 16 Table 11 1 Table 11 2 Table 11 3 Table 11 4 Flow Control Division List of Tables Transducer View Block List 72 AO Block View Table 76 PID Block View Table 77 Block Parameter Index Table 85 Logix 1400 Digital Positioner SMIB Object Dictionary 87 System Management Supported Features 88 SM Agent Objects 88 SM Sync and Scheduling Objects 89 SM Address Assignment Objects 90 Function Block Scheduling Objects 90 Logix 1400 Digital Positioner NMIB Object Dictionary
110. ct Dictionary 2 of 2 Phy LUE OD Indes Number of Objects in Phy LME 2 The objects listed above contain parameters which define network management opera tions These operations include communications between applications in different field devices or field devices and operator interface In order for this communication to take place a communications relationship must be set up using the network management objects and parameters The parameters for this communication relationship are stored in a Virtual Communications Reference VCR object The attributes for the VCR types VCR name defined in the Logix 1400 digital positioner device are standard fieldbus attributes For detailed descriptions of these attributes see FOUNDATION fieldbus Specification Network Management document FF 801 available from the Fieldbus Foundation The following is a list of services which are not supported not used in the Logix 1400 digital positioner FBAP FB Action all function blocks are static Put OD all ODs are static Domain upload Program invocation Reception of alert and trend indications Access protection and check of password AlertEventConditionMonitoring Write to variable lists Create Modify Delete variable lists Read and write access by name PhysRead PhysWrite ReadWithType WriteWithType InformationReportWithType 1999 Flowserve Corporation Flow Control Division Flow Control
111. cted W A position If the jumper is in the R position the positioner must be powered down before changing the jumper NOTE The write protect jumper is used in conjunction with the FEATURE SEL parame ter and is explained below Refer to the following steps to set the write protect jumper 1 Remove power to Logix 1400 2 Loosen cap lock and unscrew end main housing cover of housing 3 Using a ground strap or ionizer is highly recommended when handling the electronics module because electrostatic discharges can damage certain circuit components 4 Locate the jumpers on the main electronic boards in the housing 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE bu Section 6 Logix 1400 Digital Positioner Configuration 5 Set write protect jumper to the appropriate position on the electronics board See Figure 6 1 and Table 6 1 6 Replace the cover and lock the locking screw H DDDDDBODDDD pe M d WRITE PROTECT R W 4 i FF SIMULATE Y N L Figure 6 1 Write protect Jumper Location on Controller Board Table 6 1 Write Protect Jumper Settings Set the Jumper to Enable read and write access to the device s configuration Factory set default Enable read only access to device s configuration Write protect W position on the transd
112. cterization Custom characterization can be thought of as a soft cam The user can choose between an equal percentage quick opening or custom user defined characterization curve using 21 points The control will linearly interpolate between points Points do not have to be equally spaced in order to allow more definition at critical curve areas The Logix 1400 digital positioner has two modes linear and characterization Linear is a straight 1 1 mapping of command to control command It does not use the 21 point curve definition When custom characterization is disabled the positioner is automati cally in linear mode If custom characterization is enabled the Logix 1400 digital posi tioner uses one of the 21 point user defined curves Question Does a default custom characterization curve exist Answer Yes The Logix 1400 digital positioner comes with a factory default equal per cent and quick opening curve in Figure 10 3 NOTE The quick opening curve is the inverse of the equal percent curve Table 10 14 Logix 1400 Digital Positioner Characteristic Curves 1 of 2 FINAL VALUE CMD USED FS FS Quick Open Equal Percent Linear 124 1999 Flowserve Corporation Flow Control Division Flow Control Division Section 10 Troubleshooting O FLOWSERVE gt Table 10 14 Logix 1400 Digital Positioner Characteristic Curves 2 of 2 CMD USED FS FINAL VALUE 5 Quick Open Equal Perc
113. ction 8 Configuration Description Table 8 7 AO Function Block Parameter List 2 of 2 Write Restrictions Default Value FSTATE VAL Float PV PV SCALE 10 BKCAL OUT ANALOG PV Read Only RCAS IN SHED OPT ANALOG PV Unsigned8 RCAS OUT ANALOG PV Read Only UPDATE EVT EVENT BLOCK ALM WSP ALARM DISCRETE ANALOG PV 92 BLOCK TEST Extension parameter Array of Unsigned8 Read Only All zeros 91999 Flowserve Corporation Flow Control Division FLOWSERVE Section 8 Configuration Description AO Block Diagram Figure 8 3 is a block diagram showing the key components of the AO function block CAS IN RCAS IN RCAS OUT BKCAL OUT SHED RCAS i SHED OPT FROM OUT AUTO CONVERT acruaL RCAS timeout Setpoint Limiting SP Track Ret Tet SP PV Track in Man SP PV Track LO IMAN Rate Limiting Status Calculation FaultState RCAS timeout Check fstate Active A Note 1 VALUE FaultState to Value J x PV Convert TO OUT PARAMETER Targ to MAN on Bad IN UPDATE EVT STATUS OPTS a j fframsduerBlk ____________________ Transducer Block n Figure 8 3 AO Function Block Diagram Logix 1400 Digital Positioner Installation amp Reference Guide 53 FLOWSERVE
114. deviation The inner loop then quickly adjusts the spool position The actuator pressures change and the stem begins to move The stem movement reduces the deviation between control command and stem posi tion This process continues until the deviation goes to zero The control algorithm is both proportional and integral This algorithm will be further explained later in the docu ment Logix 1400 Digital Positioner Installation amp Reference Guide 3 Flow Control Division FLOWSERVE 2 Section 1 Logix 1400 Digital Positioner Description A more detailed example to explain the control function follows Assume the following configuration Unit will receive its command from the FBAP Custom characterization is disabled therefore characterization is linear Soft limits or MPC functions are disabled Valve has zero deviation with a present input command of 50 percent Actuator is tubed air to open Given these conditions 50 percent represents a command of 50 percent Custom char acterization is disabled so the command is passed 1 1 to the CMD USED Since zero deviation exists the stem position is also at 50 percent With the stem at the desired position the spool valve will be at a position in which no air flow is allowed to either side of the actuator This is commonly called the null or balanced spool position Upon a change in the command from 50 percent to 75 percent the positioner sees this as a
115. digital positioner Mounting Wiring Section 5 Logix 1400 Digital Posi tioner Installation on page 17 Refer to Logix 1400 Digital Positioner IOM Power Up Logix 1400 digital posi tioner Section 5 4 Powering Up the Logix 1400 Digital Positioner on page 23 Establish Communications e Initial checks Section 6 7 Establishing Communi cations on page 30 Section 6 8 Making Initial Checks on page 31 Configure Logix 1400 digital posi tioner Section 6 9 Configuration Tasks on page 32 The user manual supplied with the fieldbus configuration appli cation Operation Section 7 Operation on page 33 Also see supervisory control applica tion documentation Periodic Maintenance e Calibration Section 9 Calibration on page 99 Section 10 Troubleshooting on page 103 Troubleshooting if problems arise Section 11 Software Maintenance on page 133 Replacement if needed Logix 1400 Digital Positioner Installation amp Reference Guide Section 9 Calibration on page 99 FLOWSERVE gt Flow Control Division Section 3 Bench Configuration Optional Section 3 Bench Configuration About This Section Device Calibration Configure Logix 1400 Digital Positioner Before Installation Optional 3 1 Introduction The bench configuration is an optional procedure for checking your device This section provides a procedure for conf
116. e Notes Default Values gt l NI O A Oj N FF Parameter FF Parameter FF Parameter TRANSDUCER_TYPE Unsigned16 XD_ERROR Unsigned8 COLLECTION_DIRECTORY Unsigned32 FINAL_VALUE DS_65 FF Parameter FF Parameter Write restricted to AO OOS FF Parameter 110 1 Z O Z Z J O FINAL VALUE RANGE DS 68 FINAL VALUE CUTOFF HI float FINAL VALUE CUTOFF LO float FINAL POSITION VALUE DS 65 SERVO GAIN float SERVO RESET float Not used 02 Not used Logix 1400 Digital Positioner Installation amp Reference Guide 41 FLOWSERVE gt Table 8 5 Transducer Block Parameters 2 of 5 Fieldbus Parameter Name SERVO RATE Fieldbus Datatype float Storage Section 8 Configuration Description Notes Default Values Not used ACT FAIL ACTION Unsigned8 Not used see FAIL MODE ACT MAN ID Unsigned8 FF Parameter ACT MODEL NUM Visible String FF Parameter ACT SN Visible String FF Parameter VALVE MAN ID Unsigned8 FF Parameter VALVE MODEL NUM Visible String FF Parameter VALVE SN Visible String FF Parameter FLWSERVE VALVE TYPE XD CAL LOC Unsigned8 Visible String FF Parameter FF Parameter XD CAL DATE Visible String FF Parameter Original type Date is Y2K com
117. e device NOTE The transducer function block must be out of ser vice in order to perform any calibration 2 Write to CALIBRATE 3 Observe the positioner performance The calibration parameter values and calibration commands are written to the device using a fieldbus configuration application such as the NI FBUS Configurator Alternatively use the Re Ca button on the Logix 1400 digital positioner to perform the stroke calibration Confirm that positioner is configured properly then proceed 1 Prepare the device and safe the area for the removal of the main housing cover 2 Remove the cover 3 Press and hold the Re Cal button for at least five seconds to initiate the stroke cali bration NOTE The transducer block must be out of service before the Re Cal button will be active 4 Replace cover and return to operation Refer to Logix 1400 Digital Positioner IOM for more details Logix 1400 Digital Positioner Installation amp Reference Guide 99 Flow Control Division em FLOWSERVE Section 9 Calibration 9 3 Calibration The output position of the Logix 1400 digital positioner is calibrated using the transducer block CALIBRATE parameter The positioner performance must be verified by the oper ator Calibration Parameters Table 9 1 lists transducer block parameters and their values used in the calibration pro cedures Table 9 1 Transducer Block Calibration Parameters Parameter Descri
118. e is OOS Read the first element of BLOCK_TEST Number should be increasing indicating that block is running If block is not running check the second element of BLOCK_TEST Check BLOCK_ERR for other errors If an error is present in BLOCK_ERR then read ERROR_DETAIL Read DEV_TYPE DEV_REV and DD REV Read REVISION ARRAY Read MODE BLK ACTUAL Logix 1400 Digital Positioner Installation amp Reference Guide If second element of BLOCK TEST is not zero write all zeroes to element See Sub section 10 7 for details on BLOCK ERR See Sub section 10 7 for details on ERROR DETAIL parameter Set RESTART to processor or 4 to soft restart the device See ncorrect or non compatible tools above in Sub section 10 3 See ncorrect or non compatible tools above in Sub section 10 3 Set MODE_BLK TARGET to auto NOTE Transducer block must be in auto mode for the sensor signal to be passed to AO block 107 Flow Control Division FLOWSERVE Section 10 Troubleshooting Table 10 3 Device Troubleshooting C 2 of 2 Symptom Device output is not updating Possible cause Items to check Recommended Action Transducer block is not producing 1 Read the first element of If second element of BLOCK TEST is valid primary data BLOCK TEST Number should be not zero write all zeroes to element increasing indicating that block is running If block is not run
119. e the curve The 21 CURVEX points do not need to be evenly spaced if so desired However the CURVEX values must be in ascending or equal order The CURVEY points may be any value in the range ascending or descending The response is a linear interpola tion or straight line response between points All 21 points must be defined i e If only 5 point sets were needed to define the desired operation the remaining 16 points would need to be set to 110 Write the changes to the Logix 1400 digital positioner Activate the custom curve by selecting Custom Characterization Active in CONTROL FLAGS NOTE Make sure that neither Quick Opening Curve nor Equal Percent Curve has been selected Write the changes to the Logix 1400 digital positioner Verify the proper operation of the stroke response by incrementally writing values to FINAL VALUE The Resource Block must also be OOS first CMD USED FINAL POSITION VALUE and the valve response should track the desired curve Return the valve to service by returning both MODE BLKs back to Auto Once a custom curve has been loaded into the Logix 1400 digital positioner s memory it is retained in the EPROM until it is either edited or replaced Turning Custom Character ization Active on or off now selects between a linear response Off or the new custom curve On If either of the other two factory curves is selected it will overwrite the cus tom curve in RAM only The custom curve will
120. e user A host system typically receives these messages and presents them to the user Acknowledgment of alarms by the operator may be necessary to satisfy operation requirements Event messages contain a time stamp Events also must be confirmed otherwise the block will continually report the event Acknowledgment of events may be necessary to satisfy operation requirements NOTE These are standard fieldbus alarms The Logix 1400 digital positioner has several internal alarms which monitor electronics operation An internal alarm causes the red LED to blink Positioner alarms differ from alerts because the action of the positioner may be erratic during the alarm conditions Alert warns operations that a predefined user configured condition has occurred that may require service in the near future Alarms cause the red LED to blink while alerts cause the yellow LED to blink Refer to the following parameters to view positioner alarms STATUS FLAGS CALIBRATE FLAGS TRAVEL FLAGS INTERNAL FLAGS PRESS FLAGS 12 bit A D Reference Alarm The Logix 1400 digital positioner utilizes a 12 bit Ana log to Digital A D converter to acquire stem position readings If the precision refer ence used by the A D drifts outside rated tolerances the 12 bit A D Reference Alarm will become active A reference error will cause change in calibration and control readings If a continuous 12 bit A D reference alarm exists the main PCB a
121. ead Only Default Value 0 TAG DESC Octet String All spaces STRATEGY Unsigned16 0 ALERT KEY Unsigned8 0 MODE BLK MODE BLK Target OOS Permitted OS MAN AUTO CAS 4 RCAS Normal AUTO BLOCK ERR Bit String Read Only PV ANALOG PV Read Only SP ANALOG PV PV SCALE 1096 Target mode must be AUTO CAS or RCAS not permitted during cascade initialization tracking cannot be operative OUT ANALOG XD XD SCALE 10 Target mode must be Man OOS SIMULATE SIM FLOAT Enable OFF PV SCALE SCALING Actual mode must be Man or OOS 0 100 XD SCALE SCALING Actual mode must be Man or OOS 0 100 GRANT DENY ACCESS PERM_T lO OPTS Bit String Target mode must be OOS STATUS OPTS Bit String Target mode must be OOS READBACK ANALOG XD Read Only CAS_IN ANALOG PV SP_RATE_DN Float PV seconds Positive SP_RATE_UP Float PV seconds Positive SP_HI_LIM Float PV PV_SCALE 10 SP_LO_LIM CHANNEL Float PV Unsigned16 PV_SCALE 10 Must be 1 Logix 1400 Digital Positioner Installation amp Reference Guide Target mode must be OOS 51 FLOWSERVE gt FSTATE TIME Data Type Units Float seconds Positive ontrol Division Se
122. ect Disable 0 Auto model detect enabled 1 Auto model detect disabled Reserved Not used Not used Not used Not used Logix 1400 Digital Positioner Installation amp Reference Guide 95 Flow Control Division FLOWSERVE Section 8 Configuration Description PRESS FLAGS Each bit within this variable is a flag indicating parameters relevant to the pressure sensors Advanced model ONLY A logic 1 indicates error is active Description 0 No error 1 Loss of supply 0 No error 1 Supply sensor Failure low pressure reading during calibration 0 No error 1 Output port 1 sensor failure low pressure reading during calibration 0 No error 1 Output port 2 sensor failure low pressure reading during calibration Not used Not used Not used Not used PRESS UNITS This is an enumerated byte that indicates the engineering units being utilized for pressure sensor reporting The embedded code supports units of psig barg KPag and Kg cm g The unit codes are defined as follows 6 psi 7 bar 10 Kg cm 12 SIG FLAGS Byte which will be added to the end of each signature data frame to show progress and end of signature One flag will set STEP or RAMP STATUS flags Status flag variables for fieldbus When a bit is set the corresponding flag variable is reporting an alarm condition Description 0 No erro
123. ed communication end point Fieldbus communications can primarily only take place along a active communications path that consists of two VCR end points For example to establish communications between a transducer AO block and another function block a VCR must be defined at the transducer block and a VCR must be defined at the function block between the two function blocks Virtual Field Device A logical grouping of user layer functions Function blocks are grouped into a VFD and system and network management are grouped into a VFD Logix 1400 Digital Positioner Installation amp Reference Guide ix FLOWSERVE gt Publications from the Fieldbus Foundation Contacting the Fieldbus Foundation Flow Control Division Introduction References Flowserve recommends that the user obtain these publications which provide additional information on Fieldbus technology Publication Publication Title Number Publisher Technical Overview FOUNDATION fieldbus Wiring and Installation 31 25kbit s Voltage Mode Wire Medium Application Guide Available from the Fieldbus Foundation 31 25 kbit s Intrinsically Safe AG 163 Systems Application Guide Function Block Application FF 890 Contained in the User Layer Process parts 1 amp 2 FF 891 Specification FF 002 Fieldbus Specifications Various Documents To order these publications and other information products produced
124. ed to the fieldbus network and powered up the user is ready to start communicating with the device The procedure in Table 6 3 outlines the steps to initiate communications with a Logix 1400 digital positioner using the NI FBUS Configurator Table 6 3 Starting Communications with Logix 1400 Digital Positioner Step Action Check that the fieldbus is powered Verify that the power supply is on and con up nected with the proper polarity See Table 4 2 Logix 1400 Digital Positioner Power Requirements on page 15 for proper voltage levels Verify that the operator interface is Start the application on the computer loaded with the NI FBUS Configu rator or other configuration appli cation View the active devices con Start the NI FBUS fieldbus driver and Configu nected to the network rator NOTE If the device is not on the list of active devices check to make sure that the correct polarity is observed on the fieldbus cable con nection to the device terminal block If the polarity is reversed no damage will result the device simply will not work Access the Logix 1400 digital posi Start the NI FBUS Configurator application tioner s blocks and parameters 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 6 Logix 1400 Digital Positioner Configuration Tag Name Assignments If device or block tags have not been assigned to a device the NI F
125. ent Linear NOTE Custom characterization points can only be entered with the FB configurator 100 90 80 70 4 60 50 40 Quick Open 96 FS CMD USED Equal Percent 30 20 10 Linear ami iri 0 0 20 40 60 80 100 FINAL VALUE FS Figure 10 3 Logix 1400 Digital Positioner Characteristic Curves Logix 1400 Digital Positioner Installation amp Reference Guide 125 Flow Control Division FLOWSERVE es Section 10 Troubleshooting 10 11 Stroke Characterization In addition to three pre defined and embedded characterization curves the Logix 1400 positioner has a 21 point custom stroke characterization feature This allows the user to define a unique set of operating parameters customizable to his process conditions Table 10 15 Transducer Block Characterization Parameters 1 of 2 Parameter MODE_BLK Description The operating mode of the transducer block Value Meaning Permitted Modes Auto Auto target mode OOS Out of Service Comments The transducer block must be out of service before the user can edit or change charac terization CONTROL FLAGS Byte values which select positioner operation fea tures Quick Ope
126. ers If a positioner is set to linear linkage and a red LED blinks after calibration the most common cause is that the sensor movement was greater than 65 This can occur if the roller pin was placed in the wrong hole on the follower arm or the stem clamp is placed too high The take off arm should always be level with the stem clamp on linear mountings The Logix 14xx positioner has an electrical measurement range of 100 That is the electronics will sense stem position over a 100 range of travel of the follower arm On a rotary valve the typical rotation is 90 When installing a Logix 14xx positioner on a rotary valve the 90 valve rotation must be centered within the 100 electrical range If mechanical movement falls outside the electrical measurement range the positioner can have a dead band at one end of travel in which valve movement cannot be sensed Question How do I know if the rotary linkage is centered within the 100 electrical range Answer The slot in the take off arm has enough clearance around the roller pin to move the follower arm slightly Move the valve to the fully closed position At this posi tion move the follower arm within the slot clearance If the valve does not respond to the movement linkage adjustment is necessary Repeat this test at the fully open position To adjust the stem position linkage use the A D feedback variable viewed using AD RAW FB parameter Set TEST MODE bit Enable diagnostic Vari
127. es no output lag BAL TIME Not used in Honeywell Implementation Mode restricted Writes to PID Writing to certain PID block parameters are restricted by the block s TARGET and or Parameters ACTUAL mode The MODE BLK TARGET or MODE BLK ACTUAL parameter must equal one of the modes in the Write Restrictions Column in Table 8 8 before the user can write values to the parameters listed Logix 1400 Digital Positioner Installation amp Reference Guide 61 Flow Control Division FLOWSERVE Section 8 Configuration Description 8 8 Block Parameter Summary Table Description Table 8 11 provides a description of the block parameter attributes that are listed in the Block Parameter Summary Table 8 14 to Table 8 17 Table 8 11 Table Description for Block Parameter Summary 1 of 2 Column Title Attribute Obj Type Object type for the parameter value Meaning Object Type S Simple Variable R Record A Array of simple variables Data Type Structure Data Type or Structure for the parameter value 1 Data Types consist of a simple variable or array and are Unsigned8 Unsigned16 Unsigned32 An unsigned variable of 8 16 or 32 bits Float Floating point variable Data Structures consist of a record which may be Value and Status float Value and status of a floating point parameter Scaling Static data used to scale floating point values for display purposes Use Model The ma
128. ess variable has BAD status Internal failure Not used Memory failure Block database DB error or ROM failure resource block only Lost static data Block Non Volatile NV memory failure Stack NV memory failure Link or Trend objects NV memory fail ure Lost NV data EEPROM write to block DB failed EEPROM write to Stack DB failed Resource block only EEPROM write to Link or Trend DB failed Resource block only Read back check failed Checksum error Communication failure to serial EEPROM Resource block only Not used Not used ERROR DETAIL Parameter Out Of Service Out Of Service The block s actual mode is OOS Most Significant Bit MSB Depending on the fieldbus interface application device operating status and parameter values may appear as text messages The text in the table is typical of values or messages seen when using the NI FBUS Configurator ERROR DETAIL parameter in the resource block contains data that describes the cause of any device critical error This category of error will cause the resource block to 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE es Section 10 Troubleshooting remain in OOS actual mode regardless of its target mode This in turn causes all other blocks to remain in OOS actual mode ERROR DETAIL is an array of three unsigned integers each 16 bits in size The three sub
129. eubisun qI NVW Lov 3dON 995 0 gpeuBisu NOILOV LOV pesf JON 5 12014 dlvH OAH3S pesf JON pes JON peurejuo2 o 12014 19539 OAYAS NIVO O H3S _ INVA NOILLISOd YNI _ OT 330100 1 suu SOL O G 49 50 _ IH 430109 3nvA _ 3mvA ANIA TVNId Ajuo peay _ AuOL93uld NOILO3TIOO jon 2 0 gp uBisun tuOtH3 enjeA luo pe ri 9 H3OnasNvul 399u2 2215 1015 p uleluoo O Iepow sn gL p uBisun ejeg 9 1 YOO g 21 8 peurejuoo o 9 adh qo H3onasNvul 80843 peurejuoo o gpeuBisu 1 1531 49019 9 AVHHV NOISIA3H Ajuo peay 0 9 WNSYOSHO Kuo peaH
130. event view of the application FOUNDATION fieldbus Communications protocol for a digital serial two way system that interconnects industrial field equipment such as sensors actuators and controllers Function Block An executable software object that performs a specific task such as measurement or control with inputs and outputs that connect to other entities in a standard way Function Block Applica tion Process The part of the device software that executes the function blocks PID AO trans ducer or resource blocks Link Active Scheduler A device which is responsible for keeping a link operational The LAS executes the link schedule circulates tokens distributes time messages and probes for new devices Macrocycle The least common multiple of all the loop times on a given link Manufacturer s Signal Processing viii A term used to describe signal processing in a device that is not defined by FF specifications 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Network Management Abbrev ivision Flow Control D Introduction Definition A set of objects and services that provide management of a device s communica tion system Network Management Agent Part of the device software that operates on network management objects Network Management Information Base A collection of objects and parameters comprising configuration
131. fic NotLimited VALUE 0 RCAS IN STATUS Good Cascade NonSpecific NotLimited VALUE 0 Initialized value Un initialized must be set to valid value SHED OPT NormalShed_NormalReturn RCAS OUT STATUS Good Cascade Notlnvited NotLimited VALUE 83 04 UPDATE EVT UNACKNOWLEDGED Unacknowledged UPDATE STATE Un initialized TIME STAMP 01 01 72 00 00 00 MM DD YY HH MM SS STATIC_REVISION 0x0002 RELATIVE INDEX 0x001b BLOCK ALM UNACKNOWLEDGED Unacknowledged ALARM STATE Active Not Reported TIME STAMP 10 07 98 11 53 59 MM DD YY HH MM SS SUB CODE OutOfService VALUE 0x00 WSP STATUS Good_Cascade NonSpecific NotLimited VALUE 83 04 BLOCK_TEST Constantly increases BLOCK TEST 0xb9 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x00 BLOCK TEST 0x0f BLOCK TEST 0xc4 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE es Appendix A Sample Configuration Record Table 11 4 Logix 1400 011 PID 011 PID 1 of 5 Configuration File Data Comments 1 ST REV 0x0002 Block tagname PID Control Block index Paramter 2 TAG DESC mnemonic value 3 STRATEGY 0x0000 4 ALERT KEY 0x00 5 TARGET Auto ACTUAL Auto PERMITTED ROut RCas Cas Auto Man OOS NORMAL Auto 6 BLOCK ERR 0x0000 7 PV STATUS Good_Cascade NonSpecific NotLimited VALUE 0 8 S
132. ft stop active 0 No alert 1 Lower position alert 0 No alert 1 upper position alert 0 No alert 1 Cycle counter limit exceeded 0 No alert 1 Travel accumulator limit exceeded 0 No alert 1 Position deviation alert TRAVEL UNITS This is an enumerated byte that indicates the engineering units being utilized for the travel accumulator and stroke The unit codes are defined as follows 47 inches 49 millimeters Logix 1400 Digital Positioner Installation amp Reference Guide 97 FLOWSERVE gt Flow Control Division Section 9 Calibration Section 9 Calibration About This Section About Calibration Calibration Process 9 1 Introduction This section provides information about calibrating the Logix 1400 digital positioner s sensors 9 2 Overview When re calibration is required the Logix 1400 digital positioner does not need to be removed from the process and may be calibrated in the field NOTE Calibration will cause the valve to fully stroke so calibration must not be initiated while the valve is on line in the process The NI FBUS Configurator application can be used to perform the calibration procedures The software application is not a calibrated measurement source It is a digital diagnostic tool that provides verification of device parameter val ues In general calibration procedures follow these processes 1 Prepare th
133. he SIMU LATE parameter is determined by the FEATURE SEL parameter in the Resource Block If FEATURE SEL OUT READBACK not selected default then the transducer source will be the AO OUT parameter If FEATURE SEL OUT READBACK is selected then the transducer source will be the FINAL POSITION VALUE from the Transducer Block Because the FINAL POSITION VALUE in Logix 1400 transducer block reflects the actual actuator position the OUT READBACK feature should be always be selected during normal operation AO Block Mode To connect the AO block input to the output the AO block must be in AUTO mode 10 9 Logix 1400 Digital Positioner Troubleshooting Guide Table 10 12 Symptom Chart 1 of 3 Failure or Problem Probable Cause s Refer to Section s Mounting and Installation LED won t blink Input polarity may be reversed Termination may be incorrect Calibration is in process See Electrical Wiring Summary on page 22 Valve moves in wrong direction with no change in input signal May be tubed for wrong air action Spool stuck See Air Action on page 26 See Spool Valve on page 123 Logix 1400 Digital Positioner Unit does not respond to fieldbus command Unit is not configured correctly Error occurred during calibration See Theory of Operation on page 3 See Calibration on page 99 Calibration Red LED blinks after a Re Cal opera tion Valve stays i
134. ich in turn cause a device fault Follow the recommended actions to correct these errors Table 10 7 Summary of Configuration Errors 1 of 2 Problem Fault Probable Cause Recommended Action Name of parameters are not visi Missing or incorrect version of device Check path to device description ble description file on host computer Load correct version of DD Unable to write successfully to MODE BLK of any block Mode not supported in TARGET and or PERMITTED modes for the given block Verify that the mode being written is supported by the block If writing TARGET mode only then the desired mode must already be set in the PERMITTED field If writing the whole MODE BLK record then the mode set in TAR GET must also be set in the PER MITTED field Other modes may also be set in the PERMITTED field but target mode must be set None None Unable to write to a parameter Parameter is read only Sub index of the parameter is read only Some parameters have fields that are not writable individually such as MODE BLK ACTUAL Write locking is active Resource block parameter WRITE LOCK value is 2 Corresponding block is in the wrong mode Some parameters can only be written to in OOS mode only or in OOS or manual modes Data written to the parameter is out of the valid range for that parameter Subindex used is invalid for that parameter Remove write protect jumper see Subsection 6
135. id value RCAS OUT STATUS Good Cascade Notlnvited Constant VALUE 0 Comments 91999 Flowserve Corporation Flow Control Division FLOWSERVE 38 39 42 43 44 45 Flow Control Division Appendix A Sample Configuration Record Table 11 4 Logix 1400 011 PID 011 PID 3 of 5 Configuration File Data ROUT OUT STATUS Good Cascade Notlnvited LowLimited VALUE 0 TRK SCALE EU 100 100 EU 0 0 UNITS INDEX 0X0000 DECIMAL 0X00 TRK IN D STATUS Bad OutOfService NotLimited VALUE Discrete State 0 TRK VAL STATUS Bad OutOfService NotLimited VALUE 0 FF VAL STATUS Bad OutOfService NotLimited VALUE 0 FF SCALE EU 100 100 EU 0 0 UNITS INDEX 0x0000 DECIMAL 0x00 FF GAIN 0 UPDATE EVT UNACKNOWLEDGED Unacknowledged UPDATE STATE Active Not Reported TIME STAMP 10 07 98 11 53 12 MM DD YY HH MM SS STATIC_REVISION 0x0002 RELATIVE INDEX 0x0022 BLOCK ALM UNACKNOWLEDGED Un initialized ALARM STATE Un initialized TIME_STAMP 10 07 98 11 53 12 MM DD YY HH MM SS SUB_CODE Other VALUE 0x00 ALARM_SUM CURRENT 0x0000 UNACKNOWLEDGED 0x0000 UNREPORTED 0x0000 DISABLED 0x0000 ACK_OPTION 0x0000 ALARM_HYS 0 5 Logix 1400 Digital Positioner Installation amp Reference Guide Comments 147 FLOWSERVE 148 HI PRI 0x00 HI LIM 1 4INF PRI 0x00 HI LIM 1 4INF LO PR
136. if the electronics are running Only one LED will blink at any given time Question My DCS uses 24VDC can run a Logix 14xx Answer FF specifies a 9 32V operation range A fieldbus compatible power supply with terminators should be used NOTE The Logix 14xx is driven from a voltage source not the typical 4 20 mA supply Question accidentally reversed the voltage supply across the Logix 1400 digital posi tioner How do know if damaged something Answer The Logix 14xx is reverse polarity protected Inadvertent connection of the fieldbus supply shouldn t damage the unit Question What is the input resistance of the Logix 1400 digital positioner Answer The Logix 1400 digital positioner does not have a simple resistive input This is because the Logix 1400 digital positioner is an active device The fieldbus specifica tions dictate that the input impedance cannot be less than 3k ohms This will vary according to frequency of the fieldbus communications Typical power requirements are 23 mA 9 32 VDC 1999 Flowserve Corporation Flow Control Division FLOWSERVE x Pre power Checklist Power Up Procedure Flow Control Division Section 5 Logix 1400 Digital Positioner Installation Note The user cannot measure across the terminals of an un powered Logix 14xx dig ital positioner and get the effective resistance It is an impedance device not a resistive device 5 4 Powering Up the Logix 1400 Digital P
137. iguring the Logix 1400 digital positioner This allows the user to load configuration information into the device before it is connected in a fieldbus network This enables the user to perform a bench check and configuration of the device before installation Calibration is also possible before the device is installed in the field A stroke calibration should be performed upon installation of the valve The actuator pressure calibration should be verified on advanced models Logix 1410 digital posi tioner Instructions for performing this calibration can be found in Section 10 3 2 Bench Check Using the NI FBUS Configurator or other fieldbus device configuration application the user can perform an bench check of the Logix 1400 digital positioner before it is mounted and connected to the process hardware and the fieldbus network By wiring the device to the fieldbus interface of a PC and using a fieldbus power supply to furnish power to the device the user can read and write parameters in the Logix 1400 digital positioner 1 Connect fieldbus cable to junction block fieldbus interface card to the fieldbus net work Observe polarity of fieldbus cable throughout the network 2 Loosen end cap lock and remove end cap cover from terminal block end of positioner housing Logix 1400 Digital Positioner Installation amp Reference Guide 11 FLOWSERVE gt Assign Bus Address and Device Tag Device Configuration 12
138. ile Type Characteristic 111 113 Uses standard power signaling to communicate on a fieldbus network Is a bus powered device The Logix 1400 digital positioner does not have an internal power supply and so it receives its DC power from the fieldbus Logix 1400 Digital Positioner Installation amp Reference Guide 19 FLOWSERVE gt Logix 1400 Digital Positioner Wire Connections Internal Ground Connection External Ground Connections 20 Flow Control Divisio Section 5 Logix 1400 Digital Positioner Installation Table 5 1 FOUNDATION fieldbus Profile Types 2 of 2 Device Profile Type Characteristic 111 113 Is acceptable for intrinsically safe applications Is acceptable for non 1 5 applications If the user is installing intrinsically safe field devices in hazardous areas sev eral points should be considered See Intrinsically Safe Applications section Fieldbus signal communications and DC power are supplied to the Logix 1400 digital positioner using the same fieldbus twisted pair cable Inside the electronics housing of the Logix 1400 digital positioner is the terminal block for connecting external wiring as shown in Figure 5 5 Table 5 2 explains the usage of the wiring terminals for fieldbus use Fieldbus Figure 5 5 Logix 1400 Digital Positioner Terminal Block Table 5 2 Logix 1400 Digital Positioner Wiring Terminals Sc
139. ing Comments MODE BLK The operating mode of Permitted Modes The transducer block must be in the transducer block the OOS mode to perform a sig Auto Auto target mode nature OOS Out of Service SIG FLAGS Byte values which 0 VALVE INIT Initializes Select the desired signature select which signa valve for signature capture options and then make sure the ture options are used Read only signature parameters are set to 1 STEP RAMP Selects the desired operation before which type of signature is beginning the signature desired Select for ramp sig nature 2 SIG COMPLETE Status byte set when the signature has been completed Read only 4 PRESS MEAS Selects if actuator pressure readings are desired as part of the sig nature Select for readings 5 BEGIN SIG Set to initiate the signature routine SIG START Beginning position 10 to 110 position range Set higher than the stop position point 96 for signature for a valve closing signature SIG STOP Ending position point 10 to 110 position range Set lower than the starting posi 96 for signature tion for a closing signature Logix 1400 Digital Positioner Installation amp Reference Guide 129 FLOWSERVE gt Parameter RAMP Description Desired rate per Minute for ramp Value Meaning Min Minimum value is 1 0 Flow Control Division Section 10 Troubleshooting Table 10 16 Transducer Block
140. iometer and the actuator pressure transducers are calibrated this way 100 91999 Flowserve Corporation Flow Control Division FLOWSERVE x Procedure Canceling Calibration Additional Calibration Features Flow Control Division Section 9 Calibration The positioner must be pre configured to the proper air action valve type linear or rotary positioner model standard or advanced before the calibration is done CONTROL FLAGS 16 Air to Open Linear Advanced default values Stroke and pressures are calculated when the user follows the steps below 1 Using a fieldbus configuration application as the operator interface to device set the transducer block MODE BLK parameter to OOS Out of Service 2 For stroke write the value 1 to CALIBRATE The valve will close and then open auto matically The value will change to 6 and then 16 as the calibration continues Once completed CALIBRATE will return to 0 This may take 10 seconds to 2 minutes depending on the actuator size 3 For actuator pressure transducers if so equipped input the measured supply pres sure in psig in PRES CAL Write the value 2 to CALIBRATE The valve will close and then open automatically The value will change to 8 and then 9 as the calibration continues Once completed CALIBRATE will return to 0 4 The positioner will return to tracking FINAL VALUE Change MODE BLK to desired mode 6 When calibration is completed set
141. ion tool allows the user to Connect function block inputs and outputs according to the process requirements Make changes to function block parameters according to the process requirements Make changes to the schedule of function block execution Write the FBAP changes to the device Air Action Air to open and Air to close are determined by the actuator tubing not the software When air action selection is made during configuration the selection is telling the control which way the actuator is tubed The tubing should be verified as correct prior to a stroke calibration The top output port on the positioner is called output 1 It should be tubed to the increase open side of the actuator That is for an air to open actuator output 1 should go to the bottom of the actuator Linear vs Rotary The positioner has two configuration settings Linear and Rotary In order to get better resolution stem position sensor gains are adjusted based on the 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Default Configuration Device Configuration Device Configuration Example LAS Capability Flow Control Division Section 6 Logix 1400 Digital Positioner Configuration angle of rotation of the linkage The linear setting allows for linkage rotation up to 65 The rotary setting allows for linkage rotation up to 95 These settings only determine the angle of sensor rotation and do not affect control paramet
142. ioner for the process application is performed also through the operator interface operator station or PC running a fieldbus configuration software application A number of applications are available for the user to configure fieldbus devices The examples presented in this manual refer to the NI FBUS Configurator application The NI FBUS Configurator application version specified in Section 1 1 is fully compatible with all Valtek control products with FOUNDATION fieldbus communications option Logix 1400 Digital Positioner Installation amp Reference Guide 25 FLOWSERVE gt Logix 1400 Digital Positioner Configuration Function Block Application Process Fieldbus Configuration Application Mechanical Configuration Issues 26 Flow Control Division Section 6 Logix 1400 Digital Positioner Configuration 6 3 Logix 1400 Digital Positioner Configuration Process Configuration of the Logix 1400 digital positioner device involves the following steps 1 Establishing communication between the operator interface and the device bringing the Logix 1400 digital positioner on line in a fieldbus network See Section 6 7 Establishing Communications on page 30 2 Making initial checks on the device serial number and firmware revision numbers See Section 6 8 Making Initial Checks on page 31 3 Using a fieldbus configuration application creating or making changes to the device configuration See Section 6 9
143. is Section About the Logix 1400 Digital Positioner Positioner Description 1 1 Introduction This section is intended for users who have never worked with the Logix 1400 digital positioner fieldbus positioner interface It provides some general information to acquaint the user with the Logix 1400 digital positioner Flowserve recommends NI FBUS Configurator software that runs on a variety of Personal Computer PC platforms using Windows 95 or Windows NT It is a bundled Windows software and PC interface hardware solution that allows quick error free configuration and diagnosis of Valtek control products with FOUNDATION fieldbus communications The NI FBUS Configurator allows users to com municate with the Logix 1400 digital positioner from a remote location to Configure the Logix 1400 digital positioner by selecting and setting operating param eters Access diagnostic information to identify configuration communication Logix 1400 digital positioner or process problems Calibrate Logix 1400 digital positioner Request and display Logix 1400 digital positioner data Configure the Fieldbus network NI FBUS Configurator version 2 25 or higher is compatible with the latest Logix 1400 digital positioner Please contact a Flowserve representative for more information 1 2 Fieldbus Logix 1400 Digital Positioner The Logix 1400 digital positioner is furnished with FOUNDATION fieldbus interface to oper a
144. is a Logix 1400 digital positioner DEV_REV This is the revision level of the device DD REV This is the revision level of the DDs REVSION ARRAY Three elements can be found in REVISION ARRAY Element number 1 closest to the top is the fieldbus Honeywell embedded software version Element number 2 is the boot code revision level The final element is the positioner embedded code revision Software Compatibility This release of Fieldbus Software must be used with Positioner gt Embedded codeEmE Embedded Code versions 20 and later As a safety precaution the Fieldbus board checks the positioner embedded code revision To determine the gt actual software revi sion of the positioner board check the Transducer Block SOFTWARE VER parameter or the Resource Block REVISION ARRAY element 3 If the version number is less than 0x0020 the following actions are taken 1 The transducer block is placed permanently in OOS 2 The transducer block BLOCK ERR will display Other 3 The transducer block BLOCK TEST parameter element 6 will be set equal to 12 0xOc and element 8 to 16 0x10 4 No further communication occurs with the control board NOTE SOFTWARE VER is displayed as a hexadecimal number xii 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt Flow Control Division Section 1 Logix 1400 Digital Positioner Description Section 1 Logix 1400 Digital About th
145. learing Block Configuration Errors Clearing Block Configuration Errors Table 10 8 and Table 10 9 list the parameters in the AO and PID blocks which can cause the status bit of block configuration error to be set in their respective BLOCK ERR parameters The tables also provide the initial values and the valid range for the param eters NOTE Block configuration errors can only be cleared if the function block is being exe cuted running One way of determining block execution is by doing a series of two or three reads of the BLOCK TEST parameter and confirming that the first byte of the parameter is incrementing This will work if the execute rate is fast relative to the speed Parameter ALERT KEY of reading BLOCK TEST A very slowly executing block may not appear to execute because block parameters are updated only when the block executes Initial Value Valid Range non zero Table 10 8 AO Block Parameters Corrective Action Initial value is a configuration error Set value to non zero number SIMULATE 1 disabled 1 2 disabled enabled Set value in valid range XD SCALE 0 to 100 EU 100 EU 0 UNITS INDEX matches output of transducer block Set values to valid range s CHANNEL SP RATE DN SP RATE UP 1 2 Initial value is a configuration error Set value to valid range Set value to valid range SP HI LIM 0 100 Set value to valid range SP LO LIM 0 100
146. limitations listed in the last column must also be met In the AO Function Block these three parameters provide the values and status of the actuator position where SIMULATE or optionally OUT generates the READBACK parameter and READBACK is then re scaled to produce the PV The following sub sections describe each of these parameters SIMULATE Parameter SIMULATE is the interface parameter between the AO and the Transducer Function Blocks Each time the AO block executes SIMULATE TRANS DUCER is updated with the FINAL POSITION VALUE from the transducer block When the SIMULATE ENABLE is FALSE SIMULATE TRANSDUCER is copied into SIMULATE SIMULATE When SIMULATE ENABLE is TRUE SIMULATE SIMULATE is not updated with SIMULATE TRANSDUCER and the user may write a value and status to SIMULATE SIMULATE NOTE SIMULATE ENABLE can only be set TRUE when the Simulate Jumper is in the Y position when the device is powered up or a processor restart is issued READBACK Parameter The value and status of READBACK will come from either the OUT parameter or SIMULATE SIMULATE determined by the state of the OUT READBACK feature in the Resource Block READBACK is in XD units When RS FEATURE OUT READBACK is set TRUE SIMULATE SIMULATE is used for READBACK When FEATURE OUT READBACK is FALSE OUT will be used for READBACK NOTE The default value for RS FEATURE OUT_READBACK is FALSE With the Logix 1400 this feature should always be set TRUE to allow the
147. m going below or above the configured limits If the command signal is trying to drive the position past one of the limits the yellow LED will blink but the stem position will remain at the set limit The travel accumulator is equivalent to a car odometer and sums the total valve move ment Using the user defined stroke length and travel dead band the Logix 1400 digital positioner keeps a running total of valve movement When the positioner first powers up high and low dead band limits are calculated around the present position When the stem position exceeds the travel dead band the movement from the center of the dead band region to the new position is calculated and added to the travel accumulator From this new position dead band high and low limits are again calculated 91999 Flowserve Corporation Flow Control Division FLOWSERVE Position Deviation Description Logix 1400 Digital Positioner Trend Objects Description Flow Control Division Section 8 Configuration Description Example The Logix 1400 digital positioner has a default dead band configuration of 20 percent and the valve has a 4 inch linear stroke When the valve first powers up the command signal is 50 percent The unit will calculate a high travel threshold of 70 per cent 50 percent present position plus 20 percent dead band and a low travel threshold of 30 percent 50 percent present position minus 20 percent dead
148. mbols files are correct for the device Recommended Action Install the compatible version of stan dard dictionary and DD for the device on the host computer See Fieldbus Device Version Checking on page xi Incorrect path names to descrip tions on host computer Check that the path name to locations of the standard dictionary and DD files on the host computer is correct Make sure that the path name of the standard dictionary and DD are in the correct location for the fieldbus soft ware application C release Incorrect revision of Device Resource Block firmware Read the following resource block parameters REV contains the revision level of the resource block DD REV contains the revision level of the resource block Logix 1400 Digital Positioner Installation amp Reference Guide Perform a code download of the cor rect device firmware See Code Down load on page 133 105 Flow Control Division FLOWSERVE Section 10 Troubleshooting Table 10 2 Device Troubleshooting B 2 of 2 Symptom e Device and or block objects not identified UNKnown Parameters not visible or identified by name or Flowserve defined parameters are not visible Possible cause Items to check Recommended Action Incorrect revision level of the Read the three elements of the Perform a code download of the cor device firmware REVISION ARRA
149. million For a model with advanced diagnostics Logix 141X digital positioner the internal pressure sensors are rated for continuous operation up to 150 psig Minimum supply pressure for proper operation is 30 psig Use of a regulator is highly recommended as it aids in the use of the diagnostics feature Logix 1400 Digital Positioner Installation amp Reference Guide 15 FLOWSERVE gt Flow Control Division Section 5 Logix 1400 Digital Positioner Installation Section 5 Logix 1400 Digital About This Section Overview Positioner Installation 5 1 Introduction This section provides information about the mechanical and electrical installation of the Logix 1400 digital positioner It includes procedures for mounting piping and wiring the Logix 1400 digital positioner for operation Refer to Logix 1400 Digital Positioner OM in Appendix C for detailed information 5 2 Mounting Variations The Logix 1400 digital positioner can be mounted to a Valtek control valve Other manufacturer s control valve NOTE Figure 5 1 through Figure 5 4 show typical installations for comparison Figure 5 1 Typical Linear Actuator mounted Installation Logix 1400 Digital Positioner Installation amp Reference Guide 17 Flow Control Division FLOWSERVE Section 5 Logix 1400 Digital Positioner Installation e
150. n Sample Device Configuration Record The following pages provide a printout example of the Function Block Application portion of a Logix 1400 digital positioner device configuration file The printout was generated using the NI FBUS Configurator application and shows function block parameters and values for a typical control loop The printout is shown at the left side of the page Com ments and notes on the configuration are given on the left hand side All parameters including read only parameters are included for completeness Table 11 1 Logix 1400 011 RS 011 RB 1 of 4 Configuration File Data Comments ST REV 0x0000 TAG DESC STRATEGY 0x0000 ALERT KEY 0x00 MODE TARGET Auto ACTUAL Auto PERMITTED Auto OOS NORMAL Auto BLOCK ERR 0x0000 RS STATE Online Device tag Block tag name Block tagname Resource block index Parameter mne monic value Logix 1400 Digital Positioner Installation amp Reference Guide 135 FLOWSERVE 8 10 11 12 13 14 136 Flow Control Division Appendix A Sample Configuration Record Table 11 1 Logix 1400 011 RS 011 RB 2 of 4 Configuration File Data TEST VALUE 1 FALSE VALUE 2 0x00 VALUE 3 0x0000 VALUE 4 0x00000000 VALUE 5 0x00 VALUE 6 0x0000 VALUE 7 0x00000000 VALUE 8 0 VALUE 9 NULL VALUE 10 NULL VALUE 11 01 01 00 00 00 00 MM DD YY HH MM SS VALUE 12 01 01 84 0
151. n block allows the user to choose either a standard PID control equation Ideal or a robust PID equation defined by Honeywell This selection is defined in the PID FORM parameter The output has three terms Proportional Integral and Derivative The output is adjusted by tuning constants Three tuning constants are contained in the ideal PID equation The robust PID uses four tuning constants 1 GAIN is the tuning constant of the Proportional term 2 RESET is the tuning constant of the Integral term 3 RATE is the tuning constant of the Derivative term RATE is usually modified by a lag which is set at some fixed ratio higher than the rate time to create a rate gain No lag occurs with the rate in this implementation 4 OUT LAG is the fourth tuning constant used in the robust PID it adds roll off to the output response The action is similar to PID with rate gain The ideal equation is a parallel or non interacting implementation of PID control using three tuning constants It automatically fixes OUT LAG to 16 times the RATE time con 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description stant This produces response characteristics equivalent to the algorithms used in TPS products The robust equation is the same parallel implementation of ideal PID control but allows the engineer to set the OUT LAG and effectively change the rate gain ALGO TY
152. n fully open or closed position Configured for linear on a rotary mounting Feedback linkage out of range See He Cal button on page 101 Yellow LED blinks after a Re Cal or calibration operation Valve didn t fully stroke during cali bration low or no air supply Stuck Spool See He Cal button on page 101 See Spool Valve on page 123 Logix 1400 Digital Positioner OM On a rotary valve has a dead band at the fully open or closed position 118 Mechanical travel is not centered within the electrical measurement range position sensor out of range See Linear vs Rotary on page 26 1999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE bu Section 10 Troubleshooting Table 10 12 Symptom Chart 2 of 3 Failure or Problem Probable Cause s Refer to Section s Control and Tuning Valve won t saturate at closed posi tion Valve won t go below or above a cer tain limit May need to enable MPC Calibration required Soft limits are not enabled MPC is not enabled See MPC on page 82 See Advanced Features on page 123 Sticking or hunting operation of the positioner Contamination of spool valve assembly setting incorrect See Air Supply Requirements on page 15 See Spool Valve on page 123 See Setting P Parameters page 121 Large initial deviati
153. n position Next the command value is passed through a characterization limits algorithm block The positioner no longer uses cams or other mechanical means to characterize the out put of the positioner This function is done in software which allows for in the field cus tomer adjustment The positioner has two basic modes inear and custom characterization In linear mode the command signal is passed straight through to the control algorithm in a 1 1 transfer If custom characterization is enabled the command source is mapped to a new output curve via a 21 point user defined curve In addition two user defined features Soft Limits and MPC Minimum Position Cutoff in fieldbus terminology these are called FINAL VALUE CUTOFF HI and FINAL VALUE CUTOFF LO may affect the final command signal The actual com mand being used to position the stem is called CMD USED The CMD USED is the actual positioning command after any characterization or user limits have been evalu ated The Logix 1400 digital positioner uses a two stage stem positioning algorithm The two stages are comprised of an inner loop spool control and an outer loop stem position control Referring again to Figure 1 1 a stem position sensor provides a measurement of the stem movement The control command is compared against the stem position If any deviation exists the control algorithm sends a signal to the inner loop control to move the spool up or down depending upon the
154. nce or inductance per unit length Refer to Fieldbus Foundation document AG 163 31 25 kbit s Intrinsically Safe Systems Application Guide for detailed information on connecting fieldbus devices for intrinsically safe applications The following procedure shows the steps for connecting fieldbus cable to the Logix 1400 digital positioner All wiring must comply with local codes regulations and ordinances 1 Loosen end cap lock and remove end cap cover from terminal block end of posi tioner housing 2 Feed fieldbus cable through one of conduit entrances on either side of electronics housing Plug whichever entrance not used The Logix 1400 digital positioner accepts up to 16 AWG 1 5 mm diameter wire Observing polarity connect positive fieldbus lead to Signal terminal and negative field bus lead to Signal terminal Fieldbus Logix 1400 Digital Positioner Installation amp Reference Guide 21 FLOWSERVE Lightning Protection Conduit Seal Electrical Wiring Summary Electrical Wiring Frequently Asked Questions 22 Flow Control Division Section 5 Logix 1400 Digital Positioner Installation 3 Connect the fieldbus cable shield Fieldbus Cable Shield Connection Normal practice for grounding a fieldbus cable segment is that the cable shield should be grounded in only one place preferably a ground point at the power supply intrinsically safe barrier or near the fieldb
155. ncluded in the transducer block Product defined Parameters Table 8 6 Transducer Block Parameter Descriptions 1 of 2 Default Value MODE_BLK TARGET OOS Determines the mode of the function block FINAL_VALUE No default Command going to positioner before characterization soft stops or MPC FINAL VALUE CUTOFF HI 11096 This will saturate the actuator in an open position if FINAL VALUE becomes greater than the cutoff value Parameter Function FINAL VALUE CUTOFF LO This will saturate the actuator in a close position if FINAL VALUE becomes less than the cutoff value This is the same has the Minimum Position Cutoff feature of the Logix 1200 digital positioner The new ter minology matches FF terminology FINAL POSITION VALUE Dynamic Actual stem position in percent of stroke FINAL VALUE RANGE 11096 to The high and low range limit values 10 the engineering units code and the number of digits to the right of the decimal point to be used to display the final value DAC PERCENT Dynamic DAC output in percent 46 91999 Flowserve Corporation Flow Control Division Control Division Flow FLOWSERVE ss Section 8 Configuration Description Table 8 6 Transducer Block Parameter Descriptions 2 of 2 Default Value Function Parameter CONTROL FLAGS Advanced tell positioner type of actuator Model and characterization to use GAIN UPPER 2 Maximum proportional gain used GAIN LOW
156. ng the last stroke calibration where the Step Time Test option was ran Special Note Because of the internal Database size limit of 10K within the Fieldbus device the values for RAMP RATE or STEP TIME may be recalculated to the most reasonable value to allow using the database The new value will appear in the parameter after the desired one is written This is done to prevent accidental overflow of the database It is still possible that the database may overflow because of timing constraints If this should happen SIG COMPLETE will not appear but BEGIN SIG will be turned off BLOCK TEST element 6 will be set to 10 0x0a as an error indication Since this does not affect operation of the positioner itself no actual error will be reported over Fieldbus 130 91999 Flowserve Corporation Flow Control Division FLOWSERVE Flow Control Division Section 10 Troubleshooting 10 14 Signature Procedure The following steps are an example of how to initiate a ramp signature capture Ed LX F015000 XD F015000 FVPTB Biel x Apply Values poroso rve ma ma 5 9 Periodic Updates 2 005 Signatures Characterize custom Process Diagnostics Trends Others Parameter SIG START SIG STOP RAMP RATE STEP TIME 1 SIG FLAGS STEP RAMP PRESS MEAS SAMPLE TIME 01 VALE INIL UU STEP RAMP SIG
157. ning Curve Equal Percent Curve Actuator Type Positioner Model Actuator Style Custom Character ization Active 7 Fail Position 8 Air Action Loads factory defined QO curve as cus tom curve Loads factory defined equal percent curve as custom curve Activates cus tom curve If Off response is Linear CURVEX 126 Numeric X value array for custom point 1x21 array points X axis value for cus tom stroke character ization point Range 10 to 110 Pair each X value with corresponding Y value to define the desired point Values must be in ascending or equal order 91999 Flowserve Corporation Flow Control Division low Control Division FLOWSERVE bu Section 10 Troubleshooting Table 10 15 Transducer Block Characterization Parameters 2 of 2 Parameter Description Value Meaning Comments CURVEY Numeric Y value Y axis value for cus array for custom tom stroke character point ization point Range 10 to 110 1x21 array points Must not be selected if a custom curve is to be created or edited 10 12 Characterization Procedure The following procedure outlines the basic way setting up a custom stroke characteriza tion takes place 1 015000 XD F015000 FVPTB BEI Es Apply Values xD F015000 pall Periodic Updates 2 zi 00s El Signatures Characterize cu
158. ning check the second element of BLOCK TEST Read BLOCK ERR See Sub section 10 7 for details on BLOCK ERR Verify parameter FINAL VALUE is Isolate valve from process and check not valid calibration STATUS good or uncertain VALUE active Read FINAL POSITION VALUE Report information to factory should contain the position Analog Output block mode is Read MODE BLK ACTUAL of AO block Set MODE BLK TARGET to auto OOS AO block is not initialized 1 CHANNEL 1 Set to 1 2 SHED OPT 2 Set to a value other than Un initial ized PID block is not initialized SHED OPT Set to a value other than uninitialized PID block mode is OOS Read MODE BLK ACTUAL of PID Set MODE BLK TARGET to Auto block PID block is not running Read the first element of BLOCK TEST If second element of BLOCK TEST is Number should be increasing indicating not zero write all zeroes to element that block is running If block is not running check the second element of BLOCK TEST Read BLOCK ERR See Sub section 11 7 for details on BLOCK ERR PID block is not initialized Read parameters The default values of these parame BYPASS ters are configuration errors and they must be set to a valid range See SHED OP Clearing Block Configuration Errors Sub section 11 9 Read parameters IN STATUS should be set to good OUT STATUS should be set to good 108 91999 Flowserve Corporation Flow Control Division
159. nner in which the parameter will participate in inter device communications Use and Model Reference Use is defined as The letter for use is sepa I Function block Input The input may be connected to a function block output or used as a rated by a slash from the constant model name O Function block Output An output may be referenced by other function block inputs C Parameter value Contained in the block available for interface operation diagnostic and or configuration Model is The name of the parameter In this case the attribute indicates that it is a contained parameter and may not be refer enced by link objects for use as an input to function blocks Indicates the type of memory where the parameter is stored S Static Writing to the parameter changes the static revision counter ST REV N Non volatile Parameter must be retained during a power cycle It is not under the static update code D Dynamic The value is calculated by the block or read from another block The number of octets 62 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE bu Section 8 Configuration Description Table 8 11 Table Description for Block Parameter Summary 2 of 2 Column Title Attribute Meaning Valid Range Range of valid values the parameter is restricted to for use in the function block For bit strings 0 zero is always valid as the state of a bit
160. not return the Logix 1400 digital positioner without authorization from Valtek Product Techni cal Assistance or until the replacement has been received and a RGA Return Goods Authorization has been issued by Flowserve Note Flowserve does not offer technical support for National Instruments NI FBUS Configurator software Contact National Instruments technical support at 512 795 8248 or their local office for assistance Fieldbus Device Version Checking To assure the proper operation of the fieldbus device always make sure the DDs loaded in the host configurator s library are the correct ones for the hardware version Several different hardware versions of your fieldbus devices can possibly reside on various seg ments at the same time Fieldbus Foundation has provided a means to tell which version of DD is needed for a particular device in its resource block The resource block contains the following standard parameters MANUFAC_ID This contains the manufacture s Fieldbus Foundation registration ID number Make sure this number matches the device used DEV TYPE This is the Foundation registered device type to designate what kind of device it is Make sure the device type is correct for the unit DEV_REV This is the current revision of the device DD_REV This is the required DD revision level for this device Make sure the DD supports this revision level An improper DD may cause unexpected ope
161. nstallation manual for additional information This symbol appears next to required infor mation in the manual ATTENTION Electro Static Discharge ESD hazard Observe precautions for handling electrostatic sensitive devices Earth Ground Functional earth connection NOTE This connection shall be bonded to protective earth at the source of supply in accordance with national andlocal electrical code requirements Abbreviations AO Analog Output AWG American Wire Gauge DB Database DD Device Description DDL Device Description Language EEPROM Electrically Erasable Programmable Read Only Memory EMI Electromagnetic Interference FB Function Block FBAP Function Block Application Processor FF FOUNDATION fieldbus mA Milliamperes mmHg Millimeters of Mercury LAS Link Active Scheduler MSP Manufacturer s Signal Processing NM Network Management NMA Network Management Agent NMIB Network Management Information Base NPT National Pipe Taper pipe threads NV Non volatile OD Object Dictionary OOS Out of service PC Personal Computer workstation PID Proportional Integral Derivative PROM Programmable Read Only Memory PWA Printed Wiring Assembly RAM Random Access Memory Logix 1400 Digital Positioner Installation amp Reference Guide vii Flow Control Division FLOWSERVE Introduction Alarm RFI Radio Frequency Interference ROM Read Only Memory SM System Management SMA System Management Agent
162. ntroduction This section provides a list of components needed to install and operate the Logix 1400 digital positioner Also provided is a list of typical start up tasks and places where the user can find detailed information about performing the tasks 2 2 Installation Components The Logix 1400 digital positioner contains electronics that enable it to operate using the FOUNDATION fieldbus protocol This digital interface requires a number of components to provide control and data communications between field devices and the control room environment Table 2 1 outlines the basic component parts needed to install and operate the Logix 1400 digital positioner on a fieldbus network Table 2 1 Components Required for Logix 1400 Digital Positioner Installation Components Description Logix 1400 Digital Positioner Fieldbus positioner Power supply Furnishes DC power to fieldbus devices Power conditioner Acts as a filter to prevent the power supply from interfering with the fieldbus signaling May be part of a fieldbus power supply Fieldbus cable Twisted pair shielded wire used to interconnect fieldbus devices Fieldbus terminators A signal termination device used to prevent reflected signals noise from distorting field bus communications Fieldbus IS Barriers Intrinsic safety wire barriers are required for For hazardous area installations hazardous location installations Fieldbus wiring blocks Wiring
163. ntrol and will be discussed further in the Control and Tuning section 4 91999 Flowserve Corporation Flow Control Division FLOWSERVE Understanding Fieldbus Open System Design Hardware Architecture Software Architecture Application Function Blocks Flow Control Division Section 1 Logix 1400 Digital Positioner Description 1 3 Fieldbus Overview Fieldbus is an all digital serial two way communication system which interconnects industrial field equipment such as sensors actuators and controllers Fieldbus is a Local Area Network LAN for field instruments with built in capability to distribute the control application across the network See Figure 1 4 Control Room Device Operator Interface Fieldbus LAN ST 3000 FF Logix 1400 Fieldbus Fieldbus Digital Positioner Device Device Figure 1 4 Fieldbus Connecting Control Room and Field Devices The Fieldbus Foundation has defined standards to which field devices and operator con trol stations communicate with one another The communications protocol is an open system to allow all field devices and control equipment which are built to the FOUNDATION fieldbus standard to be integrated into a control system regardless of the device manu facturer This inter operability of devices using fieldbus technology is becoming the industry standard for automation and distributed control systems The physical architecture of fieldbus allows in
164. o Manual The AO block SHED must be set to anything but uninitialized and the CHANNEL is set to1 The Transducer block MODE BLK is set to Auto The Resource block MODE BLK is set to Auto Calibration Set the AO block and Resource block as above Next set the Transducer block MODE BLK to Out of Service OOS Write the desired calibration to CALIBRATE to perform the calibration routine If performing the actuator pressure transducer calibra tion the user will need to first write the supply pressure value into PRESS CAL in psig Logix 1400 Digital Positioner Installation amp Reference Guide 33 FLOWSERVE gt Flow Control Division Section 8 Configuration Description Section 8 Configuration Description About This Section For More Information on FBAP Introduction FBAP Elements Device Objects 8 1 Introduction This section provides information about the construction and contents of the Logix 1400 digital positioner Function Block Application Process FBAP the application that defines Logix 1400 digital positioner function and operation in the process application This information provides some understanding of the elements that make up the config uration of the device application The FBAP elements are described as they apply to the Logix 1400 digital positioner in the following sections More detailed information can be found in Fieldbus Foundation documents FF 890 and FF 891 Foundation Spe
165. o be visible to the fieldbus communications system Refer to the Fieldbus documenta tion for more information about OD Table 8 21 lists the index numbers for all block parameters defined in the FBAP for Logix 1400 digital positioner 91999 Flowserve Corporation Flow Control Division FLOWSERVE Flow Control Division bu Section 8 Configuration Description Table 8 21 Block Parameter Index Table 1 of 2 der Parameter 257 BLOCK STATUS OPTS LO ALM WRITE LOCK 258 ST REV IN LO LO ALM UPDATE EVT 259 TAG DESC PV FTIME DV HI BLOCK ALM 260 STRATEGY BYPASS DV LO ALM ALARM SUM 261 ALERT KEY CAS IN PID FORM ACK OPTION 262 MODE BLK SP RATE DN ALGO TYPE WRITE PRI 263 BLOCK ERR SP RATE UP OUT LAG WRITE ALM 264 PV SP HI LIM GAIN NLIN DL CMD1 265 SP SP LO GAIN COMP DL CMD2 266 OUT GAIN ERROR ABS DL APPSTATE 267 SIMULATE RESET WSP 444 DL SIZE 268 PV SCALE BAL TIME FUTURE 445 DL CHECKSUM 269 XD SCALE RATE BLOCK TEST 446 REVISION ARRAY 270 DENY BKCAL IN rce Block 447 BLOCK TEST 271 10 OPTS OUT HI LIM BLOCK 448 ERROR DETAIL 272 STATUS OPTS OUT LO LIM ST REV Transducer Block 273 READBACK BKCAL HYS TAG DESC 460 BLOCK 274 CAS IN BKCAL OUT STRATEGY 461 ST REV 275 SP RATE DN RCAS IN ALERT KEY 462 TAG DESC 276 SP RATE UP ROUT MODE BLK 463 STRATEGY 277 SP HI LIM SHED OPT BLOCK ERR 464 ALERT KEY 278 SP LO LIM RCAS OUT RS ST
166. ommunications occur f this variable 0x00 the fail action will be last known position Logix software prevents more than 1 bit being set at a time Description 1 Fail to last commanded position 1 Fail valve to closed 0 position 1 Fail valve to full opened 100 position 1999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description INTERNAL FLAGS Each bit within this variable is a flag indicating parameters relevant to the internal operation of the positioner electronics A logic 1 indicates error is active Description 0 No error 1 12 bit A D reference error 0 No error 1 1 23V reference error 0 No error 1 12 bit DAC error 0 No error 1 Temperature error 0 No error 1 Hall Sensor error 0 No error 1 Excessive modulator current 0 No error 1 Inner loop error 0 No error 1 EEPROM checksum error LOAD EE DEFAULTS This variable will load the positioner s card EEPROM with fac tory default values 1 Reset variables Reset calibration constants MISC FLAGS This bit mapped variable is used to enable disable various features of the Logix 1400 digital positioner The user does not view it Function Re Cal Disable 0 Re Cal enabled 1 Re Cal disabled Large Act Cal Enable 0 Normal calibration 1 Large actuator calibration Auto Model Det
167. on GAIN COMP The composite gain quantity including both linear and non linear gain parameters Read only parameter ERROR ABS Absolute value of the difference between PV and working set point Read only parameter WSP Working set point This is the set point value after absolute and rate limits have been applied Deviation alarms are computed on this value Read only parameter BLOCK TEST An internal Honeywell test parameter Logix 1400 Digital Positioner Installation amp Reference Guide 59 FLOWSERVE gt PID Block Diagram Target amp Permitted Figure 8 4 PID Control Block Setpoint SP RATE DN SP RATE UP SP HI LIM SP LO LM PV Filter PV FTIME Mode Select SHED OPT PID Block Description PID Ideal and PID Robust 60 Flow Control Division Section 8 Configuration Description Figure 8 4 is a block diagram showing the key components of the PID control function block BKCAL IN ROUT Feed Forward M Bypass FF SCALE BYPASS FF GAIN mm PID Control OUT HI LIM GAIN A OUT LO LIM BAL TIME BAL TIME IROUT OUT RATE PID FORM ALGO TYPE OUT LAG GAIN GAIN COMP ERROR ABS RCAS OUT Backward Path Outputs BKCAL OUT BKCAL HYS Actual amp Normal TRK IN D TRK VAL PID control function block is an algorithm that produces an output signal in response to the measured variable and the set point The PID functio
168. on Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description CYCLE DEADBAND In order for a cycle to be counted it must be greater than the value in this field CYCLE LIMIT CYCLE COUNTER exceeds this value the yellow LED will start to blink and a warning generated in TRAVEL FLAGS TRAVEL ENG Total distance the valve has traveled TRAVEL DEADBAND Amount in percent of stroke the valve must move in order for the movement to be added to TRAVEL ENG TRAVEL ALERT If TRAVEL ENG exceeds this value the yellow LED will start to blink and a warning generated in TRAVEL FLAGS STROKE ENG Stoke length of valve This value is used to calculate TRAVEL ENG TRAVEL UNITS Units of measure used to calculate TRAVEL ENG PRESS UNITS Units of measure that pressure sensor readings are expressed in TEMP UNITS Units of measure that temperature is expressed in FAIL MODE Should a loss of communications occur between the fieldbus card and positioner card this parameter sets the fail mode of the valve Nothing selected will cause the positioner to hold the last known command should a loss of communications occurs Signatures See Section 10 13 nitiating a Valve Signature on page 129 for more details on using the signature acquisition functions of the Logix 1400 digital positioner Custom Characterization See Section 10 11 Stroke Characterization on page 126 for more details on using
169. on only present on initial power up Inner loop offset not correct See Setting P Parameters page 121 Stem position movement is not linear with command Custom characterization is not enabled See Custom Characterization on page 124 Fieldbus Communication Logix 1400 digital positioner will not communicate with fieldbus Power problem FBcard connection See Wiring the Logix 1400 Digital Positioner to a Fieldbus Network on page 19 Verify FB protocol being used Configurator displays Unknown after it connects DD has not been loaded in the configurator correctly Reload DD making sure Valtek products are listed Erratic communications occur Maximum cable length or imped ance exceeded Card not receiving enough power Laptop batteries possibly low Interference with 1 5 barrier Logix 1400 Digital Positioner Installation amp Reference Guide See Wiring the Logix 1400 Digital Positioner to a Fieldbus Network on page 19 119 FLOWSERVE gt Table 10 12 Symptom Chart 3 of 3 Flow Control Division Section 10 Troubleshooting Failure or Problem Probable Cause s Refer to Section s Alarms Temperature alarm occurs Ambient temperature has exceeded electronics ratings See Temperature Alarm on page 81 Hall sensor alarm occurs Hall connector may have bad
170. on and or a value which may identify a fault Device status and certain operational faults are identified by viewing the parameter sta tus or values and interpreting their meaning using the tables in this section Additional diagnostics may be available through supervisory and control appli cations that monitor and control fieldbus networks These diagnostics and messages are dependent upon the capabilities of the application and control System used The diagnostic messages generated by the Logix 1400 digital positioner and block parameters can be accessed and evaluated using the NI FBUS Configurator Trouble shooting of some Logix 1400 digital positioner faults and corrective actions also can be performed using the configurator Logix 1400 Digital Positioner Installation amp Reference Guide 103 FLOWSERVE gt Fault Summary Flow Control Division Section 10 Troubleshooting Diagnostic messages can be grouped into one of these three categories 1 Non critical Failures Logix 1400 digital positioner continues to calculate PV out put 2 Critical Failures Logix 1400 digital positioner drives PV output to fail safe state 3 Configuration Errors Incorrect parameter values may cause the Logix 1400 digi tal positioner to generate a fault A description of each condition in each category is given in the following tables The condition is described a probable cause is stated and a recommended corrective ac
171. only available on models with advanced diagnostics Logix 141X digital positioner Advanced diagnostic models add top bottom and supply pressure sensors These sensor readings and alarms are only accessible from the com municator when the configuration has been set to Advanced Loss of Pressure The loss of pressure alarm becomes active when the supply pres sure is near the minimum positioner operating pressure of 30 psig If the LEDs alternate between red and green the supply pressure may be at the limit threshold This alarm is meant to alert the user to low supply pressure as well as complete loss of pressure Top Sensor Bottom Sensor Supply Sensor Each sensor is checked during actuator calibration If a calibration reading appears to be out of range the appropriate alarm will become active The pressure sensors are located on the collector board assembly MPC FINAL VALUE CUTOFF HI FINAL VALUE CUTOFF LO The MPC or tight shutoff feature of the Logix 1400 digital positioner allows the user to control the level at which the command signal causes full actuator saturation in the closed or open posi tion This feature can be used to guarantee actuator saturation in the closed or open position or prevent throttling around the seat at small command signal levels To enable use configuration to apply the desired MPC threshold Note The positioner automati cally adds a 1 percent hysteresis value to the MPC setting to prevent jumping in and
172. ositioner Before applying power to the fieldbus network the user should make the following checks e Verify that the Logix 1400 digital positioner has been properly mounted and con nected to a system The Logix 1400 digital positioner has been properly wired to a fieldbus network The Logix 1400 digital positioner housing has been properly connected to a suitable earth ground The operator station or host computer has been installed and connected to the field bus network NOTE If the user wants to enable the write protect feature or change the operating mode of the Logix 1400 digital positioner to simulation mode the user must change hardware jumpers on the internal electronics boards This requires that the power be removed from the Logix 1400 digital positioner See Section 6 5 Setting Write protect Feature on page 28 and Section 10 8 Simulation Mode on page 116 for details To apply power to the fieldbus network perform the following steps 1 Turn on all power supplies that furnish DC power to the fieldbus network 2 Use a digital voltmeter and measure the DC voltage across the and Signal terminals of the Logix 1400 digital positioner Verify polarity 3 Verify that the terminal voltage is within the limits listed in Table 4 2 Logix 1400 Digi tal Positioner Power Requirements on page 15 Logix 1400 Digital Positioner Installation amp Reference Guide 23 FLOWSERVE gt Flow Control Division
173. out the usage of DDs and ODs The DD for the Logix 1400 digital positioner is contained on the diskette in the back of this manual Refer to the fieldbus configurator documentation for details on the installa tion of the DD into the configurator A typical DD contains information about the device parameters and operation such as Attributes like coding name engineering unit write protection how to display etc The menu structure for listing parameters including names of menus and sub menus The relationship of one parameter to others Information about help text and help procedures Maintenance calibration and other necessary operation information Standard DD descriptions for function blocks and transducer blocks are maintained by the Fieldbus Foundation These descriptions can be used as part of a field device DD by manufacturers to describe the standard features of their devices Device specific descriptions are developed by manufacturers to describe custom features which are unique to that particular device These two types of DDs the standard and device specific can then be combined to provide a complete DD for the field device 8 16 Object Dictionary AP objects are described in the Object Dictionary OD with each entry describing an individual AP object and its message data The message data may consist of a number of characteristics defined for that particular object The OD allows the FBAP of a device t
174. owserve Corporation Flow Control Division Flow Control Division FLOWSERVE ss Section 8 Configuration Description Table 8 4 Resource Block Parameter Descriptions 2 of 2 Name Description or Parameter Contents REVISION ARRAY A read only parameter that contains the application firmware revision level for Fieldbus board application Fieldbus board boot code Positioner board application BLOCK TEST An internal Valtek product test parameter ERROR DETAIL An internal Valtek product parameter array which contains details of BLOCK ERR conditions 8 5 Transducer Block Transducer Block Function The transducer block de couples or insulates function blocks from local I O devices such as sensors or actuators In the Logix 1400 digital positioner the transducer block takes the position from the analog output block and sends it along with other parame ters to the positioner subsystem Transducer Block Parameters Table 8 5 lists the FF and Valtek product defined parameters and their default values in the transducer block Table 8 5 Transducer Block Parameters 1 of 5 Fieldbus Access Datatype Type ST REV Unsigned16 FF Parameter 0 TAG DESC Octet String FF Parameter blanks STRATEGY Unsigned16 FF Parameter 0 ALERT_KEY Unsigned8 FF Parameter 1 MODE BLK DS 69 FF Parameter OOS BLOCK ERR Bit String FF Parameter UPDATE EVT DS 73 BLOCK ALM DS 72 TRANSDUCER DIRECTORY Unsigned16 Fieldbus Parameter Name Storag
175. parameters is in Table 8 9 Table 8 9 Honeywell PID Parameters Parameter Name Description Parameter Contents PID FORM Configuration parameter specifies the IDEAL or ROBUST PID equation to be used IDEAL PID default Non Interactive form of a three mode control equation that provides Proportional Integral and Derivative PID control action Linear and non linear gain parameters are available ROBUST PID The same as Ideal PID Additionally the equation supports a user configured lag filter applied to calculated output value See OUT LAG parameter Linear and non linear gain parameters are available ALGO TYPE Configuration parameter specifies algorithm type which can be A B or C Type A equation where Proportional Integral and Derivative act on ERROR Type B equation where Proportional and Integral act on ERROR and Derivative acts on PV Type C equation where Integral acts on ERROR and Proportional and Derivative act on PV OUT LAG Time constant of single exponential LAG filter applied to the OUT parameter primary output Units in seconds For ideal PID equation the lag filter is fixed at 1 16 and cannot be configured GAIN NLIN Dimensionless gain factor When the gain factor is multiplied by absolute value of the error and added to the linear GAIN the result is a gain response which is proportional to the deviation Default is zero resulting in no response due to non linear gain acti
176. performance and fault related information for the communication system of a device Objects Entities such as blocks alert objects trend objects parameters display lists etc Object Dictionary Definitions and descriptions of network visible objects of a device Various object dictionaries are contained within a device The dictionaries contain objects and their associated parameters which support the application in which they are con tained Parameters Proportional Integral Derivative control A value or variable which resides in block objects A standard control algorithm Also refers to a PID function block System Management Provides services that coordinate the operation of various devices in a distributed fieldbus system System Management Agent Part of the device software that operates on system management objects System Management Information Base A collection of objects and parameters comprising configuration and operational information used for control of system management operations Status A coded value that qualifies dynamic variables parameters in function blocks This value is usually passed along with the value from block to block Fully defined in the FF FBAP specifications Transducer Block Similar to a function block but performs functions specific to the device trans ducer including measurement and calibration Virtual Communication Reference A defin
177. ported Set physical device tag agent Set field device address agent Clear address agent Identify agent Locating function blocks agent Set physical device tag manager Set field device address manager Clear address manager Identify manager o of A Locating function blocks manager FMS server role 11 Application clock synch time slave 12 Scheduling function block 13 Application clock synch time publisher 14 to 31 Reserved for future use SM SUPPORT Bits Any bit of the object SM SUPPORT will be set that corresponds to a supported feature listed in Table 8 23 The resulting value in the object SM SUPPORT is 1C1F hex SM Agent Objects Four SM agent objects are contained in the SMIB object dictionary One object SM SUPPORT was described previously The three other objects are timers associated with SM operations Table 8 24 identifies the SM Agent objects with their object directory index and default values Table 8 24 SM Agent Objects 1 of 2 NER Default Description OD Index SM SUPPORT Variable that indicates the features sup ported by SMin this device See Table 8 22 Logix 1400 Digital Positioner SMIB Object Dictionary on page 87 Value of the SM step timer in 1 32 of a 96 000 millisecond ticks 8 seconds Value of the SM set address sequence 1 920 000 timer in 1 32 of a millisecond
178. ption Value Meaning Comments MODE BLK The operating mode of Permitted modes The transducer block must be in the transducer block the OOS mode to perform Logix Auto Auto target mode targ 1400 digital positioner calibra OOS Out of Service tion CALIBRATE One byte value which Normal operation Valve tracks Calibration and correction com selects the calibration FINAL VALUE mands are executed when the operation to be per command is written formed Initiates stroke calibration Closes valve Initiates actuator pressure trans ducers calibration Open valve and read position ADC Read pressure transducers ADC at closed position Move valve to open position and read pressure transducers ADC values at open position Manual control of DAC Allows user control of spool position by writing to DAC VALUE Monitoring of Re Cal button Initiates the monitoring of the Error occurred during calibration button for five seconds Force red LED to blink Force yellow LED to blink Force green LED to blink Inner loop offset adjustment Nulls the spool block Perform stop time test Initiates a step time test and stores data in STROKE OPENTIM and STROKE CLOSEDTIM PRES CAL Input supply pressure 0 150 psig max Used to calibrate the span of the for calibration actuator pressure sensors Two point Calibration The Logix 1400 digital positioner has two point calibration The stroke position feedback potent
179. r 1 Error reported in CALIBRATE flags 0 No error 1 Error reported in TRAVEL flags 0 No error 1 Error reported in INTERNAL flags 0 No error 1 Error reported in PRESSURE flags 0 No error 1 Communications error Not used Not used Not used 96 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description TEMP UNITS This is an enumerated byte that indicates the engineering units being utilized for temperature reporting The embedded code supports C and F The unit codes are defined as follows 82 C e 885 TEST MODE This variable is bit mapped variable that will allow special tests to be done to the positioner DAC control given to PC write to value Blink red LED used for electronics board test Bits 2 amp 3 may not be set when active Blink yellow LED used for electronics board test Bits 1 amp 3 may not be set when active Blink green LED used for electronics board test Bits 1 amp 2 may not be set when active Reserved Reserved Reserved Enable diagnostic scan list TRAVEL FLAGS Each bit within this variable is a flag indicating errors or alerts related to valve travel Logic one indicates the flag is active 0 No alert 1 Final Value Cutoff active this can be either high or low 0 No alert 1 Lower soft stop active 0 No alert 1 Upper so
180. ration or inability to use certain features The DD files used with the host have names derived from DEV_REV and DD_REV as follows lt DEV_REV gt lt DD_REV gt ffo lt DEV_REV gt lt DD_REV gt sym Example IF DEV REV is 0x01 and DD REV is 0x03 then the DD files would be 0103 ffo and 0103 sym In addition to these Fieldbus Foundation specified parameters some manufactures may add additional device version information The example below is of the resource block for a Flowserve Logix 1400 digital positioner The revision array is an optional resource Logix 1400 Digital Positioner Installation amp Reference Guide xi Flow Control Division FLOWSERVE Introduction parameter but gives additional information about the internal firmware code versions This array resides at the bottom of the parameter listing B LX F015000 RS F015000 RB BEE Apply Values Periodic Updates Device Process Options Alarms Diagnostics Others Parameter Value MODE BLK TARGET Auto ACTUAL 23 Auto PERMITTED Auto 00S NORMAL Auto 0 00464 53 E REVISION ARRAY REVISION ARRAY REVISION ARRAY REVISION ARRAY Write Changes Read ll MANUFAC_ID This should always equal a 0x00464c53 4607059 which is Flowserve s FF Manufacturer ID number Converting this number to ASCII will pro duce FLS This will be 0x0202 This tells the configurator that the device
181. rce block is in OOS mode Block configuration error The second element of BLOCK TEST is not zero Build and download an execution schedule for the block including links to and from AO block with other function blocks Write auto mode to MODE BLK of resource block Check the parameters SHED OPT and CHANNEL All values must be non zero b BLOCK ERR for bit 1 set If set check all configurable parameters for possible invalid values See Clearing Block Configuration Errors in Sub section 10 6 Write all zeroes to the second ele ment of the BLOCK TEST parame ter AO block is in the correct mode but does not seem to be operat ing Simulation active The block has not been configured to execute It is neither in the function block schedule in the system manage ment information base nor is it linked to another executing block via the next block to execute field in the block record relative parameter index 0 The second element of BLOCK TEST is not zero Logix 1400 Digital Positioner Installation amp Reference Guide Disable simulation See Sub sec tion 10 8 for procedure Build and download an execution schedule for the block including links to and from AO block with other function blocks Write all zeroes to the second ele ment of the BLOCK TEST parame ter 113 Flow Control Division FLOWSERVE es Section 10 Troubleshooting 10 6 C
182. rew terminals Signal and Fieldbus cable connections Quick clip terminals Signal and Fieldbus cable connections An internal ground terminal is available next to the terminal See Figure 5 5 The termi nal can be used to connect the Logix 1400 digital positioner to earth ground While grounding the Logix 1400 digital positioner is not necessary for proper operation an external ground terminal on the outside of the electronics housing provides additional 91999 Flowserve Corporation Flow Control Division FLOWSERVE Intrinsically Safe Applications Detailed Intrinsically Safe Information Logix 1400 Digital Positioner Wiring Procedure Flow Control Division Section 5 Logix 1400 Digital Positioner Installation noise suppression as well as protection against lightning and static discharge damage Note that grounding may be required to meet optional approval body certification Fieldbus barriers should be installed per manufacturer s instructions for Logix 1400 digi tal positioners to be used in intrinsically safe applications The Logix 1400 digital positioner carries an intrinsically safe barrier rating of 125 mA Currents up to 125 mA will not damage the device The number of field devices on a segment may be limited due to power limitations in hazardous area installations Special fieldbus barriers and special terminators may be required Also the amount of cable may be limited due to its capacita
183. rminal Block 20 Write protect Jumper Location on Controller Board 29 FBAP Block Diagram Example 37 Transducer Block Diagram 46 AO Function Block Diagram 53 PID Control Block 60 Simulation Jumper Location on Controller Board 116 Gain Effect Diagram 121 Logix 1400 Digital Positioner Characteristic Curves 125 Logix 1400 Digital Positioner Installation amp Reference Guide 151 FLOWSERVE gt List of Tables Table 2 1 Table 2 2 Table 4 1 Table 4 2 Table 5 1 Table 5 2 Table 6 1 Table 6 2 Table 6 3 Table 6 4 Table 6 5 Table 8 1 Table 8 2 Table 8 3 Table 8 4 Table 8 5 Table 8 6 Table 8 7 Table 8 8 Table 8 9 Table 8 10 Table 8 11 Table 8 12 Table 8 13 Table 8 14 Table 8 15 Table 8 16 Table 8 17 Flow Control Division List of Tables Components Required for Logix 1400 Digital Positioner Installation 7 Installation Operation Task Summary 9 Operating Temperature Limits 14 Logix 1400 Digital Positioner Power Requirements 15 Foundation fieldbus Profile Types 19 Logix 1400 Digital Positioner Wiring Terminals 20 Write Protect Jumper Settings 29 Write protect Feature Truth Table 30 Starting Communications with Logix 1400 Digital Positioner 30 Logix 1400 Digital Positioner Identification 31 Logix 1400 Digital Positioner Configuration Task List 32 Function Block Application Process Elements 36 Block Parameter List Column Description 38 Resource Block Parameters 39 Resource Block Parameter Des
184. rom CURRENT TIME The interval in seconds AP CLOCK SYNC INTERVAL between time messages on the link bus Set by SM mgr during address assignment TIME LAST RCVD The application clock time con tained in the last clock mes sage Dynamic PRIMARY TIME PUBLISHER The node address of the pri mary time publisher for the local link bus Set by SM mgr during address assignment TIME PUBLISHER _ ADDR The node address of the device which sent the last clock mes sage Dynamic Unused MACROCYCLE _ DURATION The length of the macro cycle in 1 32 of a millisecond ticks Set by SM mgr during address assignment Each fieldbus device on the network is uniquely identified by Device ID that is set by the manufacturer to identify the device Device Name Tag set by the user to identify operation Device Address a unique numerical address on the fieldbus segment Address may be set automatically by system management Logix 1400 Digital Positioner Installation amp Reference Guide 89 FLOWSERVE gt Address Assignment Objects Virtual Field Device VFD List Objects Function Block Scheduling Function Block Scheduling Objects 90 Flow Control Division Section 8 Configuration Description Table 8 26 is a description of the address assignment objects with their object directory index and default values Table
185. rs are updated to NVM each time they are written over the fieldbus MODE TARGET for all blocks SBVALUE for the PID block Since these are user written parameters additional updates to NVM contribute negligi bly to NVM wear out However users are cautioned not to construct control configura tions where the above parameters are written continuously via a computer application for example or at rates greater than the NV CYCLE T interval This consideration will help minimize the possibility of NVM wear out In the case of MODE this should not be a problem When users wish to provide set points to the PID block via a computer application users should use RCAS mode with its corresponding set point value RCAS IN RCAS IN is updated only at the NV CYCLE T update rate and this mode supports full shedding functionality and PID initialization necessary for a robust application 6 5 Setting Write protect Feature The Logix 1400 digital positioner is available with a write protect feature It consists of a jumper located on the device s electronics board that can be set to enable read only access write protect to the device s configuration When the jumper is in the read only R position and the corresponding device parameter is set the device s configuration parameters and calibration data can only be read or viewed device configuration is write protected The jumper is factory set for read and write access write prote
186. ssembly must be replaced Refer to the Logix Series 1000 Digital Positioner for spare parts kit num bers 1 23 V Reference Alarm The 1 23 V reference is used by the inner loop spool position control If it drifts outside normal tolerances the 1 23 V reference alarm will become active If a continuous 1 23 V reference alarm exists the main PCB assembly must be 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE Section 8 Configuration Description replaced Refer to the Logix Series 1000 Digital Positioner OM for spare parts kit num bers 12 bit D A Alarm The Logix 1400 digital positioner utilizes a 12 bit Digital to Analog D A converter to send a control signal from the micro controller to the inner loop spool positioning circuit The output of the D A converter is independently measured to verify correct operation A 12 bit D A alarm indicates that the D A may be malfunctioning continuous 12 bit D A alarm exists the main PCB assembly must be replaced Refer to the Logix Series 1000 Digital Positioner for spare parts kit numbers Temperature Alarm The main PCB assembly contains an ambient temperature sen sor If the ambient temperature readings goes outside the operating range 40 F to 185 F 40 C to 85 C the temperature alarm will become active The red LED will also blink If this alarm is present and the ambient temperature reading is incorrect the main
187. stallation of fieldbus devices using a twisted pair cable Often existing wiring from analog devices can be used to wire up dig ital fieldbus devices Multiple field devices can be connected on one cable a multi drop link rather than conventional point to point wiring used for analog devices See Wiring the Logix 1400 Digital Positioner to a Fieldbus Network on page 19 Fieldbus software architecture provides for more control functions to be available in the microprocessor based field device Since fieldbus is a digital communication system more data is available to operators for process monitoring trend analysis report gener ation and trouble analysis Device software changes can be downloaded to field devices remotely from the operator station or PC in the control room An application is software that contains function block data and operating parameters objects which help define the operation of a device such as sensor data acquisition or control algorithm processing Some devices may contain more than one application Usually a device has a set of functions it can perform These functions are represented as function blocks within the device See Figure 1 5 Function blocks are software that provide a general structure for specifying different device functions Each function block is capable of performing a control function or algorithm Device functions may include analog input analog output and Proportional Integral Derivative PI
188. stom Process Diagnostics Trends Others Parameter E eun CONTROL FLAGS Quick Opening Curve El CURVEX Equal Percent CURVES Actuator Type Off Double Acting On Single Acting CURVES Positioner Model Off Standard n2 amp dvanced CURVES le Off Linear On Rotar CURVES I CURVEX CURVEX CURVEX CURVES CURVE CURVES CURVES CURVES CURVES CURVES CURVES CURVES CURVES CURVEX CURVEX CURVEX CURVES CURVEY CURVEY CURVEY CURVEY CURVEY cD cO CO CO J 90 m cn an CO CO N N n n coro c Write Changes Read All A X axis variables 21 Y axis variables 21 Control Flags window Steps 1 Verify the process is in a safe condition and that the valve may be taken out of ser vice Logix 1400 Digital Positioner Installation amp Reference Guide 127 FLOWSERVE Characterization Retention 128 9 Flow Control Division Section 10 Troubleshooting Put the Transducer block MODE BLK OOS Make sure that Quick Opening Curve Equal Percent Curve nor Custom Charac terization Active are selected in CONTROL FLAGS Enter the values for CURVEX and CURVEY to define the desired response Care must be taken to assure that each CURVEX value has the correct corresponding CURVEY value The user may choose any number in the range to defin
189. tatus that is copied to the READBACK parame ter TRANSDUCER VALUE Contains the value read from the transducer position source TRANSDUCER STATUS Contains the status read from the transducer position source ENABLE DISABLE Enables simulation of the SIMULATE VALUE and SIMULATE STATUS when selected Before the ENABLE DISABLE in the SIMULATE parameter may be selected the hard ware simulation must be enabled for the device To enable simulation in the device set the SIMULATE jumper to the Y position select RESTART PROCESSOR in the Resource block RESTART parameter To ensure that simulate is permitted in the device go to the Resource Block and read the BLOCK ERR parameter It should indicate Simulation Enabled To simulate the READBACK parameter set the SIMULATE parameter as follows 1 Set ENABLE DISABLE to ACTIVE and write the parameter 2 Set SIMULATE VALUE and SIMULATE STATUS as desired and write the parame ter 3 Read the READBACK parameter This should reflect the value and status which was set in the SIMULATE parameter Logix 1400 Digital Positioner Installation amp Reference Guide 117 FLOWSERVE gt Transducer Position Source Selection Flow Control Division Section 10 Troubleshooting NOTE The TRANSDUCER VALUE and TRANSDUCER STATUS will continue to be updated by the transducer source as described in the next section The source of the TRANSDUCER VALUE and TRANSDUCER STATUS in t
190. te in a compatible distributed fieldbus system See Section 1 4 for an overview of field bus The Logix 1400 digital positioner includes FOUNDATION fieldbus electronics for operating in a 31 25 kbit s fieldbus network It features standard fieldbus function blocks with man ufacturer specific additions for enhanced operation This Logix 1400 digital positioner is a Link Master device which means it can function as the Link Active Scheduler in a fieldbus network In addition to providing the Fieldbus Interface the Logix 1400 digital positioner can also perform loop control functions In conjunction with other FOUNDATION fieldbus compliant Logix 1400 Digital Positioner Installation amp Reference Guide 1 Flow Control Division FLOWSERVE 2 Section 1 Logix 1400 Digital Positioner Description devices its function block set allows the formation of an extensive set of basic control applications Figure 11 Fieldbus Positioner Logix 1400 Digital Positioner The Logix 1400 digital positioner in conjunction with any valve will in essence form a Fieldbus valve When configured in conjunction with an Honeywell ST3000 fieldbus transmitter for example a complete control loop can be configured Figure 1 2 shows a block diagram of the Logix 1400 digital positioner digital positioner operating with other instruments T3000 FF Logix 1400 DP Valve Al
191. the custom characterization features of the Logix 1400 digital positioner Logix 1400 Digital Positioner Installation amp Reference Guide 49 FLOWSERVE AO Block Description AO Block Connections Fail safe Handling 50 Flow Control Division Section 8 Configuration Description 8 6 Analog Output Function Block The Analog Output function block serves as the external interface for the transducer function block The value of SP is used to produce the OUT value which is then sent to the transducer block to specify the valve position PV reflects the actual valve position reported by the transducer block The AO function block operates on the output value from a control block such as PID and performs the following primary functions most can be user configured Set point source selection limiting Units conversion Fault state action Position read back Alarming Mode control e Output calculation The database contains the standard AO block database as defined in the FF FBAP specifications Flowserve product extensions are specified in the Logix 1400 digital posi tioner parameter dictionary and are described below The interface to the AO block contains the following Execute function block Database read access Alarm acknowledgment Database write access CAS_IN is the only linkable input parameter and is used with a PID function block for direct cascade connection RCAS
192. ticks 60 seconds 88 91999 Flowserve Corporation Flow Control Division FLOWSERVE gt System Application Clock Time Synchronization Sync and Scheduling Objects Device ID Tag Name and Device Address Flow Control Division Section 8 Configuration Description Table 8 24 SM Agent Objects 2 of 2 Default T3 Value of the SM set address wait timer in 261 480 000 1 32 of a millisecond ticks 15 seconds The default value is specified by the communications profile for the application area Each link in a fieldbus network contains an application clock time publisher responsible for distributing application time on the link A clock synchronization message is periodically sent by the time publisher to all fieldbus devices The application clock time is independently maintained in each device based on its own internal crystal clock Clock synchronization provides the capability for devices to time stamp data events and alarms when they occur These objects are used by system management to provide application clock synchroni zation and macro cycle scheduling for the device Table 8 25 identifies the sync and scheduling objects with their object directory index and default values Table 8 25 SM Sync and Scheduling Objects OD index Default Value Dynamic Description The current application clock time CURRENT TIME LOCAL TIME DIFF Used to calculate local time 0 f
193. tion is given for each fault 10 3 Device Troubleshooting Device Not Visible on Network If the device is not seen on the fieldbus network the device may not be powered up or possibly the supervisory or control program is not looking for or polling the node address of that device See Table 10 1 for possible causes and recommended actions Table 10 1 Device Troubleshooting A 1 of 2 Symptom Device not visible on network Possible Cause Device may have a node address that is within the unpolled range of addresses Items to Check Look at the following settings of the host system First Unpolled Node Number of Unpolled Nodes Recommended Action Set number of unpolled nodes to 0 No power to the device Measure the DC voltage at the device s SIGNAL terminals Voltage must be within the limits as shown in Table 4 2 on page 15 If no voltage or voltage is out of oper ating limits determine cause and cor rect Incorrect polarity at device termi nals Check for proper voltage polarity to the device Fieldbus wire to SIGNAL Fieldbus wire to SIGNAL Correct the wiring to device terminals if necessary Insufficient current to device Measure DC current to device It should be between 23 and 27 mA If current is insufficient determine cause and correct More than two or less than two terminators wired to fieldbus link 104 Check to see that only t
194. tion Record on page 135 The Logix 1400 digital positioner is capable of operating as the Link Active Scheduler LAS The LAS is a fieldbus device which controls traffic on the network such as con trolling token rotation and coordinating data publishing This fieldbus function is active in only one device at any given time on a network Devices which can be designated as the LAS may be an operator station or a field device The Logix 1400 digital positioner can Logix 1400 Digital Positioner Installation amp Reference Guide 21 FLOWSERVE Special Non volatile Parameter and NVM Wear Out Write protect Feature 28 Flow Control Division Section 6 Logix 1400 Digital Positioner Configuration be designated as a LAS so that in the event of a failure of the primary LAS control in the field could continue Please note that the Logix 1400 digital positioner in not designed to be the primary LAS and therefore the LAS capability in the positioner is regarded as a backup LAS In some remote applications where there is no host computer continuously connected this device may be configured as the primary LAS All function block parameters designated as non volatile N in the FF specifications are updated to non volatile memory NVM on a periodic basis NV CYCLE T parameter in the resource block specifies this update interval To provide predictable restart behavior in the transmitter the following non volatile paramete
195. ts 2 of 2 Comparable Actuator Automax 3 to 5 sq in 9 to 12 sq in 16 to 19 sq in 27 to 37 sq in 48 to 75 sq in Tuning Set The spool valve is a four way directional valve with precision features to provide optimal control and low air consumption To help prevent spool valve malfunction the positioner supply air must conform to ISA Standard S7 3 a dew point at least 18 degrees below ambient temperature particle size below 1 microns oil content not to exceed 1 part per million Flowserve s standard coalescing filter is highly recommended to help meet these requirements Small particles oil that has varnished corrosion ice burrs and extreme wear could cause the spool valve to act abnormally If the spool valve is suspected of sticking it can be inspected by performing the following 1 Make sure the valve is bypassed or in a safe condition 2 Disconnect the power and air supply to the unit 3 Remove the spool valve cover by removing the screw and sliding the cover assembly backwards until the tab is clear of the slot 4 Inspect the coalescing filter element in the spool valve cover for signs of oil water and debris that may have come from the air supply A clean filter is white 5 Remove the two phillips head screws holding the spool valve to the housing Inspect the free movement of the spool by carefully sliding the block up and down on the spool about 0 25 inches The block sho
196. ucer board R position on the transducer board FEATURE SEL parameter must also be set accordingly to enable write pro tect Set FEATURE SEL Hard W Lock in the Resource Block Logix 1400 Digital Positioner Installation amp Reference Guide 29 FLOWSERVE gt Enabling Write Protect Feature Simulation Jumper Starting Communications 30 Flow Control Division Section 6 Logix 1400 Digital Positioner Configuration The write protect feature is activated only when the HARD W LOCK option is set in the FEATURE SEL parameter Once the bit is set and W R jumper is in R position the device will remain write protected until the device is powered down and the jumper is placed in the W position See Table 6 2 for truth table Table 6 2 Write protect Feature Truth Table When the Write protect and the FEATURE SEL HARD W LOCK option is jumper on controller board set to is set to 0 No 1 Yes W position Write protect Disabled Write Protect Disabled R position Write protect Disabled Write Protect Enabled 6 6 Simulation Jumper A simulation parameter in the AO block is used to aid in system debug if the process is not running A hardware jumper is provided to enable or disable the simulate parameter See Section 10 8 for details on setting the simulation jumper See Figure 6 1 6 7 Establishing Communications Once the Logix 1400 digital positioner is connect
197. uld slide on the spool with no resistance Carefully remove the block ensuring it is removed concentric with the spool 6 Inspect the block and spool for oil water debris and wear If oil water and or debris are found the spool and block can be cleaned with a non residue cleaner lint free cloth and soft bristle brush If wear is found replace the driver module assembly per the IOM manual 7 Before re assembly verify that the three O rings are in the counter bores on the machined platform where the spool valve block is to be placed 8 Carefully slide the block over the spool using the machined surface of the housing base as a register Slide the block toward the driver module until the two retaining holes line up with the threaded holes in the base If resistance is still encountered re clean both parts or replace the driver module assembly Refer to the IOM manual for spare part kit numbers Refer to the instructions in the Logix Series 1400 Digital Positioner OM under Driver Module Assembly for further instructions Standard vs Advanced Diagnostics Question What is the difference between a model with standard diagnostics and a model with Advanced diagnostics Answer The model with advanced diagnostics adds top bottom and supply pressure sensors This allows for the collection of data for more diagnostic calculations such as loss of pressure friction advanced signatures and troubleshooting Logix 1400 Digital Positioner
198. uo peaH peulejuod D 12014 NIVO 2 2 12014 12014 NIIN O9v1 LNO 2 6 8v 2 gpeuBisu 1 AdAL OOV Ajuo peay suum 1 2 4 87705 Ad Iepoy esn peurejuoo o gpeuBisu 1 99 50 qo WHOS dSM peulejuod D gpeuBisu 1 1531 49019 yoayug MUI PILA Iepow esn 120 snjejs pue ane 2 1ndino Bojeuy 0 SI u uA pezijeniuiu swous 5141 dn yejs ye SI 5141 siosu s d 1 peoueApe ue si aui japon peoueApy 5 e si Jeuonisod eui J 00X0 Jes 01 AUM 0 IAOW 1531 eg r Buiuuni si sisA euy eu 195 s OIS NIS38 0 19 SVIF DIS J eq Jou 6 L JOS 1 1811 ueog ONSOUBeIG ejqeua 14 JGOW 1631 ejaisseooe Ajuo s Jejeurejed siy
199. ure Unsigned16 Default Value 0 TAG DESC Octet string all blanks STRATEGY Unsigned16 ALERT KEY Unsigned8 MODE BLK Mode BLOCK ERR Bit string D RS STATE Unsigned8 D TEST RW Test D DD RESOURCE Visible string S MANUFAC ID Unsigned32 S 464C54 11 DEV TYPE Unsigned16 S 0202 12 DEV_REV Unsigned8 S 13 DD REV Unsigned8 S 14 DENY Access permissions N 0 15 HARD TYPES Bit string S 16 RESTART Unsigned8 D 17 FEATURES Bit string S 18 FEATURE SEL Bit string S 0 19 TYPE Bit string S scheduled 20 CYCLE SEL Bit string S 0 21 MIN CYCLE T Unsigned32 S 4000 22 MEMORY SIZE Unsigned16 S 23 CYCLE T Unsigned32 S 28800000 24 FREE SPACE Floating point D 25 FREE TIME Floating point D 26 SHED RCAS Unsigned32 S 640000 27 SHED ROUT Unsigned32 S 640000 28 FAULT STATE Unsigned8 N clear 29 5 _ Unsigned8 D 30 CLR FSTATE Unsigned8 D 31 MAX NOTIFY Unsigned8 S 8 Logix 1400 Digital Positioner Installation amp Reference Guide 39 FLOWSERVE gt Resource Block Valtek Product defined Parameter Descriptions 40 Table 8 3 Resource Block Parameters 2 of 2 Name LIM NOTIFY gt Division Section 8 Configuration Description Data Type Structure Unsigned8 Default Value 8 CONFIRM TIME WRITE LOCK Unsigned32 Unsigned8
200. us interface 4 Replace end cap and tighten end cap lock 5 Connect a flat braided wire to the external ground screw of the Logix 1400 digital positioner housing 6 Using the shortest length possible connect the other end of the braided wire to a suitable earth ground The Logix 1400 digital positioner contains no protection against near lightning strikes External lightning protection measures should be employed as needed Logix 1400 digital positioners installed as explosion proof in a Class 1 Division 1 Group A Hazardous Classified Location in accordance with ANSI NFPA 70 the US National Electrical Code NEC require a LISTED explosion proof seal to be installed in the conduit within 18 inches of the Logix 1400 digital positioner Crouse Hinds type EYS EYD or EYSX EYDX are examples of LISTED explosion proof seals that meets this requirement Logix 1400 digital positioners installed as explosion proof in a Class Division 1 Group B C or D Hazardous Classified Locations do not require an explosion proof seal to be installed in the conduit NOTE Installation should conform to all national and local electrical code require ments Do not install in a Hazardous Location without following industry guidelines Verify polarity when making field termination connection The Logix 1400 digital posi tioner is reverse polarity protected With a fieldbus power supply connected verify that an LED is blinking to determine
201. wo terminators are present on link Correct if necessary 91999 Flowserve Corporation Flow Control Division Flow Control Division FLOWSERVE bu Section 10 Troubleshooting Table 10 1 Device Troubleshooting A 2 of 2 Symptom Device not visible on network Possible Cause Items to Check Recommended Action Insufficient signal to device Measure the peak to peak signal ampli tude it should be Output 0 75 to 1 0 Vp p Input 0 15 to 1 0 Vp p Measure the signal on the and SIG NAL terminals and at a frequency of 31 25k Hz If signal amplitude is insufficient determine the cause and correct Incorrect or Non compatible Tools If the user is using non compatible versions of fieldbus software tools such as Standard Dictionary or Device Description DD files or if the user is using the incorrect revision level of device firmware then device objects or some block objects may not be visible or identified by name See Table 10 2 for possible causes and recommended actions Table 10 2 Device Troubleshooting B 1 of 2 Symptom Device and or block objects not identified UNKnown or Parameters are not visible or identified by name or Flowserve defined parameters are not visible Possible cause Incorrect standard dictionary device description DD or sym bols on host computer Items to check Verify that the standard dictionary the DD or sy

Download Pdf Manuals

image

Related Search

Related Contents

師 PMJ ポール用金具 ー 重量用 取扱説明書 - 日東工業株式会社 N-TEC  TLA5000B Series Logic Analyzer Installation Manual  Altera Transceiver PHY IP Core User Guide  Паровой утюг Steam iron  Metra 99-7322 mounting kit  bettis m11 manual hydraulic override system operating instructions for  inspecciones legales de instalaciones industriales  N384537 man circ saw DW364 NA.indd  Manuel de Fonctionnement du Manuel de  le dossier pédagogique - Lycéens et apprentis au cinéma  

Copyright © All rights reserved.
Failed to retrieve file