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ST 800 FF Pressure Transmitter

1. 53 EXx amp cbtionuaaustasnsm gane cob E EEEE EEE E N E A E AE 54 AUTO TUNING e a eee Ga es a ee ee E ed 57 AUTO TUNING PLOCCOU eirio i beatin esken AE E E Levende 57 Parameter listan inae a exnwondap candaauateausdd cate a a a apid 58 PAALI OTO EEE 342588 E EE EEA ETEA EE AE E A A AATA 62 3 10 Input Selector block rserrnnnvnnnnvnnnnnvnnnnnnnnnnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenn 63 Executioner Ne 63 Parameters Lists nvnvansnm svarteneste E E veesecan sbreuduaveveadaevevey sia a a a 65 PNAD IKEA AEE A A Spades EAST A A EE A E E 67 3 11 Integrator block 2122 kan Gade 68 Exec ee uerets 68 Parameters List arit des daveasua tutendseidvwaei aa svonwaavatavidetineiraastigadies bevatasrd sia stasen 74 Anbaess sa SN 76 3 12 Arithmetic Bl CK riiin a a a aa iaa iaaa 77 EXECUTION AEPA AEAEE na TE be 77 Atnbutes uunansseadutkd drama dreie ad Grut E A 82 3 13 Signal Characterizer block rrrnnvrnnnvnnnnnvnnnnnnnnnvnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnner 83 EXecUtion mrn ena a a a sanke mikse 83 Parameter EE E E EE E E E E E E E EEE E ed E E 85 PIU NEA AAA NE 86 3 14 Configuring the transmitter using Field Device Manager FDM system86 4 ST 700 FF PRESSURE TRANSMITTER OPERATION 87 4 1 Operational considerations rrrsnvrnnnvnnnnnvnnnnvnnnnvnnnnnvnnnnnnnnnnvnnnnvnnnnnnnnnnnnnnnnnnn 87 LAS Gapabllity anii a E a ee la elds ceed 87 Special Non volatile parameters and NVM Wear 0ut uanvnnnnrnnenvnnnnrnnenvn
2. Accum It is used when the input comes from the OUT_ACCUM output of a Pulse Input block which represents a continuous accumulation of pulse counts from a transducer or from the output of another Integrator block The bits corresponding to IN_1 and IN_2 can be set to False for Rate or can be set to True for Accum If the input option is Rate Each input needs a parameter to define the rate time unit IN_1 IN_2 The time unit can be selected in seconds minutes hours days The second analog input must be converted into the same unit as that of the first input IN_2 must be converted into the same units of IN_1 This can be done by using the parameter UNIT_CONV For example if IN_1 is in seconds and if IN_2 is in minutes IN_2 must be converted to seconds before starting the integration In this case the value of UNIT_CONV is 0166 1 60 To find the mass volume or energy increment per block execution each rate must be multiplied by the block execution time This increment must be added or subtracted in a register The following diagram is an example of the use of two Rate inputs TIME_UNIT1 sec 1 min 60 X block execution time hour 3600 day 86400 TIME_UNIT2 i X block execution time sec 1 min 60 hour 3600 day 86400 increment1 increment2 UNIT CONV x conversion factor units input2 to units input1 0 453 Kg Ib Figure 13 Two Rate Inputs Revision 2 0 FOUND
3. DV HI PRI The priority of the deviation high alarm DV HI LIM The setting for the alarm limit used to detect the deviation high alarm condition DV LO PRI The priority of the deviation low alarm DV LO LIM The setting for the alarm limit use to detect the deviation low alarm condition Page 60 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description HI HI ALM The HI HI alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm HI ALM The HI alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm LO ALM The LO alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm LO LO ALM The LO LO alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm DV HI ALM The DV HI alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm DV LO ALM The DV LO alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm PID_FORM Configuration parameter specifies the IDEAL or ROBUST PID equation to be used e IDEAL PID default Non interactive form of a three mode control equation that provides Proportional Integral and Derivative control action Linear and non linear gain pa
4. FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 1 1 2 ST 700 major assembly and electronic housing components The following illustrations depict the major assembly and electronic housing components Electronic Housing Meter Body Figure 1 ST 700 Major assemblies Change Communication Modules Foundation Fieldbus or Profibus ag ue ko Cover w Window Display Module Basic Display Supports external configuration External Configuration Optional 3 Button Assembly pe Enables Complete Configuration Capability Standard Cover Interchange Terminal Boards Standard Field Wiring Terminal Board Enhanced Lightning Protected Field Terminal Board Potted Assemblies for the Best Environmental Protection Field Replaceable Parts Field Replaceable Parts Under Power In all area classifications except Flameproof ZA Page 2 Figure 2 Electronic Housing components FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 1 3 Features of the transmitter The transmitter is a configurable intelligent field device that acts as a pressure sensor and is capable of performing control algorithms on process variables The core functionalities of the field device include e Process Variable PV measurement e Function Block Application Process FBAP e Device diagnostics The ST 700 features standard fieldbus
5. Revision 2 0 Parameters List Table 10 LCD Transducer block parameters Parameter Description The revision level of the static data associated with the function ST_REV block TAG DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks ALERT_KEY The identification number of the plant unit MODE The actual target permitted and normal modes of the block This parameter reflects the error status associated with the hardware or software components associated with a block It is a BLOCK ERR bit string so that multiple errors may be shown UPDATE_EVT This alert is generated by any change to the static data The BLOCK_ALM is used for all configuration hardware and connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become BLOCK_ALM active sets the Active status in the Status attribute As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed DISP_SEQ_TIME Periodic rotation time of the display screens in seconds Range 4 30 sec LANGUAGE Language selection for the Display Supported Languages English French German and Spanish DISPLAY_TYPE Type of Display Connected Possible Values No Display Connected Basic Display LCD_CONTRAST Cont
6. FOUNDATION Fieldbus interface to operate in a compatible distributed Fieldbus system The transmitter includes FOUNDATION Fieldbus electronics for operating in a 31 25 Kbit s Fieldbus network and can interoperate with any FOUNDATION Fieldbus registered device The STD700 is a high performance pressure transmitter featuring Piezo resistive sensor technology By combining differential pressure sensing with on chip static and temperature compensation the STD700 offers high accuracy and stability over a wide range of application pressures and temperatures The STG700 and STA700 are high performance pressure transmitters featuring Piezo resistive sensor technology combining pressure sensing with on chip temperature compensation capabilities providing high accuracy stability and performance over a wide range of application pressures and temperatures The SmartLine family is also fully tested and compliant with Experion PKS providing the highest level of compatibility assurance and integration capabilities The ST 700 easily meets the most demanding application needs for pressure measurement applications This transmitter is used in the process automation industry for sensing and transmitting pressure over intelligent communication networks The transmitter comes in a variety of models for measurement applications involving one of these basic types of pressure e Differential Pressure DP e Gauge Pressure GP e Absolute Pressure AP
7. REV FLOW1 amp REV FLOW 2 must be set as Reverse Check INTEG OPTS Flow forward and flow reverse For forward flow in INTEG OPTS flow forward must be selected and for reverse flow in INTEG OPTS flow reverse must be selected Block alarms are not reported Read FEATURE SEL Reports are not selected in FEATURE SEL If features do not include Reports then the host must poll for alarms Read LIM NOTIFY Set LIM NOTIFY to a value higher than zero but not higher than MAX NOTIFY Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 105 Troubleshooting the Arithmetic block Table 28 Arithmetic block Problem Cause Things to check Recommended Action Arithmetic block mode is Read Add AUTO mode to in OOS and does not MODE_BLOCK PERMITTED MODE_BLOCK PERMITTED change to AUTO mode Read MODE_BLOCK ACTUAL If necessary set of Resource block MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Mode does not change Configuration error BLOCK_ERR shows the Block from OOS Configuration Error condition since ARITH_TYPE is not set Value of output is Error in configuration Ensure that engineering units are incorrect correct for the computation If that fails see section 3 Block alarms are not Read FEATURE_SEL Reports are not selected in reported FEATURE_SEL If features do
8. Status The INPUT_OPTS bit string controls the use of auxiliary inputs with Handling less than Good status The status of unused inputs is ignored The status of the output is the worst of the inputs used in the calculation after applying INPUT_OPTS FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 13 Signal Characterizer block The Signal Characterizer block describes the input output relationship for any type of function The block has two paths each with an output that is a non linear function of the corresponding input The non linear function is configured based on a single look up table with 21 arbitrary x y pairs To use the block in a control or process signal path the status of an input is provided to the corresponding output To use the backward control path the block provides an option to swap the axes of the function IN I OUT 1 IN 2 OUT 2 CHARACTERIZER Figure 16 Signal Characterizer Block The block calculates OUT 1 from IN 1 and OUT 2 from IN 2 using a curve given by the co ordinates x1 y1 x2 y2 x21 y21 Where e xis the Input and e yis the Output The x coordinates are given in engineering units of X_RANGE The y coordinates are given in engineering units of Y_RANGE Execution Figure 16 describes the components of the block The output value is calculated by linear interpolation between two points enclosing the input value OUT_1 is associated
9. engineering units code and number of digits to the right of the decimal point associated with OUT GRANT_DENY Normally the operator has permission to write to parameter values but Program or Local remove that permission and give it to the host controller or a local control panel IO OPTS Allows the selection of input output options used to alter the PV Low cutoff enabled is the only selectable option STATUS_OPTS Helps select options for status handling and processing The supported status options for the Al block are Propagate Fault Forward Uncertain if Limited Bad if Limited and Uncertain if MAN mode CHANNEL The CHANNEL value is used to select the measurement value Configure the CHANNEL parameter before configuring the XD_SCALE parameter L TYPE The state Direct or Indirect values that are passed from the transducer block to the Al block When L TYPE Direct the values are passed directly from the transducer block to the Al block No units conversion When L TYPE Indirect values from the transducer block are in different units and must be converted either linearly Indirect or in square root Ind Sqr Root using the range defined by the transducer and the OUT SCALE range LOW CUT If percentage value of transducer input fails below this PV 0 PV FTIME The time constant of the first order PV filter It is the time required for a 63 change in the IN value FIELD VAL The value
10. or converted into different units before it is passed to the AI block output L TYPE Indirect or Ind Sqr Root OUT SCALE determines the units conversion of the signal presented to the output e When L TYPE is Direct OUT is the same as the value passed from the transducer block e When L TYPE is Indirect the PRIMARY VALUE is converted to XD SCALE and that value is set equal to OUT FIELD VAL The OUT in is re ranged to a value using the OUT SCALE Page 48 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 OUT status The following table provides the resulting status of AI block OUT for a given status of PRIMARY_VALUE in the transducer block PRIMARY_VALUE status OUT value is tested against OUT_SCALE range values Good alarm status Not er Limited If OUT value is within the OUT SCALE range then OUT status Good Non Cascade alarm status Not Limited If OUT exceeds OUT_SCALE range then OUT status Uncertain Engineering Units Range Violation amp High or Low Limited PRIMARY_VALUE status OUT status Uncertain Uncertain 2 field in the OUT status Non Specific PRIMARY_VALUE status Non Specific PRIMARY_VALUE status OUT status High or Low High or Low Parameters List Table 12 Analog Input block parameters Parameter Description ST_REV The revision level of the static data associated with the function block The revision value is incremented each tim
11. 0228 Email Sales FP Sales A pps Honeywell com or TAC hfs tac support honeywell com For more information To learn more about SmartLine Transmitters visit www honeywellprocess com Or contact your Honeywell Account Manager Process Solutions Honeywell 1250 W Sam Houston Pkwy S Houston TX 77042 Honeywell Control Systems Ltd Honeywell House Skimped Hill Lane Bracknell England RG12 1EB Shanghai City Centre 100 Jungi Road Shanghai China 20061 www honeywellprocess com 34 ST 25 48 Rev 2 July 2014 2014 Honeywell International Inc Honeywell
12. IN_2 is bad the input value is zero for that input and integration does not happen Integration stops at the last value INTEG_OPTS 0 Confirm reset This option is to be selected in conjunction with RESET_CONFIRM VALUE When the value of RESET_CONFIRM VALUE is 1 and Confirm Reset is selected the block gets reset This is not applicable to UP_AUTO and DN_AUTO types Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 73 Parameters List Table 16 Integrator block parameters Parameter Description ST_REV The revision level of the static data associated with the function block TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks This data is not checked of processed by the block ALERT_KEY The identification number of the plant unit This information may be used in the host for sorting alarms MODE_BLK The actual target permitted ad normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take Normal Most common mode for target BLOCK_ERR The summary of active error conditions associated with the block The block error for the Integrator function block is Out of service TOTAL_SP The set point for a batch totalization OUT The block output value and status OUT_RANGE The high and low scale values engineering units code an
13. Restore calibration method was last run and e Calibration Zero method was last run Sensors SENSOR RANGE is the absolute maximum end of the sensor range the units of those limits and the decimal point position number of significant digits to the right of the point SENSOR SN shows the sensor serial number SENSOR CAL METHOD is the last calibration method SENSOR CAL LOC is the last calibration location SENSOR CAL DATE is the last calibration date SENSOR CAL WHO identifies the person that last calibrated the sensor SENSOR ISOLATOR MTL is the material used in the sensor isolation diaphragms SENSOR FILL FLUID shows the type of fill fluid used in the sensor Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 29 Parameter List Table 7 Pressure Transducer block parameters Parameter Description ST_REV The revision level of the static data associated with the function block TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks ALERT_KEY The identification number of the plant unit MODE_BLK The actual target permitted and normal modes of the block BLOCK_ERR Reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown UPDATE_EVT This alert is generated by any change to the static data BLOCK_ALM The BLOCK_ALM is us
14. The snapshot of TOTAL_SP INTEG_TYPE Defines the type of counting up or down and the type of resetting demand or periodic INTEG_OPTIONS A bit string to configure the type of input rate or accumulative used in each input the flow direction to be considered in the totalization the status to be considered in TOTAL and if the totalization residue must be used in the next batch only when INTEG_TYPE UP_AUTO or DN_AUTO CLOCK_PER Establishes the period for periodic reset in hours PRE_TRIP Adjusts the amount of mass volume or energy that should set OUT_PTRIP when the integration reaches TOTAL_SP PRE_TRIP when counting up of PRE_TRIP when counting down N_RESET Counts the number of resets It cannot be written or reset PCT_INC Indicates the percentage of inputs with Good status compared to the ones with Bad or Uncertain and Bad status GOOD_LIMIT Sets the limit for PCT_INC Below this limit OUT receives the status Good UNCERTAIN_LIMI T Sets the limit for PCT ING Below this limit OUT receives the status Uncertain OP CMD INT Operator command RESET Resets the totalizer OUTAGE LIMIT The maximum tolerated duration for power failure RESET CONFIR M Momentary discrete value with can be written by a host to enable further resets if the option Confirm reset in INTEG OPTIONS is chosen UPDATE EVT This alert is generated by any changes to the static data BLOCK ALM FO
15. action of causing the PV to oscillate about a SP value The tuning method uses the measured ultimate gain and period to produce tuning parameter values by using the relationship developed by Ziegles Nichols equations Cycle tuning does not distinguish between process lags and always results in gain based on PV amplitude and calculates the values of Reset and Rate based on time of the SP crossings using a fixed ratio of 4 to 1 Initially this method does not require a stable process Cycle tuning is applicable to Three Position Step control and is used for integrating process Auto tuning procedure There are nine parameters applicable for auto tuning AT_TYPE TUNING_CRITERIA TUNE_REQ ATI AT_MODE AT_ERR AT_GAIN AT_RESET and AT_RATE AT_Type There are two types of selections namely Disable and Cycle Tune When Disable is selected AT MODE becomes inactive When Cycle Tune is selected AT MODE becomes AT Ready TUNING CRITERIA There are two types of tuning criteria available for selection Normal and Fast e NORMAL Conservative tuning designed to reduce overshoot as compared to FAST e FAST Aggressive tuning designed to provide quarter dampened response TUNE REQ TUNE REQ can be turned ON only in the following modes namely AUTO CAS RCAS and ROUT The ATI value becomes 1 and AT_ERROR shows the status as Run this shows that auto tuning is in progress If AT ERROR shows OK auto tuning is successful AT_GAIN AT REST A
16. and WRITE_LOCK is set to 1 Install Date When the device is connected to the master host the time at which the device is powered up is taken as the install date It is a read only parameter Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 17 Field Diagnostics The Resource block acts as a coordinator for alarms There are four alarm parameters Fail alarm Offspec alarm Maintenance alarm and Check alarm It contains information of device errors that are detected by the transmitter Based on the error detected the device provides the recommended actions it is a read only parameter It displays the recommended action text for the reported alarms Table 5 Diagnostic Definitions EE eer Maintenance Although the output signal is valid the wear reserve is nearly exhausted or a function is soon restricted due to operational conditions For example build up of deposits Off Indicates if the device is operating outside its specified range or internal Specification diagnostics indicate deviations from measured or set values due to internal problems in the device or process characteristics Check Output signal temporarily invalid due to on going work on the device Function Failed Output signal invalid due to malfunction in the field device or its peripherals FAILED_ALARMS Failed alarms indicate a failure within a device that makes the device or some part of the device non operational Thi
17. at the source of supply in accordance with national and local electrical code requirements Page vi FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Terms and Acronyms Term Definition Alarm Analog Input function block AP Application AWG Block Configuration of a system or device Device Device Description Device Description Language Device Tag DP EEPROM EMI Event Field Device Foundation Fieldbus FTA Function Block Function Block Application Process GP HP The detection of a block leaving a particular state and when it returns back to that state One of the standard function blocks define by the Foundation Fieldbus Absolute Pressure A software program that interacts with blocks events and objects One application may interface with other applications or contain more than one application American Wire Gauge A logical software unit that makes up one named copy of a block and the associated parameters its block type specifies It can be a resource block transducer block or a function block A step in system design selecting functional units assigning their locations and identifiers and defining their interconnections A physical entity capable of performing one or more specific functions Examples include transmitters actuators controllers operator interfaces Description of FBAPs within a device Files that describe the software obje
18. constructs like Images that are supported in ff5 sy5 binaries are not supported in ffo sym binary files Device Type Manager DTM DTM is similar to a device driver that enables usage of devices in all the asset management and device configuration software like FDM with the help of the FDT DTM technology The DTM has the following primary functions e Provides a graphic user interface for device configuration e Provides device configuration calibration and management features for the particular device DTM provides functions for accessing device parameters configuring and operating the devices calibrating and diagnosing problems Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 7 3 ST 700 FF Pressure Transmitter Configuration 3 1 Importing the ST 700 FF Device Description DD files Importing the DD to Experion PKS H ATTENTION Experion release compatibility Experion Release DD Compatibility 410 Yes 400 2 CP3 Yes 311 3 Yes The steps in the following procedure are specific to Experion only Step Action 1 From the Control builder main screen click Fieldbus Device Description Import el OR Select File gt New gt Type gt Fieldbus Device 2 You can Import the DD using one of the following steps e Choose Browse LJ to locate the folder where you have stored the DD file e Select the required folder and click OK e Select the DD from the Devi
19. device FD CHECK ALM Alarm indicating check alarms These conditions do not have a direct impact on the process or device integrity FD_SIMULATE When simulation is enabled the Field Diagnostics conditions are taken from Diagnostic Simulate Value or else the conditions are taken from Diagnostic Value HARDWARE_REV The hardware revision number of the communications module SOFTWARE_REV The software revision number of the communications module MODEL_KEY The key number of ST 700 pressure transmitter Example STD 810 MOD_PART_1 First part of the Material of Construction Information MOD_PART_2 Second part of the Material of Construction Information MOD_PART_3 Third part of the Material of Construction Information MOD_PART_4 Fourth part of the Material of Construction Information HW_SIMULATE_JUM PER_STATE State of Hardware Simulation Jumper Enabled Disabled INSTALL_DATE The date and time when the device is installed in the field The date and time is directly acquired from the FF Host MAINTENANCE_MO DE It indicates whether device is ready for maintenance Chk with Oper Check with operator to determine availability Avail for Maint The device is available for maintenance Attributes Supported Modes The block supports the following modes e AUTO Automatic e IMAN Manual e OOS Out of Service Alarm Types The block supports stand
20. for DP e Quaternary Value Fluid level e Electronic Housing temperature Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 25 PRIMARY VALUE is the value and status of Differential pressure Gauge pressure Absolute pressure PRIMARY_VALUE_RANGE is the limits of the PRIMARY VALUE the units of the PRIMARY VALUE changing the units of the value automatically changes the limits and the decimal point position number of significant digits to the right of the point The engineering units must match the units selected in the parameter XD SCALE of the Analog Input block that reads the channel with this value SECONDARY VALUE is the value and status of the meterbody temperature SECONDARY VALUE RANGE is the limits of the SECONDARY VALUE and it is a read only parameter while the units of the SECONDARY VALUE can be changed as desired changing the units of the value automatically changes the limits The engineering units must match the units selected in the parameter XD SCALE of the Analog Input block that reads the channel with this value TERTIARY VALUE is the value and status of the static pressure TERTIARY VALUE RANGE is the limits of the TERTIARY VALUE and it is a read only parameter while the units of the TERTIARY VALUE can be changed as desired changing the units of the value automatically changes the limits The engineering units must match the units selected in the parameter XD SCALE of the Analog Input B
21. for that cycle of execution In order to integrate the difference between the inflow and outflow of a tank for example the second one can be assigned to be negative The Net Flow direction to be considered in the totalization is defined in INTEG_OPTS The following options are available e FORWARD Only positive flows after application of REV FLOWi are totalized The negative values must be treated as zero FORWARD is selected when the bit corresponding to Forward is set to True e REVERSE Only negative flows are totalized The positive values must be treated as zero The option bit Reverse must be set to True Page 70 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Revision 2 0 Integration of Inputs There are three internal registers used for the totalization e Total The net increment is added every cycle irrespective of the status e Atotal The absolute value of the net increment is added every cycle irrespective of status e Rtotal The absolute value of the net increments with status as Bad rejects are added to this register The most significant part of Total can be read in the output OUT OUT_RANGE is used only for display of the totals by a host The high and low range values of OUT RANGE have no effect on the block Types of Integration The value of OUT can start from zero and go up or it can start from a Setpoint value TOTAL_SP and go down The Reset option can be automatic
22. function blocks with manufacturer specific additions for enhanced operation The transmitter can function as a Link Active Scheduler LAS in a Fieldbus network It supports the following features e Link master capability e Supports the following standard function blocks apart from the Resource and Transducer blocks Analog Input block Input Selector block Integrator block Signal Characterizer block PID with auto tune block Arithmetic block e Function block instantiation is supported by the following blocks Analog Input block Input Selector block Signal Characterizer block e Supports the following Transducer blocks Pressure Transducer block LCD Transducer block Diagnostic Transducer block Flow Transducer block e Supports class 3 type firmware download through commercial hosts DD and EDDL Features The ST 700 supports DD and EDD file formats and the data is displayed using the EDDL features in the form of menus graphs charts and pictures Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 3 Page 4 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 2 Getting started 2 1 Verifying the installation Verifying transmitter installation tasks After the transmitter is installed and powered up you can verify communication between the transmitter and the field devices on the network Table 1 outlines the steps for identifying and checking the transmit
23. measurement math functions easily The math algorithm is selected by name and the type of function to be performed The block is used for calculating measurements from a combination of signals from the sensors The block must not be used in a control path The block does not support process alarms The Arithmetic block supports the following functions Execution Flow compensation linear Flow compensation square root Flow compensation approximate BTU flow Traditional Multiply Divide Average Traditional Summer Fourth order polynomial Simple HTG compensated level Fourth order Polynomial Based on PV INT gt IN LO gt IN_1 gt AR OUT IN 2 gt IN 3 gt Figure 14 Arithmetic block The block has five inputs namely IN IN LO IN 1 IN 2 and IN 3 The first two inputs IN IN LO are designed for a range extension function that results in a Process Variable PV with the status indicating the input in use Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 77 RANGE LO RANGE HI ARITH TYPE O Q BAL TIME IN RANGE J I OUT HI LIM EXTENSION FUNCTION IN 1 BIAS IN 1 GAIN IN 1 A A IN_2 BIAS_IN_2 GAIN_IN_2 IN_3 BIAS IN 3 GAIN IN 3 OUT LO LIM COMP LO LIM l GAIN INi BIAS _INi COMP_HI LIM Figure 15 Arithmetic schematic diagram The remaining three inputs IN_1 IN_2 and IN_3 are combine
24. not the FIELD_VAL Equations FIELD VAL 100 channel value EU 0 EU 100 EU 0 XD SCALE Direct PV channel value Indirect PV FIELD_VAL 100 EU 100 EU 0 EU 0 OUT_SCALE Ind Sqr Root PV sqrt FIELD_VAL 100 EU 100 EU 0 EU 0 OUT_SCALE Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 47 XD_SCALE Range In the AI block XD SCALE values are used when L_TYPE is set to Indirect which converts the signal to other units The high and low scale values of XD_SCALE EU_100 and EU_0 define the range over which the AI OUT shows the status as Good e When L_TYPE is set to either Indirect or Direct XD SCALE units must match the transducer units e When L_TYPE is set to Direct it is recommended that XD SCALE and OUT_SCALE must contain the same values PV Value The AI block PV value is determined based on the selected transducer channel s PRIMARY VALUE AI OUT AI in Manual Mode When the AI block is in manual mode OUT can be written as a fixed value between 10 and 110 of the OUT_SCALE range OUT values between 0 and 100 shows a status of Good OUT values outside the range shows a status of Uncertain The limit field is marked as Constant for all values PV shows the live pressure signal in manual mode AI in AUTO Mode L TYPE determines whether the signal is taken directly from the transducer block and passed to the AI block output L TYPE Direct
25. of the transmitter by checking the device parameters The parameters contain the following information e Transmitter type pressure transmitter temperature transmitter and flow transmitter e Device Tag tag description of the transmitter e Sensor serial number e Firmware revision level revision level of the firmware elements Check the transmitter parameters listed in Table 2 and note down the values to identify the transmitter A ATTENTION It is recommended to verify the correct version of the Device Description file is present on the host computer Refer to the document on the diskette shipped with the transmitter This helps in getting the correct parameter names and its corresponding descriptions while viewing the device parameters Table 2 Transmitter parameters Parameter To verify Resource block That the transmitter is of the proper device type DEV_TYPE For all the ST 700 type pressure transmitters the value is 0003 Device Tag The Device Tag is correct Physical device tag name of the transmitter Device Tag name A ATTENTION The Device Tag name can be set and viewed using the Fieldbus device configurator application Use a device tag name up to sixteent characters that does not contain spaces Transducer Block Sensor serial SENSOR_SN The SENSOR_SN value when viewed as a hexadecimal number is the same number as the first sixteen digits of the PROM ID stamped on the tran
26. periodic or on demand This is defined by the enumerated parameter INTEG_TYPE e UP AUTO It counts up with automatic reset when TOTAL_SP is reached e UP DEM It counts up with demand reset and the block resets only when the operator resets the block e DN AUTO The block is reset when the output becomes zero The integration starts as SP and increments are subtracted from the SP DN DEM The output is calculated even beyond zero till the block is reset The integration starts from SP e PERIODIC The integration is done for the assigned period specified in seconds in CLOCK PER After that period the block is reset automatically e DEMAND The integration is done positive or negative depending on the direction of the flow until the block is reset e PER amp DEM It is a combination of periodic and demand types The integration is carried till the end of the specified period and after that period is automatically reset The block can be reset at any time before the end of periodic data set The first four types indicate use as a batch totalizer with a setpoint TOTAL SP The count does not stop at TOTAL_SP going up or zero going down as it is important to get the True total of flow Two outputs OUT_TRIP and OUT_PTRIP are associated with the four types The next three types indicate that TOTAL_SP and the trip outputs are not used The Periodic type 5 disables reset action based on RESET_IN but has no impact on OP_CMD
27. range OUT SCALE range HI LIM LO LIM INF INF or within Set value to valid range OUT SCALE range LO LO LIM Page 108 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Initial Value Valid Range Corrective Action BYPASS 1 OFF 2 ON 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 HI HI LIM INF PV SCALE INF Values must be set in rank order For example LO LIM gt LO LO LIM but lt HI LIM INF HI LIM etc LO LIM INF PV SCALE INF Values must be set in rank order LO LO LIM INF OUT HI LIM 100 OUT SCALE Verify that OUT HI LIM gt OUT LO LIM 10 OUT LO LIM 0 SP HI LIM 100 PV SCALE Verify that SP HI LIM gt SP LO LIM 10 SP LO LIM 0 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 109 6 4 Device Diagnostics ST 700 FF pressure transmitter memory The transmitter contains a number of areas of memory An EEPROM provides a non volatile memory area for static and non volatile parameter values The transmitter also contains areas of RAM and ROM Performing diagnostics in the background Block objects Resource Transducer and Function blocks the communications stack and other device objects each of them have an allotted area of memory for their corresponding database Diagnostic routines are performed in the b
28. to IN_1 and OUT_2 to IN_2 by the same curve but there is no association between IN_1 and IN_2 or between OUT_1 and OUT_2 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 83 To derive the output value that corresponds to the input use the following formula y mx c Where e mis the slope of the line e cis the y intercept of the line output Ym y input Figure 17 Signal characterizer curve The values of x must increase sequentially for interpolation to be applicable If not a configuration error is set in BLOCK_ERR and the Actual mode of the block goes to Out of Service mode If the curve has m points m lt 21 the non configured points xm 1 ym 1 xm 2 ym 2 X21 y21 is set to INFINITY to mark them as unused Since x1 is the smallest specified value for the input and Xm is the largest the output is at yl when the input is smaller than x1 and the output is at Ym when the input is larger than Xm Since the ends of the y curve act as limits the OUT status is shown when either limit is active Backward Control path A reverse function swaps the interpretation of IN_2 and OUT_2 that provides a way to do reverse calculation using the same curve If the parameter SWAP_2 is set to True the block provides IN_1 x and OUT_1 y while IN 2 y and OUT 2 x If the function is not sequential in y and SWAP 2 is True BLOCK ERR indicates a configuration error and the Act
29. value or increase limits Block alarm Check BLOCK ERR for status bit See Table 3 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 114 Revision 2 0 Table 34 summarizes the conditions that could cause a critical fault in the transmitter along with recommended actions to correct the fault Revision 2 0 Table 34 Summary of Function blocks Critical Faults Problem Fault Al block is executing but status of output is Bad alarm status sensor failure Probable Cause Al block is executing but status of output is Bad alarm status device failure FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Transducer board generates Meter body fault Characterization PROM fault Electronics fault Suspect input Sensor over temperature sensor temperature is greater than 125 C 257 F Transducer board has stopped communicating with the stack board Recommended Action a and b Write 4 or restart processor to RESTART parameter of resource block If failure still exists replace the meter body c and d Write 4 or restart processor to RESTART parameter of resource block If failure still exists replace the transmitter electronics module e Reduce temperature at sensor Take steps to insulate meter body from temperature source Write 4 or restart processor to RESTART parameter of resource b
30. 0 of range for the range of 40 Deg C to 85 Deg C it is 40Deg C 12 5Deg C 27 5 Deg C and ET Under Range Date is the date and time when the electronic temperature last passed above the maximum specification limit less 10 of the range Page 34 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Time in Service This is the amount of time the device is in operation and is displayed in minutes Service Life This is the average service life of the device under ideal conditions is 27 3 years But the service life varies depending on external factors such as temperature Service life indicates the amount of service life that has been used by the device Service Life is dependent on the temperature of the device only The Service life is calculated in percentage Stress monitor This is the amount of time the device has been used under stressful conditions For example say temperature of the device The stress monitor is based on the temperature of the device The Stress monitor is calculated in percentage Stress monitor Amount of time the device was under stressful conditions Time in Service of the device Power Cycle Track Revision 2 0 The power cycle track gives diagnostics related to the power up information of the device The Power Cycles is the number of power ups experienced by the device after leaving factory The Last Power Up Cycle time is the date and time of the last power up Operating Volt
31. 2 The block input value and status IN 3 The block input value and status IN 4 The block input value and status DISABLE 1 Parameter to switch off the input from being used 0 On 1 Off DISABLE 2 Parameter to switch off the input from being used 0 On 1 Off DISABLE 3 Parameter to switch off the input from being used 0 On 1 Off DISABLE 4 Parameter to switch off the input from being used 0 On 1 Off SELEGT TYPE Determines the selector action First Good Minimum Maximum Middle and Average Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 65 Parameter Description MIN GOOD The minimum number of inputs which are Good is less than the value of MIN GOOD then set the OUT status to Bad SELECTED The integer indicating the selected input number OP SELECT An operator settable parameter to force a given input to be used UPDATE EVT This alert is generated by any change to the static data BLOCK ALM The block alarm is used for all configuration hardware connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status parameter As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed Page 66
32. AS IN 3 The bias value for IN 3 GAIN IN 3 The proportional gain multiplier value for IN 3 COMP HI LIM Determines the high limit of the compensation input COMP LO LIM Determines the low limit of the compensation input ARITH_TYPE The set of 9 arithmetic functions applied as compensation to or augmentation of the range extended input BAL_TIME Specifies the time for a block value to match an input output or calculated value or the time for dissipation of the internal balancing bias BIAS The bias value is used to calculate the output GAIN The gain value is used to calculate the output OUT_HI_LIM The maximum output value allowed OUT_LO_LIM The minimum output value allowed UPDATE_EVT This alert is generated by any changes to the static data BLOCK_ALM Used for all configuration hardware connection failure or system problem in the block The cause of the alert is entered in the subcode field The first active alarm sets the active status in the status parameter When the Unreported status is cleared by the alert reporting test other block alert may be reported without clearing the Active status if the subcode has changed Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 81 Attributes Page 82 Supported The block supports the following modes Modes e AUTO Automatic e MAN Manual e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2
33. ATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 69 If the input option is Accum The Integrator block determines the number of additional counts from the counter input readings from the last execution The difference in count is determined as follows e Ifthe difference between the reading in one cycle and the reading in the preceding cycle is less than 500 000 or greater than 500 000 the difference must be taken as the variation e If the difference between the reading in one cycle and the reading in the preceding cycle is greater than or equal to 500 000 add 1 000 000 use the result as the variation e Ifthe difference between the reading in one cycle and the reading in the preceding cycle is more negative than or equal to 500 000 add 1 000 000 use the result as the variation The variation of each input must be multiplied by the value in engineering units of each pulse given by PULSE_VAL1 or PULSE_VAL2 as appropriate The result is the increment in engineering units of for example mass volume or energy per block execution Net Flow The Net Flow is calculated by considering the direction of flow The direction of the flow is calculated by selecting the parameters REV_FLOW and REV_FLOW2 When the status is set to True for any of these two parameters the direction of the flow for that input is considered Increment is negative to be negative and the net flow is calculated by adding the increments
34. CK_ERR of all blocks in device for message See Table 34 Good constant Non See Table 33 critical Uncertain AI ALARM_SUM Block alarm Critical See BLOCK_ERR of all blocks in CURRENT Non the device in Table 3 critical Process alarm Non See Table 33 critical All Blocks Block Non Check the value of all configurable Configuration critical parameters in the block and correct BLOCK_ERR Error 1 if necessary See Resolving the block configuration errors See Table 3 for Simulation Non Set simulate jumper to N on the description of Active 3 critical electronics board and set the BLOCK_ERR ENABLE_DISABLE field to 1 of messages the SIMULATE parameter See section 6 5 Input Critical Write Processor or 4 to RESTART Failure Process parameter of resource block If Variable has failure continues replace the meter Bad Status 7 body Memory Failure Critical Set Resource block to OOS 9 Lost Static Data Critical Write Processor or 4 to RESTART 10 parameter Lost NV Data Critical Wait for 10 seconds 11 Page 112 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Block Parameter Value Fault Action Type Readback Critical See Critical Fault NOTE Check Failed 12 Out of Service Non Write proper mode to MODE_BLK 15 Critical parameter Unable to write Configur See Resolving the block values to valid ation configuration errors device Error p
35. DATION Fieldbus ST 700 Pressure Transmitter User s Guide Reserved for Honeywell use only Revision 2 0 Attributes Supported Modes The block supports the following modes e AUTO Automatic e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 37 3 6 LCD Transducer block The LCD Transducer block supports Basic Display The block is used to configure the basic display connected to the ST 700 transmitter The block stores the LCD configurations and sends these values to the Display while the transmitter is powered up or restarted LCD Configuration Data Transducer Block Display Update Data Figure 4 LCD Transducer Block A ATTENTION The initial configuration of LCD transmitter is configured to show four screens with Primary Value Secondary Value Tertiary Value and Electronics temperature The Display shows the available set of process variables and all function block inputs outputs In addition the block reports the current device status and errors If a function block parameter which is not currently a part of the control strategy is selected an error appears in the display Execution Basic Display Page 38 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 The PV value is user configurable This field has 7 characters
36. E selection The value of SELECTED is the number of the input used e IfSELECT_TYPE is First Good transfers the value of the first remaining input to the output of the block The value of SELECTED is the number of the input used SELECT_TYPE MIN_GOOD STATUS_OPTS IN_n DISABLE n T T T MAN o OUT e po OP SELECT SELECTED Figure 11 Input Selector schematic diagram e IFSELECT TYPE is Minimum it transfers the lowest value to the output of the block The value of SELECTED is the number of the input with the lowest value e IFSELECT TYPE is Maximum it transfers the highest value to the output of the block The value of SELECTED is the number of the input with the highest value e IFSELECT TYPE is Middle if there are 3 or 4 values the highest and lowest value is discarded The average of the remaining two values is computed and the value is transferred to the output of the block The value of SELECTED becomes zero if an average is used else the value of SELECTED is the number of the input with the middle value e IfSELECT_TYPE is Average computes the average of the remaining inputs and transfers the value to the output of the block The value of SELECTED is the number of inputs used in the average Page 64 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameters List Table 15 Input Selector block parameters Parameter D
37. EL Reports are not selected in FEATURE SEL If features do not include Reports then the host must poll for alarms Read LIM NOTIFY Set LIM NOTIFY to a value higher than zero but not higher than MAX NOTIFY Page 100 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Troubleshooting the LCD Transducer block Table 23 LCD Transducer block Problem Cause Things to check Recommended Action parameters fails LCD Transducer block Read Add AUTO mode to mode is in OOS and does MODE BLOCK PERMITTED MODE BLOCK PERMITTED not change to AUTO mode Read MODE BLOCK ACTUAL If necessary Set of Resource block MODE BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Writing to display Check for local display Basic Display is required for LCD TB to work If display is available remove and reconnect the local display and check if display powers up If display is not powering up contact Honeywell TAC Local display shows Attention as title with some text Check the DISPLAY_MESSAGE parameters Transmitter messaging is activated to clear the message executed the Clear Message method For more information see section 3 6 Block alarms are not reported Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include Reports then the host must poll for alar
38. FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Attributes Supported The block supports the following modes Modes e AUTO Automatic e MAN Manual e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Status During normal operations the value and status of the selected input Handling is shown by OUT If the number of inputs with Good status is fewer than MIN_GOOD then the output status is Bad The SELECTED output status is Good NC until the block is out of service The block supports two status option e Uncertain as Good If the selected input status is Uncertain set the OUT status as Good e Uncertain if in Manual mode If the block is set to Manual mode the status of the Output is set to Uncertain Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 67 3 11 Integrator block The Integrator block integrates a variable as a function of time and also accumulates the counts from a Pulse Input block The block is used as a totalizer that counts up until reset or as a batch totalizer that has a setpoint and the integrated or accumulated value is compared to pre trip and trip settings When the pre trip and trip settings are reached the block generates discrete signals The integrated value can go up starting from zero or go down starting from the trip value depending on the settings The block has t
39. Honeywell FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide 34 ST 25 48 Revision 2 0 July 2014 Honeywell Process Solutions Copyrights Notices and Trademarks Copyright 2014 by Honeywell Inc Revision 2 July 2014 While this information is presented in good faith and believed to be accurate Honeywell 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 customers In no event is Honeywell liable to anyone for any indirect special or consequential damages The information and specifications in this document are subject to change without notice Honeywell PlantScape Experion PKS and TotalPlant are registered trademarks of Honeywell International Inc Other brand or product names are trademarks of their respective owners Honeywell Process Solutions 1860 W Rose Garden Lane Phoenix AZ 85027 USA Page ii FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 About This Document This guide provides the details of programming Honeywell ST 700 SmartLine Pressure Transmitters for applications involving FOUNDATION Fieldbus protocol For installation wiring and maintenance information refer to the ST 700 SmartLine Pressure Transmitter User Manual The configuration of your transmitter depends on the mode of operation and the options selected for it wit
40. RE_OUT Displays what would be the OUT value if the mode is AUTO or lower PV_SCALE The high and low scale values the engineering units code and the number of digits to the right of the decimal point associated with the PV OUT_RANGE The high and low scale values engineering units code and number of digits to the tight of the decimal point associated with OUT GRANT_DENY Options for controlling access of host computers and local control panels to operating tuning and alarm parameters of the block Not used by the device Page 80 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description INPUT_OPTIONS Option bit string for handling the status of the auxiliary inputs IN The block input value and status IN_LO Input of the low range transmitter in a range extension application IN 1 The first block input value and status IN 2 The second block input value and status IN 3 The third block input value and status RANGE HI Constant value above which the range extension has switch to the high range transmitter RANGE LO Constant value below which the range extension has switch to the high range transmitter BIAS IN 1 The bias value for IN 1 GAIN IN 1 The proportional gain multiplier value for IN 1 BIAS IN 2 The bias value for IN 2 GAIN IN 2 The proportional gain multiplier value for IN 2 BI
41. T RATE gets updated automatically and same values are copied to GAIN RESET and RATE respectively Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 57 Parameter list Table 14 PID block parameters Parameter Description ST_REV The revision level of the static data associated with the function block The revision value is incremented each time a static parameter value in the block is changed TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks This data is not checked or processed by the block ALERT_KEY The identification number of the plant unit This information may be used in the host for sorting alarms etc MODE_BLK The actual target permitted and normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take on Normal Most common mode for target BLOCK_ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown PV The process variable used in block execution SP It is the target block setpoint value It is the result of setpoint limiting and setpoint rate of change limiting OUT The block input value and status PV_SCALE The high and low scale values engineering units code and number of digi
42. TE LOCK Block inputs continues to be updated UPDATE EVT This alert is generated by any change to the static data BLOCK ALM The BLOCK ALM is used for configuration hardware and connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status attribute When the Unreported status is cleared by the alert reporting task another block alert is reported without clearing the Active status if the subcode has changed ALARM SUM The current alert status unacknowledged states unreported states and disabled states of the alarms associated with the function block ACK OPTION Selection of whether alarms associated with the block is automatically acknowledged Page 22 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description WRITE_PRI Priority of the alarm generated by clearing the write lock WRITE_ALM This alert is generated if the write lock parameter is cleared ITK_VER Major revision number of the interoperability test case used in certifying this device as interoperable The format and range are controlled by the Fieldbus Foundation The current ITK version is 6 0 1 FD_VER A parameter equal to the value of the major version of the Field Diagnostics specification that the device is designed for FD_RECOMMEN_AC T Enumer
43. The bar code value of the installed meter body SENSOR_MAX_OP The maximum over pressure that the device can resist SENSOR_MAX_SP The maximum static pressure that the device can resist CHAR_DATE Represents the date in which the meter body was characterized HARD_REV The Hardware revision of the sensor electronics module FIRM_REV The Firmware revision of the sensor electronics module CURR_TIME_DATE Represents the date and time of the last performed calibration This parameter is to be used in conjunction with the Upload Cal History LAST_TIME_DATE Represents the date and time of calibration performed prior to the current calibration PREV_TIME_DATE Represents the date and time of calibration performed prior to the last calibration UPLOAD_CALIB_DATA Selection of appropriate calibration updates the current last and previous calibration dates performed on the device Attributes Supported Modes The block supports the following modes e AUTO Automatic e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Page 32 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 5 Diagnostic Transducer block The Diagnostics Transducer block is used to monitor or track Process Variables PV of the device The block can be linked to any function block The block supports several types of diagnostics Process Variable Meter body Static pressure Cal
44. The maximum allowable numeric value is 9999999 or 999999 If fractional decimals are configured the fractional positions are dropped as desired If the PV value exceeds the above limits it is divided by 1000 and K is appended to the result allowing a maximum value with multiplier of 999999K or 99999K This field is user configurable This field has 8 characters Revision 2 0 Table 9 lists the allowed parameters that can be configured using the LCD block Table 9 LCD parameters Block FF Parameter PRESSURE TRANSDUCER BLOCK PRIMARY_VALUE SECONDARY_VALUE TERTIARY_VALUE EL TEMP RESOURCE BLOCK EL_TEMPERATURE ANALOG INPUT BLOCK AIX X stands for Al number can be blank or range from 1 2 PV OUT FIELD_VAL PID BLOCK PID SP PV OUT IN CAS_IN BKCAL_IN BKCAL_OUT RCAS IN ROUT_IN RCAS_OUT ROUT_OUT FF_VAL TRK_VAL ARITHMETIC FUNCTION BLOCK OUT IN IN LO IN1 IN2 IN3 INTEGRATOR BLOCK OUT IN1 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 39 Block FF Parameter IN2 SIGNAL CHARACTERIZER BLOCK OUT_1 OUT_2 IN 1 IN 2 INPUT SELECTOR BLOCK OUT IN 1 IN 2 IN 3 IN 4 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 40 Revision 2 0
45. UNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Used for all configuration hardware connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the active status in the status parameter As soon as the unreported status is cleared by the alert reporting task other block alerts may be reported without clearing the Active status if the subcode has changed Page 75 Attributes Page 76 Supported The block supports the following modes Modes e AUTO Automatic e MAN Manual e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Status If an input has status as Uncertain or Bad then the limit status of Handling the inputs is ignored as is the sub status Either Good C or Good NC is accepted as Good The increment calculated from an input has an internal status that is either Good or Bad If the input status is Good C or Good NC the increment status is Good If the input status is Uncertain the increment status is Bad and the last Good value is used unless the option Use Uncertain is set in INTEG_OPTS and then the increment status is Good and the new value is used If the input status is Bad the increment status is Bad and the last Good value is used unless the option Use Bad is set in INTEG_OPTS and then the increment status is Good and the last Good val
46. URE_SEL Reports are not selected in reported FEATURE_SEL If features do not include Reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Page 104 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Troubleshooting the Integrator block Table 27 Integrator block Problem Cause Things to check Recommended Action Integrator block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary set MODE_BLOCK TARGET to AUTO NOTE If the mode is to OOS for maintenance then do not change the mode to AUTO Schedule Block is not scheduled and therefore cannot execute to go to Target Mode Schedule the block to execute Integrator block mode is in OOS mode with Block Configuration Error Check INTEG_TYPE INTEG_TYPE must not be zero blank Check TIME_UNIT 1 and TIME_UNIT 2 TIME_UNIT1 amp TIME_UNIT 2 must not be zero blank Value of output does not make sense Check TOTAL_SP TOTAL_SP must be set to a valid value and cannot be left at 0 if INTEG_TYPE is UP_AUTO DN_AUTO Value of output is going in negative value Check REV_FLOW1 and REV_FLOW 2 For forward flow REV FLOW1 and REV FLOW 2 must be set as Forward and for reverse flow
47. _INT The internal registers always add the net increments Counting down is done by setting OUT to the value of TOTAL_SP minus the most significant part of Total FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 71 Resetting the totals The block uses a discrete input RESET_IN to reset the internal integration registers The operator can send a command to reset the same registers by making OP_CMD_INT RESET This is a momentary switch that turns off when the block is evaluated The option Confirm Reset in INTEG_OPTS if set prevents another reset from occurring until the value 1 has been written to RESET CONFIRM This is an input that behaves like a momentary dynamic parameter if it is not connected The number of resets is counted in the register N RESET This counter cannot be written or reset It provides verification that the total has not been reset since N_RESET was last checked The counter must roll over from 999999 to 0 The reset always clears the internal registers Total Atotal and Rtotal except that when the option UP AUTO or DN AUTO is selected a residual value beyond the trip value may be carried to the next integration if the option Carry is set in INTEG_OPTS In this case TOTAL SP is subtracted from Total leaving the residual value Batch totalizer outputs When the integration is counting up type or 2 and the value of OUT equals or exceeds a value given by TOTAL SP minus PRE TRIPP the disc
48. ackground during device operations that checks 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 31 Table 31 Diagnostics Device Functional Area Location Block object database DB RAM and EEPROM Communication stack database DB EEPROM Boot ROM ROM Program ROM ROM Trend and link object databases DB ROM BLOCK_ERR parameter BLOCK_ERR parameter shows diagnostic faults of hardware and software components within the transmitter Each block object in the transmitter device application contains a BLOCK_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 3 shows the bit mapping of the BLOCK_ERR parameter Page 110 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Background Diagnostics Execution BLOCK_TEST parameter To verify that block and background diagnostics are executing in a particular block View the BLOCK_TEST parameter of the block e If the first element of the parameter BLOCK TEST is incrementing the block is executing and the diagnostics are active e Ifthe first element value is not increasing t
49. ae eed 105 Table 28 Arithmetic botkaserssaqeaasardudnni ined nee hate dete nase 106 Table 29 Signal Characterizer block eenen eenen rennene ennenen 107 Table 30 Resolving block configuration errorS ssssssseessseseserrrrrsserrrrrrree 108 Table 31 DIAGAOSICS EG 110 Table 32 Identifying Critical and Non critical Function block faults 112 Table 33 Summary of Function blocks Non critical Faults 114 Table 34 Summary of Function blocks Critical Faults rrrrrrrnrnnnrnnnrnnrrrrnn 115 Table 35 Setting the Simulation Jumper asnnnrrrnnnnnnnnnnnnnnrrrrnnnnnnnrnrnnnnrrnnnnne 117 Table 36 Simulation Mode Truth Table rrrrrnnnnnrrrrnnnnnnnrrrnnnnrrrnnnnnnnnrrrnnnnnr 117 Table 37 Write IOCK su kadavere t aera a ae Eaa eA eE Eaa aeta Enti ETa 118 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page xiii Figures Figure 1 ST 700 Major assemblies rrrnnnnnnnnnnnnnnrrrnnnnnnnrnrnnnnrrrnnnnnnnnerennrnnnnnnn 2 Figure 2 Electronic Housing Component ccceeeeeeeeeeeeeteeeeeeeeeeeeenenaaees 2 Figure 3 Pressure Transducer Block rannnrnnnnnnnnnnvnnnnnnrnnnnnnnnnnnnnnnnnrnnnnnnnnnnnr 25 Figure 4 LCD Transducer Block 2 2 enue naince cece eee ion iene nen coleneai ys 38 Figure 5 Flow Transducer Block 4 sscadaniessadener atdsnesgedsten 43 Figure 6 Analog Input Block 22 s0rismminevmsdsee aerobe eidd nd dasQudeeceties 46 Figure 7 Analog Input Block Schema
50. ag to be displayed for the screen Length 14 Characters The CUSTOM TAG is present in all the eight screens CUSTOM TAG 1 CUSTOM TAG 2 CUSTOM TAG 3 CUSTOM TAG 4 CUSTOM TAG 5 CUSTOM TAG 56 CUSTOM TAG 7 and CUSTOM TAG 8 DISPLAY TEMPLATE Represents the display screen template Possible Values a PV Regular PV value is displayed b None Screen will not be seen The DISPLAY TEMPLATE is present in all the eight screens DISPLAY TEMPLATE 1 DISPLAY TEMPLATE 2 DISPLAY TEMPLATE 3 DISPLAY TEMPLATE 4 DISPLAY TEMPLATE 5 DISPLAY TEMPLATE 6 DISPLAY TEMPLATE 7 and DISPLAY TEMPLATE 8 DECIMALS Number of digits to display after the decimal point Range 0 3 DECIMALS is present in all the eight screens DECIMALS 1 DECIMALS 2 DECIMALS 3 DECIMALS 4 DECIMALS 5 DECIMALS 6 DECIMALS 7 and DECIMALS 8 PV LOLIM Not applicable for ST 700 PV HILIM Not applicable for ST 700 TREND DURATION Not applicable for ST 700 PREF UNITS Attributes Preferred Units Supported Modes The block supports the following modes e AUTO Automatic e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Page 42 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 7 Flow Transducer block The Flow Transducer block FTB measures the flow rate of the fluid in the process The block supports both volumetr
51. age Track The statistics data for the supply voltage are tracked in the Operating voltage track Supply Voltage is the current value of the voltage at the device input terminals The status of the supply voltage whether it is normal or below operating value is indicated in the Status of Current Voltage parameter Minimum Voltage is the value of the least voltage experienced by the device at the input terminals in its life time Last Minimum Voltage Time is the date and time of the last minimum voltage experienced by the device The Minimum Voltage can be reset by using the Reset Minimum Voltage parameter FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 35 Parameter List Table 8 Diagnostic Transducer block parameters Parameter Description ST_REV The revision level of the static data associated with the function block TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks ALERT_KEY The identification number of the plant unit MODE The actual target permitted and normal modes of the block BLOCK_ERR Reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown UPDATE_EVT This alert is generated by any change to the static data BLOCK_ALM The BLOCK_ALM is used for all configuration hardware and connection f
52. ailure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status attribute As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed EL_TEMP_DIAGNOSTIC Electronic Temperature Diagnostic parameters SENSOR_DIAGNOSTICS Sensor Diagnostics parameters POWER_TRAC Power Up Track Data OP_VOLTAGE Operating Voltage TIME IN SERVICE Summation of time in minutes that power has been applied to the device since leaving the factory SENS TIME IN SERVICE Summation of time in minutes that power has been applied to the sensor since leaving the factory SERVICE LIFE It is the elapsed Service life of device in percentage SENS SERVICE LIFE HELP The elapsed Service life of the sensor in percentage STRESS MONITOR It monitors various diagnostic parameters which are then input into an algorithm to calculate an estimated percent of time that the transmitter has spent in stressful conditions SENS VOLT DIAGNOSTICS Sensor Voltage Diagnostics SENS GEN DIAGNOSTICS Sensor General Diagnostics UPLOAD TRACK DATA Process Variable selection for uploading the Track data from sensor device HON RES 1 Reserved for Honeywell use only Page 36 HON RES 2 FOUN
53. ample Pressure Temperature SECONDARY_VALUE_UPPE R RANGE The High range limit value of the Secondary value SECONDARY VALUE LOW ER RANGE The Low range limit value of the Secondary value TERTIARY VALUE The measured value and status available to the function block TERTIARY VALUE UNIT The engineering units code of the Tertiary value TERTIARY VALUE TYPE The type of measurement represented by the Tertiary value For Example Pressure Temperature TERTIARY VALUE UPPER RANGE The High ranges limit value of the Tertiary value TERTIARY VALUE LOWER RANGE The Low range limits value of the Tertiary value EL TEMPERATURE The value and status of the measured temperature inside the electronics housing EL TEMP UNIT The engineering units code used to display the Electronics Temperature CAL STATUS The current status of the last performed calibration QUATENARY VALUE The value and status of the fluid level calculated as a polynomial of differential pressure TANK RANGE Tank Range scaling It contains the upper and lower range of pressure measurement of a tank It is used primarily in level applications specifically for the polynomial calculation Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 31 Parameter Description LEVEL_COEFF Indicates the Level Coefficient MET_BOD_BCODE
54. and status from the transducer block or from the simulated input when simulation is enabled UPDATE EVT This alert is generated by any change to the static data BLOCK ALM The block alarm is used for all configuration hardware and connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status parameter As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed ALARM SUM The summary alarm is used for all process alarms in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status parameter As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed ACK OPTION Used to set AUTO acknowledgment of alarms Page 50 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description ALARM_HYS The amount the alarm value must return within the alarm limit before the associated active alarm condition clears HI HI PRI The priority of the HI HI alarm HI HI LIM The setting for the alarm limit used to detect the HI HI a
55. ar input only as HARD TYPES This parameter is a read only bit string that indicates the types of hardware that are available for this resource The RS_STATE parameter contains the operational state of the Function Block Application for the data containing that resource block RESTART The RESTART parameter allows degrees of initialization of the resource Restart Operation Run 1 The passive state of the parameter Restart resource 2 Discards unnecessary alarms and also discards the resource dynamic values Restart with defaults 3 Resets all configurable function block application objects to their initial value which is their value before any configuration is done Restart processor 4 Provides a way to press the reset button on the processor associated with the resource Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 15 Execution CYCLE TYPE The parameter CYCLE_TYPE is a bit string that defines the types of cycles that are available for the resource and supports scheduled and block execution CYCLE_SEL allows the person doing the configuration to indicate that one or more of these execution types can be used by the device MIN_CYCLE_T is the minimum time to execute a cycle the minimum cycle time supported is 100 ms MEMORY MEMORY SIZE is the size of the resource for configuration of function blocks it is represented in kilobytes SHED RCAS and SHED_ROUT set the
56. arameters Revision 2 0 A ATTENTION 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 Critical Fault In the case of a critical fault due to Memory Failure NV Static data loss or the readback check failure writes to the RESTART parameter twice for the transmitter to fully recover from the fault condition Therefore 1 Write 4 or restart processor to RESTART parameter of resource block 2 Wait until communication is established 3 If the fault occurs again repeat the write to the RESTART parameter 4 Ifthe fault occurs again replace the transmitter electronics module Note that if a ROM error Memory Failure occurs in the resource block it may take up to 10 seconds for the fault to reappear FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 113 Table 33 summarizes the conditions that could cause a non critical fault in the transmitter along with recommended actions to correct the fault Table 33 Summary of Function blocks Non critical Faults Problem Fault Probable Cause Recommended Action Al block is executing but status of OUT parameter is Good alarm status Constant Al block is in Manual mode Write AUTO to MODE_BLK parameter of Al block Al block is executi
57. ard block alarms see section 3 2 and added to it a discrete alarm for write lock Page 24 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 4 Pressure Transducer block The Pressure Transducer block is used to sense and display pressure It contains details of the primary process variable secondary process variables tertiary variables and quaternary variables The primary measurement is differential absolute or gauge pressure For example in a Differential Pressure transmitter meter body temperature is the secondary variable and static pressure the tertiary variable In addition it can measure onboard electronics temperature MEASUREMENT SENSOR TRANSDUCER BLOCK Figure 3 Pressure Transducer Block Execution The block has firmware revision parameter that indicates the revision of the sensor module that is the firmware revision details The primary measurement is represented by PRIMARY_VALUE_TYPE parameter The sensor provides more than one pressure measurement type such as Differential pressure Gauge pressure Absolute pressure and Static pressure The block computes its output using primary sensor data and parameters The calculation is modeled as shown in Figure 3 The Transducer block supports the following process variables e Primary Value DP GP AP e Secondary Value Meterbody temperature e Tertiary Value Static pressure is applicable only
58. ased on PV func PV GAIN IN 1 x PV GAIN IN 2 x PV GAIN IN 3 x PV After the value of func is calculated it is multiplied by GAIN and then BIAS is added to the result Then the high and low output limits are applied as per configured range scaling and PRE OUT is updated with the calculated value If the mode is AUTO PRE OUT is copied to OUT Parameter List Table 17 Arithmetic block parameters Parameter Description ST REV The revision level of the static data associated with the function block The revision value increments each time a static parameter value in the block is changed TAG DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks This data is not checked of processed by the block ALERT KEY The identification number of the plant unit This information may be used in the host for sorting alarms etc MODE BLK The actual target permitted ad normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take Normal Most common mode for target BLOCK ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown PV It calculates the proportions of IN and IN_LO to for PV OUT The analog output value and status P
59. ated list of recommended actions displayed with a device alert FD FAIL PRI Designates the alarming priority of the FAIL ALM The valid range is 0 15 FD FAIL MAP Mapped FAIL ALM alarm conditions and corresponds bit for bit to the FAIL ACTIVE A bit on means that the corresponding alarm condition is Mapped and it is detected A bit off means the corresponding alarm condition is disabled and is not detected FD FAIL MASK Mask of FAIL ALM It corresponds to the bit of bit to FAIL ACTIVE A bit on means that the condition is masked out from alarming FD FAIL ACTIVE Enumerated list of failure conditions within a device FD FAIL ALM Alarm indicating a failure within a device which makes the device non operational FD MAINT PRI Designates the alarming priority of the MAINT ALM The valid range is 0 15 FD MAINT MAP Mapped MAINT ALM alarm conditions and corresponds bit for bit to the MAINT ACTIVE A bit on means that the corresponding alarm condition is Mapped and is not detected A bit off means the corresponding alarm condition is disabled and is not detected FD MAINT MASK Mask of MAINT ALM It corresponds to the bit of bit to MAINT ACTIVE A bit on means that the condition is masked out from alarming FD MAINT ACTIVE Enumerated list of maintenance conditions within a device FD_MAINT_ALM Alarm indicating the device needs maintenance soon If the condition is ignored the device eventually fa
60. atus bit of Block Configuration Error to be set in their respective BLOCK_ERR parameters The following table provides the initial values and the valid range for the parameters A ATTENTION Block configuration errors can only be cleared if the function block is being executed 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 works if the execute rate is fast relative to the speed of reading BLOCK_TEST A very slowly executing block may not appear to execute as the parameters are updated only when the block executes Table 30 Resolving block configuration errors ALERT_KEY non zero Initial Value is a configuration error Set value to non zero number enabled XD_SCALE 0 to 100 inches EU 100 gt EU 0 Set values to valid range s of water UNITS_INDEX matches output of transducer block OUT_SCALE 0 to 100 inches EU 100 gt EU 0 Set values to valid range of water CHANNEL 1 2 Initial Value is a configuration error Set value to valid range L TYPE 0 Uninitialize 1 2 3 direct indirect Initial Value is a configuration error sq root l Set value to valid range PV_FTIME fo 0 200 Set value to valid range ALARM_HYS 0 5 0 50 Set value to valid range HI HI PRI 0 15 Set value to valid range HI PRI LO LO PRI LO PRI HI HI LIM INF INF or within Set value to valid
61. ay lists etc Pressure Measured static pressure in PV4 algorithm A value or variable which resides in block objects Absolute critical pressure of the gas Static pressure at downstream point Measured differential pressure in Pascals in PV4 algorithm Absolute pressure of flowing gas Process Manger Page viii FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Term Definition Pr Proportional Integral Derivative control PSI PSIA Pu PV PWA RFI RTD Stack Status STIM STIMV IOP System Management System Management Agent System Management Information Base TAG Trim Point URL URV US Vac Vdc Virtual Communication Reference Virtual Field Device Reduced pressure A standard control algorithm Also refers to a PID function block Pounds per Square Inch Pounds per Square Inch Absolute Static pressure at upstream point Process Variable Printed Wiring Assembly Radio Frequency Interference Resistance Temperature Detector The software component that implement the Foundation Fieldbus communications protocol specifications including FMS FAS DLL SM and NM A coded value that qualifies dynamic variables parameters in function blocks This value is usually passed along with the value from block to block Status is fully defined in the FF FBAP specifications Pressure Transmitter Interface Module Pressure Transmitter Interface Multivariable Input Ou
62. cccccecececeeeeeeeeeeeeeeeeeeeeeeeeeeeeneees 49 Table 13 PID Tuning parameters rennnnnnnnnnnnnnnrnnnnnnnnnnrrnnnnnrnnnnnnnennrrnnnrnnnnnn 56 Table 14 PID block parameters srrrrrnnnnnnnnnnnnnrrrrnnnnnnnnrrrnnnrrrrnnnnnnnneenerrrnnnnnn 58 Table 15 Input Selector block parameters ccceeeeeeeeeeeseteeeeeeeeeteneenaaees 65 Table 16 Integrator block parameters arrrrnnnnnrnnnnnnnnnnrrnnnnnrnnnnnnrnnnrrnnrrnnnnnn 74 Table 17 Arithmetic block parameters rrrrnnnnnrrnnnnrnnnnrrnnnnnrnnnnnnnnnnrrnnrrnnnnnn 80 Table 18 Signal Characterizer block parameters xrrrrnnrrrrrnnnnnnnrrrnnnnrrnnnnn 85 Table 19 Resource block icici ticissvetacsticadacs yecvtain Wiea cosy qeesdds ase cedelan Seen ek EEEa 97 Table 20 Pressure Transducer block rrrarrrnnnnnrrnnnnnnnnnvrnnnnnrnnnnnnnnnnnnnnnrnnnnnn 98 Table 21 Diagnostics Transducer block cccccccccccecececeeeeeeeeeeeeeeeeeeeeeeeeeeeeess 99 Table 22 Flow Transducer block vavsesaasareasmanaranstvtrn messe 100 Table 23 LCD Transducer DIOCK cccccccccccceececeeeeeeceeeceeeeeeceeeeeeeeeeeseseeeeeeess 101 Table 24 Analog Input block rrnorrrrnnnnnnorrnnnnrrrrnnnnnnvnrrnnnnrrrnnnnnnennrnserrnnnnnn 102 Table 25 PUD IDO Ci Luisa svevende cea caadecntgandeasadacseateces 103 Table 26 Input Selector blok var coc argc ere caati ia th Ue cat tech ceeah eatin 104 Table 27 Integrator block lt i 4 ssa fea ediesevbetnenve scat ben raieioe sea vem
63. ce when zero pressure is applied next time it indicates exactly zero H ATTENTION Note that calibration is performed only for the primary variable Calibration methods There are 4 types of sensor calibrations LRV Correct URV Correct Zero correct and Corrects Reset LRV Correct LRV Correct is used to correct the Lower range value For LRV correct use CAL POINT LO Page 28 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 URV Correct URV Correct is used to correct the Upper range value For URV Correct use CAL_POINT_HI Zero Correct Zero correct is used to perform zero correction to the value CAL POINT HI is the upper calibrated value The value must be at least CAL MIN SPAN away from CAL POINT LO and at or below the high range value of SENSOR RANGE CAL POINT LO is the lower calibrated value The value must be at least CAL MIN SPAN away from CAL POINT HI and at or above the low range value of SENSOR RANGE CAL MIN SPAN is the absolute minimum span between CAL POINT HI and CAL POINT LO CAL VALUE shows the PRIMARY VALUE in the units defined by CAL UNIT CAL UNIT is the engineering unit to be used when calibrating the device Calibration diagnostics The block contains the date and time when the e LRV calibration method was last run e LRV calibration method was run prior to last time e URV calibration method was last run e URV calibration method was run prior to last time e
64. ce List and click OK 2 The following dialog box appears Control Builder xi Oo The selected device s DD file has been tokenized using a tokenizer of version greater than or equal to 5 0 and may contain constructs not yet supported by the system However the device template will be created ignoring those constructs if any Click OK 3 Type the Device Type Name and then click Save As Page 8 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Step Action 4 The following dialog box appears Control Builder Ea Some of the Device s Block supports conditional Use Parameter Definition Editor to evaluate the conditionals Click OK 5 The following dialog box appears Control Builder Successfully created the device type ST7O0FF R1 0102 To edit the blocks in this device locate the blocks under this device in the Control Builder library tree and double click Click OK A ATTENTION The device type ST700FF_R1_0102 is used as an example 6 The device is created in the Library Containment window under the folder named Honeywell 7 From the Library Containment window drag and drop the device into the corresponding FF link on the Project Assignment window 8 You are prompted to name the new function block If you want to change the name in the destination column type the new name or if you want to use the default name click Finish The device is added on
65. ck s XD SCALE is not configured with the engineering units in percent value and CHANNEL Fluid level then a block configuration error is generated in the AI block and it remains in Out of Service OOS mode The polynomial can also be used for measuring flow Where flow f Ap TANK RANGE Parameter The TANK RANGE parameter is configured with the upper and lower range values of the pressure coming from the tank measurement This must also take into account the head pressure of any fill fluid in remote seal tubing wet legs FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 27 Level Calculation Formula The level is calculated in the following way V 100 Co C H C3 H C3 H C4 H Cs H Where V Volume e H height of process tank fluid in fraction 0 0 1 0 of TANK RANGE e C LEVEL_COEFF i A ATTENTION Note that the coefficients must be provided for this equation as the transmitter has no knowledge of the shape of the tank The result of the calculation V is placed in CALC_VAL and passed to the Al block The engineering units are always expressed as a percent Calibration Calibration is performed in order to get the precise value If there is any offset in value it can be eliminated by performing calibration For example if zero pressure is applied but the sensor indicates a value of 0 1 then it can be made zero by performing calibration Hen
66. cts in a device such as function blocks and parameters The DD binary are created by passing DD source files through a standard tool called a tokenizer A standardized programming language similar to C used to write device description source files The Physical Device Tag of the device as specified in the Foundation Fieldbus specifications Differential Pressure Electrically Erasable Programmable Read Only Memory Electromagnetic Interference An instantaneous occurrence that is significant to scheduling block execution and to the operational event view of the application A fieldbus compatible device that contains and executes function blocks Communications protocol for a digital serial two way system which interconnects industrial field equipment such as sensors actuators and controllers Field Termination Assembly An executable software object that performs a specific task such as measurement or control with inputs and outputs that connect to other function blocks in a standard way The part of the device software that executes the blocks function transducer or resource blocks Gauge Pressure High Pressure also High Pressure side of a Differential Pressure Transmitter Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page vii Term Definition Hz Hertz inH20 Inches of Water LGP In Line Gauge Pressure Link Active Scheduler A device which is responsible for keeping a
67. d Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 99 Troubleshooting the Flow Transducer block Table 22 Flow Transducer block Problem Cause Things to check Recommended Action Flow Transducer block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Flow Transducer block mode is in OOS mode with block configuration error Read PRESS_BASIC block s MODE_BLOCK ACTUAL If it is in OOS mode then set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Read Primary value Range parameters PRIMARY VALUE RANGE EU 0 must be greater than or equal to zero Flow transducer block does not produce valid FLOW RATE value Check FLOW TYPE FLOW UNIT and RATED FLOW Ensure that FLOW TYPE FLOW UNIT and RATED FLOW have valid ranges and units assigned Block alarms are not reported Read FEATURE S
68. d number of digits to the right of the decimal point associated with OUT GRAND_DENY Options for controlling access of host computers and local control panels to operating tuning and alarm parameters of the block not used by the device STATUS_OPTS It helps to select option for status handling and processing The supported status options for the Integrator block are Uncertain if Manual mode IN 1 The block input value and status IN 2 The block input value and status OUT TRIP The first discrete output OUT PTRIP The second discrete output TIME UNIT1 Converts the rate time units in seconds TIME UNIT2 Converts the rate time units in seconds UNIT CONV Factor to convert the engineering units of IN 2 into the engineering units of IN 1 PULSE VAL1 Determines the mass volume or energy per pulse PULSE VAL2 Determines the mass volume or energy per pulse REV FLOW1 Indicates reverse flow when True 0 Forward 1 Reverse Page 74 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description REV_FLOW2 Indicates reverse flow when True 0 Forward 1 Reverse RESET_IN Resets the totalizers STOTAL Indicates the snapshot of OUT just before a reset RTOTAL Indicates the totalization of Bad or Bad and Uncertain inputs according to INTEG_OPTIONS SRTOTAL The snapshot of RTOTAL just before a reset SSP
69. d ranges for the tuning parameters for the PID block Note that OUT_LAG parameter is not configurable when Ideal PID is selected PID_FORM 1 and can be configured when Robust PID is selected PID_FORM 2 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 55 The values given for these tuning parameters are valid under the following conditions e The values assume that the minimum configurable PID function block execution period T is 0 125 seconds e Algorithm typesetting A B or C has no effect on the validation of these tuning parameters The PID function block rejects all values outside the following ranges Table 13 PID Tuning parameters Parameter Initial Minimum Maximum Comment Value Value Value GAIN 004 250 RATE 32 Ts 7500 The value of ZERO is permitted to turn off rate action sec RESET INF 2 Ts 7500 The value of INF is permitted to turn sec off reset action Some versions of NI configurator program cannot set INF OUT_LAG Ideal PID Fixed for Ideal PID form not configurable Robust PID DE 2 Ts 7500 Zero permitted which implies no output lag BAL TIME o N A N A Not used in Honeywell Implementation Page 56 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Auto tuning Cycle tuning The PID block supports the Cycle tuning algorithm In Cycle tuning the tuning parameter values are derived from the process response to the resultant
70. d with the PV ina selection of four term math functions To ensure that the PV enters the equation with the right units the inputs used to form the PV must come from devices with the desired engineering units Each additional input has a bias constant and gain constant To correct Absolute Pressure use the bias constant and to normalize terms within a square root function use the gain constant Calculation of PV The range extension function has a graduated transfer controlled by two constants referenced to IN An internal value g is zero for IN less than RANGE_LO It is one when IN is greater than RANGE HI It is interpolated from zero to one over the range of RANGE_LO to RANGE_HI The equation for PV follows PV g XIN 1 g xIN_LO If the status of IN LO is not usable and IN is usable and greater than RANGE LO then g is set to one If the status of IN is unusable and IN LO is usable and less than RANGE HI then g is set to zero For three auxiliary inputs six constants are used and each input has a BIAS IN i and a GAIN IN The output has a BIAS and a GAIN static constant For the inputs the bias is added and the gain is applied to the sum The result is an internal value called t i in the function equations The equation for each auxiliary input is the following t_i IN BIAS IN i x GAIN_IN_i If an auxiliary input is unstable to assure smooth degradation the flow compensation functions have limits on the amoun
71. dakar cei nee hehe en Aaaa 117 Simulation mode truth table siini antiano traine a o aaae a Aeae arasa Ris 117 Setting Al block Modei area rea e ae Tur EEE aaa ieee eaae ieaS 117 6 6 Understanding write protection ccsecccceseeeceeeseeeseeeeeeeseeesneeseeesneeseeeenees 118 SALES AND SERVICE i iciccciiectccicssisesdecsdecotersinsndasedevadueetscstventacoaao 119 Page xii FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Tables Table 1 Transmitter installation verification tasks xrrrnnnrrrrrnnnnnnnrrnnnnrrrnnnnne 5 Table 2 Transmitter parameters ccccccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeeeeeeeaees 6 Table 3 Bit mapping of the BLOCK _ERR cccccccccccccccceeeeeeeeeeeeeeeeeeeeeeees 12 Table 4 Priority for Alarms ssc ecttdecensenit anes reel eee eat se Geek 14 Table 5 Diagnostic DEinlons La aavuaan ad ans jress add 18 Table 6 Resource block parameters rrrrrrrrnnnvrrrnnnnnnnnrrnnnnrrrrnnnnennrrrnnnrrnnnn 21 Table 7 Pressure Transducer block parameters rrrnnnnnnnnnnnnvrrrrnnnnnnnrrrnnnnnn 30 Table 8 Diagnostic Transducer block parameters rrrrrrrrrrnnnrrrrrnnnnnnnrrrnnnnnr 36 Wable 9 LED parameter S saerlige 39 Table 10 LCD Transducer block parameters annrrnnnnnnnnnrrnnnnnrrnnnnnnnnrrrnnnnnn 41 Table 11 Flow Transducer block parameters rnrrrrnnnnnnnnnnnnnnnrrrnnnnnnnnrrrnnnnnn 44 Table 12 Analog Input block parameters cc
72. ded by a supervisory host Used when mode is ROUT SHED_OPT Defines action to be taken on remote control device timeout RCAS_OUT Block setpoint and status after ramping filtering and limiting that are provided to a supervisory host for back calculation to allow action to be taken under limiting conditions or mode change Used when mode is RCAS ROUT_OUT Block output that is provided to a supervisory host for a back calculation to allow action to be taken under limiting conditions or mode change Used when mode is RCAS TRK_SCALE The high and low scale values engineering units code and number of digits to the right of the decimal point associated with the external tracking value TRK_VAL TRK_IN_D Discrete input that initiates external tracking Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 59 Parameter Description TRK_VAL The value after scaling from TRK_SCALE to OUT_SCALE APPLIED to OUT in LO mode FF_VAL The feedforward control input value and status FF_SCALE The high and low scale values engineering units code and number of digits to the right of the decimal point associated with the feedforward value FF_VAL FF_GAIN The feedforward gain value FF_VAL is multiplied by FF_GAIN before it is added to the calculated control output UPDATE_EVT This alert is generated by any changes to the static data BLOCK_ALM The b
73. dk eine cee ede eae ee eee ete ee 14 33 Resource block inuistm pan rumirejsmvulmermised raa tnd diel 15 Configuring the Resource block rrrvrnnnvrnervrnnnvenenvrnnnvenenvnnnnvenervnnnnrenennnnenrenenvnnenrenennnnennenen 15 RESTART satte dnne kem ed Gaten 15 EX6cutonunsnasgu uredd benet ard andelen 16 CYCLE TYPE cnn oii ABA atl dis cea eo Gees Siete elie duane 16 MEMORY Lennie ee See de 16 MAXNOLIFY Flair ee Sen 16 FEATURES is cSsccciesteiicsetsacesidecaaiectsceseahessnien T AO A 16 FROPOMS x AEEA A GEN dei ateas 16 SOFT W LOCK and HARD W LOCK rrnnnvrnervrnenvrnervrnenrenervrnenvrnervrnrnrenenvnnenrnservenenresernnnennenen 17 Field DiagnosticS ss aauangl tases det cae i eee et ee ea a ee te a get 18 Parameter List Aarau 21 3 4 Pressure Transducer block nrnnnnannvnnnnnnnvnnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenr 25 EXOCUtON its renda ra ATE aa aara Ea aeea a daaa o Aaa TESST 25 kevel Galeulation sn ussuestenssak e E a aa aa Ea aa a aA aae 27 Calibration ienser ipes eesin ui eae ea alas eor aE aA S paanu Aee a a ii taaie 28 eA Ae kaiser ee E E E A EE 29 P rameter BTE AEE E E A E A A E A A eer hr heeie epegt ones ee 30 Page x FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 5 Diagnostic Transducer block rrnsnvvnnnnnnvvnnnnnnvnnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenr 33 EFeaimsus 44v Re neues 33 Ke 1 210 EEE EE SE ER SS ed 33 Sensor General Diagnostics rrnroronrnnrnr
74. e DEV_REV Manufacturer revision number associated with the resource It is used by an interface device to locate the DD file for the resource DD_REV Revision of the DD associated with the resource It is used by the interface device to locate the DD file for the resource GRANT_DENY Options for controlling access of host computer and local control panels to operating tuning and alarm parameters of the block HARD_TYPES The types of hardware available as channel numbers The supported hardware type is SCALAR_INPUT RESTART Allows a manual restart to be initiated FEATURES Used to show supported resource block options The supported features are REPORT SOFT_WRITE_LOCK HARD_WRITE_LOCK and MULTI BIT ALARM Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 21 Parameter Description FEATURE_SEL Used to select resource block FEATURE_SEL options CYCLE_TYPE Identifies the block execution methods available for this resource The supported cycle types are SCHEDULED and COMPLETION OF BLOCK EXECUTION CYCLE SEL Used to select the block execution method for this resource MIN CYGCLE T Time duration of the shortest cycle interval of which the resource is capable MEMORY SIZE Available configuration memory in the empty resource It must be checked before starting a download NV_CYCLE_T Minimum time interval specified by the manufacturer for writing copies of NV parameters t
75. e a static parameter value in the block is changed TAG_DESC The user description of the application of the block STRATEGY It is used to identify grouping of blocks This data is not checked or processed by the block ALERT_KEY The identification number of the plant unit This information may be used in the host for sorting alarms and so on MODE_BLK The actual target permitted and normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take on Normal Most common mode for target BLOCK_ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown PV The process variable used in block execution OUT The block output value and status SIMULATE A group of data that contains the current transducer value and status the simulated transducer value and status and the enable disable bit Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 49 Parameter Description XD_SCALE Elements used to display the value obtained from the transducer block The elements are e High and low scale values EU 100 and EU 0 e Engineering units to display the value UNITS INDEX e Decimal places to display the value DECIMAL OUT_SCALE The high and low scale values
76. e device prepares for the download and goes out of the link as the memory of the device is re written with the new firmware After the restart of the device the device comes back to the link automatically However the device retains the following credentials e Retains its original Device ID e Retains only its System Management VFD in its VFD_LIST e Retains its Node Address and PD Tag e Retains its management VCR to provide access to the SMIB A ATTENTION Note that the Node Address and PD Tag does not retain when the firmware is upgraded from one version to the other H ATTENTION When the device is upgraded using Class 3 Procedure download may fail for the first time This can be detected when device comes up on the link with a device ID ending in ERR and a temporary node address In this situation the user is advised to set a permanent node address and retry the download ignoring the warning message from host Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 91 Recommendations If firmware upgrade is required for a large number of ST 700 devices the following are the guidelines 1 Only one device firmware download is allowed in a given H1 Link process Firmware download to multiple devices must happen one after another in the same link However parallel downloads can be performed to devices on different H1 links Download firmware to one device type at a time in a H1 link Th
77. e index for the calibration values CAL ACTION Used by the calibration methods to initiate a calibration on a device XD_ERROR Provides additional error codes related to transducer blocks Page 30 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description SENSOR_ISOLATOR_MTL Defines the construction material for the isolating diaphragms SENSOR_TYPE The type of sensor connected with the transducer block SENSOR_RANGE The high and low range limit values the engineering units code and the number of digits to the right of the decimal point for the sensor SENSOR_SN The sensor serial number SENSOR_CAL_METHOD The method of last sensor calibration SENSOR_CAL_LOC The location of the last sensor calibration This describes the physical location at which the calibration was performed SENSOR_CAL_DATE The date of the last sensor calibration It shows the calibration of that part of the sensor that is usually wetted by the process SENSOR_CAL_WHO The name of the person who did the last sensor calibration SENSOR_FILL_FLUID It defines the type of fill fluid used in the sensor SECONDARY_VALUE The secondary value that is related to the sensor SECONDARY_VALUE_UNIT The engineering unit to be used with the SECONDARY_VALUE SECONDARY_VALUE_TYPE The type of measurement represented by the Secondary value For ex
78. ecede desserter n de dekk ces dass nes nasa deds dess ferden ad E EE TEE TETTE CAS IN i Setpoint Bypass Feed Forward i i SP RATE DN BYPASS FF SCALE OUT HI LIM SP RATE UP FF GAIN OUT LO LIM OUT SP HI UM RCAS IN SP 1O LIM Control GAIN RESET BAL TIME RATE Status BKCAL HYS Filter PV FTIME Output Track MUDE TRK_SCALE SHED_OPT TRK_IN_D TRK_VAL Figure 9 PID block schematic diagram FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 53 Execution The Process Value to be controlled is connected to the IN input The value is passed through a filter and its time constant is PV FTIME The value is then shown as the PV which is used in conjunction with the SP in the PID algorithm A PID does not integrate if the limit status of IN input is constant or if further control action based on the PID error proceeds IN input further towards its active status limit A full PV and DV alarm sub function is provided The PV has a status although it is a contained parameter This status is a copy of IN s status unless IN is Good and there is a PV or block alarm The full cascade SP sub function is used with rate and absolute limits The block has additional control options which cause the SP value to track the PV value The SP value tracks the PV value while the block is in Actual mode of IMan LO or ROut or when the target mode of the block is MAN The block provides a swi
79. ed block s static revision parameter is incremented each time a static parameter attribute value is changed In addition the associated block s static revision parameter is incremented if a static parameter attribute is written but the value is not changed The FBAP supports two types of alarms block alarms and process alarms A block alarm is generated whenever the BLOCK_ERR has an error bit set The types of block error for the AI block are shown in Table 3 The following alarms are supported by each function block Block Alarms Table 3 Bit mapping of the BLOCK_ERR Block_ERR Block Alarms Description Bit 0 Other Least significant bit LSB NOTE It is not applicable to the transmitter 1 Block Configuration A feature in FEATURES SEL is set that is not error supported by features or an execution cycle in CYCLE_SEL is set that is not supported by CYCLE_TYPE 2 Link Configuration error If the link is not configured properly 3 Simulation Active The jumper or switch that enables simulation within the resource is ON The individual I O function blocks disable the simulation 4 Local Override The block output is being set to track the value of the track input parameter NOTE It is not applicable to the transmitter 5 Device Fault State Set If the Device Fault State condition is True NOTE It is not applicable to the transmitter Page 12 FOUNDATION Fieldbus ST 700 Pressure Tran
80. ed for all configuration hardware and connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status attribute After the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed TRANSDUCER_DIRCTORY A directory that specifies the number and starting indices of the transducers in the transducer block TRANSDUCER_TYPE Identifies the transducer that follows COLLECTION_ DIRECTORY A directory that specifies the number starting indices and DD Item IDs of the data collections in each transducer block PRIMARY_VALUE The measured value and status available to the function block PRIMARY_VALUE_TYPE The type of measurement represented by the primary value PRIMARY_VALUE_RANGE The high and low range limit values the engineering units code and the number of digits to the right of the decimal point to be used to display the final value CAL_POINT_HI The highest calibrated value CAL_POINT_LO The lowest calibrated value CAL_MIN_SPAN The minimum calibration span value allowed This minimum span information is necessary to ensure that when calibration is done the two calibrated points are not too close together CAL_UNIT The Device Description engineering units cod
81. er s Guide Page 85 Attributes Supported The block supports the following modes Modes e AUTO Automatic e MAN Manual e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Status OUT_1 shows the status of IN_1 and OUT_2 shows the status of Handling IN 2 The sub status is also passed to the outputs If one of the curve limits is reached or the input is limited the appropriate limit must be indicated in the output sub status Limits shall be reversed if the curve slope is negative If SWAP_2 is set cascade initialization is controlled by the lower block When this block is in OOS mode the cascade to both the lower and upper blocks is broken by Bad status at the outputs When the block goes to AUTO mode the lower block can begin cascade initialization with status values that pass through this block to the upper block The output status signals from the upper block pass through this block to the lower block The block does not use STATUS_OPTS 3 14 Configuring the transmitter using Field Device Manager FDM system The transmitter can be configured through Field Device Manager by using DTM For more information refer the FDM manual EP FDM 11430 EP FDM 11410 Page 86 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 4 ST 700 FF Pressure Transmitter Operation 4 1 Operational considerations There are a number of consideratio
82. escription ST_REV The revision level of the static data associated with the function block The revision value increments each time a static parameter value in the block is changed TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks This data is not checked or processed by the block ALERT_KEY The identification number of the plant unit This information may be used in the host for sorting alarms etc MODE_BLK The Actual Target Permitted and Normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take on Normal Most common mode for target BLOCK_ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown OUT The block output value and status OUT_RANGE High and low scale values engineering units code and number of digits to the right of the decimal point associated with OUT GRANT_DENY Options for controlling access of host computers and local control panels to operating tuning and alarm parameters of the block Not used by device STATUS_OPTI It helps to select options for status handling and processing The ONS supported status option for the integrator block is Use Uncertain as Good Uncertain if MAN mode IN 1 The block input value and status IN
83. evice not visible on the network Device may have a node address that is within the unpolled range of addresses No power to the device Insufficient current to the device More than two or less than two terminators are wired to fieldbus link Insufficient signal to the device Names of parameters are not visible Revision 2 0 Verify the following settings e First Unpolled Node e Number of Unpolled Nodes Measure the DC voltage at the device s SIGNAL terminals Voltage must be within the limits Measure the DC current to the device The DC current must be within the limits Check to see that only two terminators are present on a link Measure the peak to peak signal amplitude The output must be 0 75 to 1 0 Vp p Measure the signal on the and SIGNAL terminals and at a frequency of 31 25k Hz Missing or incorrect version of Device Description file on host computer FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Recommended action Set Number of Unpolled Nodes to 0 If no voltage or voltage is out of operating limits determine the cause and correct it If the current is insufficient determine the cause and correct it Correct if necessary If the signal amplitude is insufficient determine the cause and correct it Check the path to the Device Description Load correct version of DD Page 95 Incorrect or non compatible tools If non compat
84. fers to the sensor limits e Propagate Fault Forward If the status from the sensor is Bad Device failure or Bad Sensor failure propagate it to OUT without generating an alarm The use of these sub status in OUT is determined by this option Through this option the user may determine whether alarming sending of an alert is done by the block or propagated downstream for alarming e Uncertain if Limited Set the output status of the Analog Input block to uncertain if the measured or calculated value is limited e Bad if Limited Set the output status to Bad if the sensor is violating a high or low limit e Uncertain if MAN Mode Set the output status of the Analog Input block to uncertain if the actual mode of the block is MAN Page 52 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 9 Revision 2 0 Proportional Integral Derivative PID block with auto tune The PID block is the key to many control schemes and it is commonly used The PID function integrates the errors If there is difference in process time constants of a primary process and secondary process measurement then the block can be cascaded if required Auto tuning is a feature that tunes the PID constants as per the process automatically IN BKCAL_IN CAS_IN BKCAL_OUT RCAS_IN OUT ROUT_IN RCAS OUT TRK IN D ROUT OUT TRK VAL FF VAL Figure 8 PID block BKCAL OUT BKCAL IN ROUT IN TAE Wace s
85. ges the Transmitter operating parameters For offline configuration Transmitter operating characteristics are entered into the handheld memory for subsequent downloading to a Transmitter FF Connection Figure 18 Connecting the transmitter to the handheld FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 4 3 Performing block instantiation About block instantiation A block instance is a copy of an available block in the device say for example AI block There are totally 11 permanent blocks and only three blocks support instantiation in a device The three blocks that support instantiation are Input Selector block Signal Characterizer block and Analog Input block Two instances of the Analog Input block can be instantiated while the Input Selector block and Signal Characterizer block can be instantiated only once respectively A block can be instantiated or deleted Before block instantiation the device checks whether the particular block is supported and if there is sufficient memory to store the parameters After Instantiation the instantiated block must be loaded into the device and then the strategies can be created A ATTENTION Note that only two blocks can be instantiated at a time For example you can instantiate two Al blocks or one Input Selector and one Signal Characterizer block Block instantiation using Experion PKS The following are the steps for performing block instantiation
86. gy A control strategy is an organized approach to define a specific process using detailed information to e create control modules in an associated controlled environment e configure function blocks to enable control applications and e runs in a control software infrastructure To build a control strategy a Control Module CM must be created where function blocks are inserted and connected with other function blocks Creating control strategy For information on creating control strategy refer to the corresponding DCS document H ATTENTION When control strategy is loaded by deselecting the partial download option in the Experion parameter check errors will appear Ignore the errors and continue the loading of control strategy Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 11 3 2 Configuring the function block application process About the Function Block Application Process FBAP The transmitter has one resource block four transducer blocks and six function blocks respectively The DD View feature supports all the 11 permanent blocks The FBAP provides the block related information in a much more organized way The FBAP defines blocks to represent different types of application functions In addition the blocks have a static revision parameter The revision level of the static data is associated with the function block To support tracking changes in static parameter attributes the associat
87. h respect to operating controls displays and mechanical installation An ST 700 FF pressure transmitter can be digitally integrated with one of two systems e Experion PKS you need to supplement the information in this document with the data and procedures in the Experion PDF Collection Release Information Document Name ID Release Publication Date Number ST 700 Pressure Transmitter User s Guide 34 ST 25 48 First Release 1 0 February 2013 2 0 July 2014 References The following list identifies all documents that may be sources of reference for material discussed in this publication ST 700 SmartLine Pressure Transmitter User Manual 34 ST 25 44 SmartLine Pressure Transmitter Quick Start Installation Guide 34 ST 25 36 ST 800 amp ST 700 SmartLine Pressure Transmitter w HART Comms Safety Manual 34 ST 25 37 ST 700 Series HART DE Option User Manual Document 34 ST 25 47 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page iii Patent Notice The Honeywell ST 700 SmartLine Pressure Transmitter family is covered by one or more of the following U S Patents 5 485 753 5 811 690 6 041 659 6 055 633 7 786 878 8 073 098 and other patents pending Support and Contact Information For Europe Asia Pacific North and South America contact details see back page or refer to the appropriate Honeywell Solution Support web site Honeywell Corporate www honeywellprocess com Ho
88. he block is not executing Transmitter Diagnostics Transmitter faults are grouped into one of these three diagnostic categories and could cause the following results 1 Non Critical Fault Transmitter continues to calculate PV output 2 Critical Fault Transmitter drives PV output to failsafe state 3 Block Configuration Errors Incorrect parameter values causes the transmitter to generate a fault for example BLOCK_ERR or MODE_BLK OOS A description of each condition in each category is provided in Table 32 Table 33 and Table 34 The condition is described a probable cause is stated and a recommended corrective action is given for each fault Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 111 Function Block Faults Checking the status and values of key block parameters helps in identifying the type of function block fault whether it is critical or non critical Table 32 helps in identifying the type of function block fault and provides corrective action to restore normal operation Table 32 Identifying Critical and Non critical Function block faults Block Parameter Value Fault Action Type AI OUT Bad sensor Critical See Al BLOCK_ERR for message failure See Table 3 for details on BLOCK_ERR See BLOCK_ERR of all blocks in device for message See Table 34 STATUS Bad device Critical See Al BLOCK_ERR for message failure See Table 3 See BLO
89. ible versions of fieldbus software tools are used such as Standard Dictionary or Device Description DD files or if you are using the incorrect revision level of device firmware then device objects or some block objects may not be visible or identified by name See the following table for the possible causes and recommended actions Device and or block objects not identified Unknown Or Parameters are not visible or identified by name Or Honeywell defined parameters are not visible Possible cause Things to check Recommended action Incorrect Standard Verify that the Standard Install the compatible version of Standard Dictionary Device Dictionary the DD or symbols Dictionary and DD for the device on the Description DD or files are correct for the device host computer Symbols on host computer Incorrect pathnames to Check that the pathnames to Make sure that the pathnames of the descriptions on host locations of the Standard Standard Dictionary and DD are in the computer Dictionary and DD files on the correct location for the fieldbus software host computer are correct application Incorrect version of Read the following Resource Perform a code download of the correct device firmware block parameters device firmware See section 5 2 e DEV_REV contains the revision level of the resource block DD_REV contains the revision level of the resource block Page 96 FOUNDATION Fieldbus ST 700 Pressure Transmitte
90. ibration and Transmitter Electronics H ATTENTION The PV s and core temperature diagnostics is tracked in 7 ways Maximum in lifetime Minimum in lifetime e Accumulated time above a limit e Accumulated time below a limit e Time stamp of last transition above a limit e Time stamp of last transition below a limit Execution Sensor The block has Sensor and Device diagnostics The block is executed as follows Sensor Diagnostics Revision 2 0 Sensor Diagnostics has two components Sensor Diagnostics and Sensor Voltage diagnostics These are updated based on the selection in the Upload Track Data The device updates the PV tracking data of sensor module and processes the rest of the diagnostic data such as electronic temperature Time in Servic etc PV diagnostics and Sensor Core temperature diagnostics are displayed in the Sensor Diagnostics record based on the selection in the Upload Track Data Maximum Value and Minimum Value are the maximum and minimum values reached during the life time of the device Process Variable Unit is the engineering unit of the process variable currently under use The Over Range Counter is the accumulation of minutes that device s PV or Sensor Core temperature has been above the value of maximum specification limit less 10 of range Example for pressure for range of 800inH20 to 800inH20 800 inH20 160 inH20 640 inH20 The Over Range Date is the date and time when the PV or Sensor Core te
91. ic and mass flow The block is supported only by the Differential Pressure DP transmitter FLUID FLOW rem FLOW CHANNEL BLOCK TRANSDUCER BLOCK MEASUREMENT Figure 5 Flow Transducer Block A ATTENTION If XD Transducer primary value type is not Differential Pressure the block raises a block configuration error and must not be used Absolute and Gauge Pressure units are not supported by the block Execution The flow transducer block calculates the flow rate based on the rated flow input provided with the specified standard FF units The rated flow refers to the fluid flow rate at the rated pressure which is the URV of the transmitter The output of the flow is channelized through the AI block so that the other function blocks like integrator block can use it to totalize the flow The equation used for Flow transducer block is Fa WAP F VAP Fury JAPzar F E VAP rm Where e F Flow F in specified units e Furv Rated flow or design flow at Rated Pressure URV in same units e AP Orifice delta P This is available from Pressure Basic Block PV e APurv Design orifice delta P This is the URV AP of the transmitter Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 43 The assumptions for using this equation are 1 The density of the fluid is close to design or error in the flow measurement due to density changes are within acceptable limits 2 The orifice is designed for service and transmit
92. ils FD_OFFSPEC_PRI Designates the alarming priority of the OFFSPEC_ALM The valid range is 0 15 FD_OFFSPEC_MAP Mapped OFFSPEC_ALM alarm conditions Corresponds bit for bit to the OFFSPEC_ACTIVE A bit on implies that the corresponding alarm condition is Mapped and detected A bit off means the corresponding alarm condition is disabled and is not detected FD_OFFSPEC_MAS K Mask of OFFSPEC_ALM It corresponds to the bit of bit to OFFSPEC_ACTIVE A bit on implies that the condition is masked out from alarming FD_OFFSPEC_ACTI VE Enumerated list of offspec conditions within a device FD_OFFSPEC_ALM Alarm indicating offspec alarms These conditions do not have a direct impact on the process or device integrity Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 23 Parameter Description FD_CHECK_PRI Designates the alarming priority of the CHECK_ALM The valid range is 0 15 FD CHECK MAP Mapped CHECK ALM alarm conditions Corresponds bit for bit to the CHECK ACTIVE A bit on means that the corresponding alarm condition is Mapped and is detected A bit off means the corresponding alarm condition is disabled and is not detected FD CHECK MASK Mask of CHECK ALM It corresponds to the bit of bit to CHECK ACTIVE A bit on means that the condition is masked out from alarming FD CHECK ACTIVE Enumerated list of check conditions within a
93. ing so that multiple errors may be shown OUT_1 The block output value and status OUT_2 The block output value and status X_RANGE The display scaling of the variable corresponding to the x axis for display It has no effect on the block Y_RANGE The display scaling of the variable corresponding to the y axis for display It has no effect on the block GRANT_DENY Options for controlling access of host computers and local control panels to operating tuning and alarm parameters of the block Not used by the device IN 1 The block input value and status IN 2 The block input value and status SWAP 2 Changes the algorithm in such a way that IN 2 corresponds to y and OUT 2to x CURVE X Curve input points The x points of the curve are defined by an array of 21 points CURVE Y Curve input points The y points of the curve are defined by an array of 21 points UPDATE EVT This alert is generated by any changes to the static data BLOCK ALM The block alarm is used for all configuration hardware connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the active status in the status parameter As soon as the Unreported status is cleared by the alert reporting task other block alerts may be reported without clearing the active status if the subcode has changed Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter Us
94. ional information The symbol appears next to required information in the manual WARNING Indicates a potentially hazardous situation which if not avoided could result in serious injury or death WARNING symbol on the equipment refers the user to the product manual for additional information The symbol appears next to required information in the manual WARNING Risk of electrical shock Potential shock hazard where HAZARDOUS LIVE voltages greater than 30 Vrms 42 4 Vpeak or 60 VDC may be accessible ESD HAZARD Danger of an electro static discharge to which equipment may be sensitive Observe precautions for handling electrostatic sensitive devices Protective Earth PE terminal Provided for connection of the protective earth green or green yellow supply system conductor Functional earth terminal Used for non safety purposes such as noise immunity improvement NOTE This connection shall be bonded to Protective Earth at the source of supply in accordance with national local electrical code requirements Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page v Symbol Definition Earth Ground Functional earth connection NOTE This connection shall be bonded to Protective Earth at the source of supply in accordance with national and local electrical code requirements Chassis Ground Identifies a connection to the chassis or frame of the equipment shall be bonded to Protective Earth
95. is reduces the chance for unknown interactions between devices to cause link issues or download failures Reduce usage of DTM through tools like FDM in the H1 link This reduces the traffic on the link and therefore reduces the time required for the download to complete Parallel Firmware downloads from single Control Builder Firmware downloads to a single FIM should be done from single Control Builder instance This reduces the chance of initiating multiple downloads to the same H1 link from different users FF segment design the choice of devices to connect to a FF segment must consider the maximum current draw of those devices as well as the potential for inrush current during power up For reference the ST 700 provides the following e Max current draw observed during firmware download 28 mA e Normal quiescent current 18 mA e Inrush when powered on 28 mA Downloading the File The firmware file to be downloaded is called as Gendomain file and have the file extension ffd File Name The file name is constructed as follows Manufacturer ID _ Device Type _ Domain Name _ Software Name _ Software Revision ffd where FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Page 92 Revision 2 0 e Manufacturer ID is represented as six hexadecimal digits leading and trailing zeroes are included e Device Family is re
96. is sent directly to the output CAS_IN The remote setpoint value from another block SP_RATE_DN Ramp rate for downward SP changes When the ramp rate is set to zero the SP is used immediately SP RATE_UP Ramp rate for upward SP changes When the ramp rate is set to zero the SP is used immediately SP HI LIM The highest SP value allowed SP LO LIM The lowest SP value allowed GAIN The proportional gain value This value cannot 0 RESET The integral action time constant BAL TIME The specified time for the internal working value of bias to return to the operator set bias Also used to specify the time constant at which the integral term moves to obtain balance when the output is limited and the mode is AUTO CAS or RCAS RATE The derivative action time constant BKCAL IN The analog input value and status from another block s BKCAL OUT output that is used for backward output tracking for bump less transfer and to pass limit status OUT HI LIM The maximum output value allowed OUT LO LIM The minimum output value allowed BKCAL HYS The amount the output value must change away from its output limit before limit status is turned off BKCAL OUT The value and status required by the BKCAL IN input of another block to prevent reset windup and to provide bump less transfer of closed loop control RCAS IN Target setpoint and status that is provided by a supervisory host Used when mode is RCAS ROUT_IN Target output and status that is provi
97. ite lock To Set the Jumper to Disable the Read and Write lock In this mode perform Read and Write operation OFF position on the Transducer board Read amp Write or ON Enable the Write lock In this mode read operation can be performed but the write operation is disabled ON position on the Transducer board Read only Ca OFF ON FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Sales and Service Sales and Service For application assistance current specifications pricing or name of the nearest Authorized Distributor contact one of the offices below ASIA PACIFIC Honeywell Process Solutions TAC hfs tac support honeywell com Australia Honeywell Limited Phone 61 7 3846 1255 FAX 61 7 3840 6481 Toll Free 1300 36 39 36 Toll Free Fax 1300 36 04 70 China PRC Shanghai Honeywell China Inc Phone 86 21 5257 4568 Fax 86 21 6237 2826 Singapore Honeywell Pte Ltd Phone 65 6580 3278 Fax 65 6445 3033 South Korea Honeywell Korea Co Ltd Phone 822 799 6114 Fax 822 792 9015 EMEA Honeywell Process Solutions Phone 80012026455 or 44 0 1344 656000 Email Sales FP Sales AppsQ Honeywell com or TAG hfs tac support honeywell com AMERICA S Honeywell Process Solutions Phone TAC 1 800 423 9883 or 215 641 3610 Sales 1 800 343
98. larm condition HI PRI The priority of the HI alarm HI LIM The setting for the alarm limit used to detect the HI alarm condition LO PRI The priority of the LO alarm LO LIM The setting for the alarm limit used to detect the LO alarm condition LO LO PRI The priority of the LO LO alarm LO LO LIM The setting for the alarm limit used to detect the LO LO alarm condition HI HI ALM The HI HI alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm HI ALM The HI alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm LO ALM The LO alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm LO LO ALM The LO LO alarm data which includes a value of the alarm a timestamp of occurrence and the state of the alarm Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 51 Attributes Supported Modes The block supports the following modes e AUTO Automatic e MAN Manual e OOS Out of Service Alarm Types The block supports standard block alarms see section 3 2 Additionally it supports standard HI HI HI LO and LO LO alarms applied to OUT Status Handling Uncertain EU Range Violation status is always set if the OUT value exceeds the OUT SCALE range and no worse condition exists The following options from STATUS OPTS apply where Limited re
99. le or at rates greater than the NV_CYCLE_T interval This consideration helps to minimize the possibility of NVM wear out In the case of MODE this must 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 Mode Restricted Writes to Parameters Some block parameters have restrictions on having write access to them These are specified in the FF specifications Writing to certain function block parameters are restricted based on the block s Target and or Actual mode Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 87 4 2 Page 88 Configuration of the transmitter using Handheld HH Figure 18 graphically represents the connection of the transmitter to the handheld Each transmitter includes a configuration database that stores its operating characteristics in a non volatile memory The handheld is used to establish and or change selected operating parameters in a Transmitter database The process of viewing and or changing database parameters is called configuration Configuration can be accomplished both online and offline with the Transmitter powered up and connected to the handheld The online configuration immediately chan
100. link operational The LAS executes the link schedule circulates tokens distributes time messages and probes for new devices LP Low Pressure also Low Pressure side of a Differential Pressure Transmitter LRL Lower Range Limit LRV Lower Range Value Macrocycle The least common multiple of all the loop times on a given link mAdc Milliamperes Direct Current Manufacturer s Signal A term used to describe signal processing in a device that is not defined by FF Processing specifications mmHg Millimeters of Mercury mV Millivolts Network Management Network Management Agent Network Management Information Base Nm NPT NVM Object Dictionary Objects P Pa Parameters Pc Pd Pdp Pf PM A part of the software and configuration data in a Foundation Fieldbus device that handles the management of the network Part of the device software that operates on network management objects A collection of objects and parameters comprising configuration performance and fault related information for the communication system of a device Newton Meters National Pipe Thread Non Volatile Memory Definitions and descriptions of network visible objects of a device There are various object dictionaries within a device The dictionaries contain objects and their associated parameters which support the application in which they are contained Entities within the FBAP such as blocks alert objects trend objects parameters displ
101. lock If failure is still present replace transmitter electronics module Page 115 6 5 Understanding simulation mode About simulation mode jumper If the process is not running a simulation mode is available in the transmitter which aids in system debug When simulation mode is enabled the SIMULATE parameter in the AI block provides a user selected value as the input to the AI block Setting simulation jumper A hardware jumper on the transducer board is set to enable or disable the SIMULATE parameter See Figure 19 for jumper location Table 35 shows how to set the simulation jumper on the transducer board Page 116 Simulation and Security A Honeywell Simulation and Write Lock Write Lock Simulation Simulation Disable OFF ON Simulation Enable Uniocked v Disabled 7 Figure 19 Simulation Jumper Location on Transducer Board FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Table 35 Setting the Simulation Jumper To Set the Jumper to Disable the SIMULATE parameter OFF position on the Transducer board Set transmitter for normal operation Simulation Disable Enable the SIMULATE parameter ON position on the Transducer board For testing or debugging purposes Simulation Enable Ce OFF ON Enabling simulation mode The SIMULATE parameter is enabled by se
102. lock alarm is used for all configuration hardware connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the active status in the status parameter As soon as the Unreported status is cleared by the alert reporting task and other block alert may be reported without clearing the Active status if the subcode has changed ALARM_SUM The summary alarm is used for all process alarms in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status parameter As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed ACK_OPTION Used to set auto acknowledgment of alarms ALARM_HYS The amount the alarm value must return to within the alarm limit before the associated active alarm condition clears HI_HI_PRI The priority of the HI HI Alarm HI HI LIM The setting for the alarm limit used to detect the HI HI alarm condition HI PRI The priority of the HI alarm HI LIM The setting for the alarm limit used to detect the HI alarm condition LO_PRI The priority of the LO alarm LO_LIM The setting for the alarm limit used to detect the LO alarm condition LO LO PRI The priority of the LO LO alarm LO LO LIM The setting for the alarm limit used to detect the LO LO alarm condition
103. lock that reads the channel with this value Electronics housing temperature Electronics housing temperature is the value and status of the temperature of the electronic housing The units can be changed as desired The engineering units must match the units selected in the parameter XD SCALE of the Analog Input block that reads the channel with this value Page 26 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Level Calculation Revision 2 0 The transmitter has the ability to put the measured pressure value through a fifth order polynomial equation This calculation allows the transmitter to closely approximate the level of an irregularly shaped tank or vessel Enabling the Level Calculation When the channel is fluid level calculation is enabled in AI block Parameters used in the Level Calculation The following parameters are used do the level calculation and these values are derived from the particular application e LEVEL_COEFF contains an array of floating point values coefficients to be used in the equation e TANK RANGE contains the upper and lower ranges of the tank measurements that is for a full and empty tank and the engineering units LEVEL_COEFF Parameter The LEVEL_COEFF parameter contains the coefficients used in the polynomial level equation These coefficients must be generated for the application In addition the result of the calculation is expressed in percent If the AI blo
104. mperature last passed above the value of maximum specification limit less 10 of range Example for pressure for range of 800inH20 to 800inH20 800 inH20 160 inH20 640 inH20 Under Range Counter is the accumulation of minutes that device s PV or Sensor Core temperature has been below the value of minimum specification limit plus 10 of range Example for pressure for range of 800inH20 to 800inH20 800 inH20 160 inH20 640 inH20 Under Range Date is the date and time when the PV or Sensor Core temperature pressure last passed below the value of minimum specification limit plus 10 of range Example for pressure for range of 800inH20 to 800inH20 800 inH20 160 inH20 640 inH20 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 33 The Sensor Voltage Diagnostics are also updated based on the selection in the Upload Track Data Max AVDD and Min AVDD are the maximum and minimum values of the VDD recorded by the sensor module in its life time and Max AVDD Time stamp and Min AVDD Time stamp are the corresponding time stamps at maximum and minimum values Sensor General Diagnostics A ATTENTION Note that the sensor stress monitor is different from the device stress monitor The stress monitor of the sensor depends on other parameters such as pressure temperature and meterbody temperature Stress monitor It is the amount of time the device has been used under stressful conditions For example
105. ms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 101 Troubleshooting the Analog Input Al block Table 24 Analog Input block Problem cause Things to check Recommended action Analog Input block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Read WRITE_LOCK parameter in resource block Check if device is in Write Protect mode If WRITE_LOCK Locked 2 Change Write Protect jumper to W position See section 6 6 Reset the device Cycle power to transmitter or write Processor to RESTART parameter in Resource block Schedule Block is not scheduled and therefore cannot execute to go to Target Mode Schedule the block to execute Analog Input block mode is in OOS mode with Block Configuration Error Read CHANNEL parameter and range CHANNEL must be set to a valid value and cannot be left at the initial value of zero XD_SCALE UNITS_INDX must be compatible with the units in the transducer block for the channel Read L_TYPE parameter L_TYPE must be set to Direct Indi
106. ms are not Read FEATURE_SEL Reports are not selected in reported FEATURE_SEL If features do not include Reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 103 Troubleshooting the Input Selector block Table 26 Input Selector block Problem Cause Things to check Recommended Action Input Selector block mode Read Add AUTO mode to is in OOS and does not MODE_BLOCK PERMITTED MODE_BLOCK PERMITTED change to AUTO mode Read MODE_BLOCK ACTUAL of If necessary Set Resource block MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Schedule Block is not scheduled and therefore cannot execute to go to Target Mode Schedule the block to execute Input Selector block mode Check SELECT_TYPE SELECT_TYPE must be set to a valid is in OOS mode with value and cannot be left at 0 Block configuration Error Status of output is Bad Check Inputs Make sure at least one input has status as good Check OP_SELECT OP_SELECT is not set to 0 or it is linked to an input that is not used and it points to an input that is Bad Check MIN_GOOD Make sure that value entered in MIN_GOOD is greater or equal to actual number of Good inputs Block alarms are not Read FEAT
107. nction Block Application of the resource Block connections and calculation results proceeds normally but the configuration is locked A hard write lock is provided by a jumper in the device as indicated in the FEATURES bit string Clearing WRITE_LOCK generates the discrete alert WRITE_ALM at the WRITE_PRI priority If the soft write lock bit is not set as True in the features bit strings the writing to the parameter WRITE_LOCK is rejected by the device For devices that support hard write lock and have the associated FEATURE_SEL attribute enabled the parameter WRITE_LOCK is only an indicator of the state of write lock The writing to WRITE_LOCK is rejected by the device Software write lock To activate write lock the soft write lock supported bit in FEATURE_SEL must be set and then set the WRITE_LOCK to locked To deactivate write lock set the WRITE_LOCK to unlocked Hardware write lock To activate write lock the hard write lock supported bit in FEATURE_SEL must be set and additionally the write lock jumper must be in the correct position as determined by the manufacturer When this is detected by the device WRITE_LOCK is set to locked If hard write lock is enabled in FEATURE_SEL the configured value of soft write lock has no impact on device operation To deactivate write lock the jumper must be changed as FEATURE_SEL is not writeable during write lock Once the device detects the change in jumper position the write lock is disabled
108. neywell Process Solutions www honeywellprocess com pressue transmitters Training Classes http www automationccollege com Telephone and Email Contacts Area Organization Phone Number United States 1 800 343 0228 Customer Service and Canada Honeywell Inc 1 800 423 9883 Global Technical Support Global Email Honeywell Process ask ssc honeywell com Support Solutions Page iv FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Symbol Definitions The following table lists those symbols used in this document to denote certain conditions Symbol Definition Heo a CAUTION gt gt b gt gt 9 ATTENTION Identifies information that requires special consideration TIP Identifies advice or hints for the user often in terms of performing a task REFERENCE EXTERNAL Identifies an additional source of information outside of the bookset REFERENCE INTERNAL Identifies an additional source of information within the bookset Indicates a situation which if not avoided may result in equipment or work data on the system being damaged or lost or may result in the inability to properly operate the process CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices CAUTION symbol on the equipment refers the user to the product manual for addit
109. ng but status of OUT parameter is Uncertain alarm status inaccurate Transducer block parameter CAL_SOURCE NONE or a value of 1 using default characterization values Recalibrate transmitter See Calibration Recalibrate transmitter Excess span correction correction at CAL POINT HI is greater than 5 of CAL POINT HI See Calibration Recalibrate transmitter Excess zero correction correction at CAL POINT LO is greater than 5 of the URL characterized range of the sensor See Calibration for Zero Correct Meter body overload pressure input is greater than two times the rated sensor pressure Reduce pressure at sensor Check range and if required replace the transmitter with one that has a wider range PV value of transducer block is outside range of XD SCALE When Al block CHANNEL 1 OR OUT value of Al block is outside of OUT SCALE range Meter body may have been damaged Check the transmitter for accuracy and linearity Replace the meter body and recalibrate if needed Al block is executing but status of OUT parameter is One of the following Al alarms is active in ALARM_SUM CUR RENT HI HI HI LO LO LO OUT has crossed the corresponding limit HI HI LIM HL LIM LO LIM LO LO LIM and is either still past the limit or is in the hysteresis range ALARM HYS is the percentage of OUT SCALE that is used for alarm hysteresis Reduce the
110. nnnnnnnnnnnnnnnnnnnnnnnnnnnr 95 Device not visible on the network rurrsrenrnnnvrnrnrnvrnnnrrvrnnnennvrnrrrnvnnerenvrenrenennsrrsrenererrnesennen 95 Incorrect Or non compatible tools 0 0 ee eeseeeeeeeeeeeeneeeeeeeaeeeeenaeeeeeeaeeeeeeaeeeteaeeteneneeereeaaes 96 6 3 Troubleshooting blocks rrrnsnnvennnnnnvnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnneenn 97 Non functioning Blocks 2 kusk Holand ikke ee a a 97 Troubleshooting block configuration errors rrrrrrrrrnnvrnrrrvrnnrrnvrennennvrnrrrnvrnesersrnnrenvansrrnnnnn 97 Troubleshooting the Resource block rrrrnvrnnnvnvrnnnnnnvrnnrrnrrnnnrnnrennennvnnrrrnnnnnsenrensennvrnsernnnnn 97 Troubleshooting the Pressure Transducer DIOCK cccccccceceeeeeeeeeeeeneeeeeeeeeesenneeeeeeeeeeeees 98 Troubleshooting the Diagnostics Transducer DIOCK cccceeeeeeeeeeeeeeeeeeeteeenneeeeeeeeeeeees 99 Troubleshooting the Flow Transducer DIOCK eeseeeeeeneeeeeseeeeeeeneeeeeeeaeeetenaeeeeneneeeeeee 100 Troubleshooting the LCD Transducer block ceecceeeeeeeeeeeeeeeeeeeeeeeeeeneeeseeeeneeesneeeeneeee 101 Troubleshooting the Analog Input Al block rsrrrnnnnvrnrnrnvrnnnrrvrennnenvrnrnrnnrnererrrnnnrenvrnnerrne 102 Troubleshooting the Proportional Integral Derivative PID block 103 Troubleshooting the Input Selector block 0 0 2 eecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeseneeeeeeeeneeesieeeeneeee 104 Troubleshooting the Integrator block rrnrrnrrrv
111. nnnrnnenenernrnnenrnernrnne 87 Mode Restricted Writes to Parameters murrrvnnvnnvvnnnvnvrnnnennrrnnernvnnerrrrnnrennrrerersvrnnrsrsrnerenn 87 4 2 Configuration of the transmitter using Handheld HH 1sscsseeeses 88 4 3 Performing block instantiation rrrnnnvvnnnnnnvnnnnnnnvvnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnenr 89 About block instantiation ienn ske insidensen cessed kake ceded see 89 Block instantiation using Experion PKS usnrvnenrnronvnnenrnnenrnnenvnnenrnnenrnrsnrnnsnrnsenrnsenresenrnsenrenen 89 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page xi 5 ST 700 FF PRESSURE TRANSMITTER MAINTENANCE 91 5 1 Replacing the Local Display and Electronic Assembly 00 91 5 2 Downloading the firmware ssrrnnnannvnnnnnnnvnnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenr 91 About firmware download feature ccccccceeeeeeeeeceeeeeeeeeecceeeeeeeeeseceaaeeeeeeteeesnaeeeeeeeeeeee 91 CIASS 3 i152 eee 91 Recommendationsi v u ivniessndde ea ieee eevee dee stedene dreie ieee eevee eee eee teen gees 92 Downloading the File kirsse gen eten Sie ion senter eske rime oe Bad 92 6 ST 700 FF PRESSURE TRANSMITTER TROUBLESHOOTING 94 6 1 Troubleshooting Overview rsssrrnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnneenn 94 Device status and faults nininini e a a a ea 94 6 2 Troubleshooting the transmitter rrrrnannvnnnnnnnvnnnnnnnvnnnnnnn
112. not have a direct impact on the device s primary functions e OFFSPEC_MASK parameter masks any of the failed conditions listed in OFFSPEC_MAPPED A bit on means the condition is masked out from alarming and is not reported e OFFSPEC_PRI parameter designates the alarming priority of the OFFSPEC_ALM The default is 0 e OFFSPEC_ACTIVE parameter displays the offspec alarms that are active e OFFSPEC_ALM parameter indicates offspec alarms These conditions do not have a direct impact on the process or device integrity RECOMMENDED_ACTION The RECOMMENDED ACTION parameter displays a text string that give a recommended course of action to take based on which type and which specific event of the alarms is active FD_SIMULATE When simulation is enabled the Field Diagnostics conditions are taken from the Diagnostic Simulate Value or else the conditions are taken from Diagnostic Value and the RECOMMENDED_ACTION parameter displays the text as Simulation Active A ATTENTION Note that FD_SIMULATE can be enabled only if the simulation jumper is enabled in the device For more information refer section 6 5 Page 20 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 MAINTENANCE_MODE It indicates if the device is available for maintenance When the resource block is in AUTO mode MAINTENANCE_MODE parameter displays the text as Chk with Oper that is the device is in process and is not available for main
113. not include reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Page 106 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Troubleshooting the Signal Characterizer block Table 29 Signal Characterizer block Problem cause Things to check Recommended action Signal characterizer block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Mode does not change from OOS Configuration error BLOCK_ERR shows the Block Configuration Error condition due to array configuration errors Value of output is incorrect Error in X or Y array See section 3 Block alarms are not reported Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 107 Resolving the block configuration errors Table 30 lists the parameters of all the blocks that can cause the st
114. ns that must be noted when configuring a transmitter to operate in a fieldbus network LAS Capability The transmitter is capable of operating as the Link Active Scheduler LAS The LAS is a fieldbus feature which controls traffic on the network such as controlling 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 transmitter can be designated as LAS in the event of a failure of the primary LAS control in the field could continue A ATTENTION Note that the transmitter can be used only as backup LAS Special Non volatile parameters and NVM Wear out 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 parameters are updated to NVM each time they are written over the fieldbus MODE TARGET for all blocks e SP VALUE for the PID block Since these are user written parameters these additional updates to NVM contribute negligibly to NVM wear out However users are cautioned to not construct control configurations where the above parameters are written continuously via a computer application for examp
115. nvnnnnnnnvnnnnnnnvnnnnnnnvnnnnnnnnennnnnnnennnnnner 3 2 GETTING STARTED iiss a a aa a aiarar aea 5 2 1 Verifying the installation runnnvonnnnnnvvnnnnnnvnnnnnnnvnnnnnnnvnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnenr 5 Verifying transmitter installation tasks cee eeeseeeeeneeeeeeneeeeeenaeeeeeeaeeeeseaeeeeeeeaeeeeseeeeeseaeees 5 2 2 Verifying communication with the transmitter rrrnnnvvrnnnnnvnvnnnnnvnnnnnnnnnennr 6 identify the transmitter vass ae eh that sen negefekeketedgste ia ee as 6 2 3 Establishing communication with host SYStems rrnnnavvrnnnnnvnnnnnnnvnnnnnnnnnenn 7 Device Description DD Luis vatn tenes rennene den aie ean dte aner enk 7 Enhanced Device Description EDD rrnrnnnnvnnnnrnvennnvnvrnnnnnnvnnnervvennnrnvrersrnnrnerersrenssnnernssrnvnne 7 Device Type Manager DTM cesscceeesseeeeeeneeeeeseeeeeeneeeeeeeaeeesenaeeeeseeeeeesaeeesenaeeeenenetereeaaes 7 3 ST 700 FF PRESSURE TRANSMITTER CONFIGURATION 8 3 1 Importing the ST 700 FF Device Description DD files r nnerrrnnnvnvnnnnnnnnnn 8 Importing the DD to Experion PKS esvrnnnvrnervonenvrrrrvrnnnvrnervrnenvnnervrnsnvenesvnnsnvenesrnnenrenennnnenneenn 8 3 2 Configuring the function block application process rrrvrrnnvnnnnnvnnnnvnnnner 12 About the Function Block Application Process FBAP rrnnrnnnvrnnnvnvrnnnennvnnnrrnrrnnrrnvrnerennnnne 12 Block Alarms cheats a akutt klassen nu EL are 12 Process Alamms su adukdsusasoaagun
116. o correct them Troubleshooting is performed to determine the cause of the fault by analyzing the device indications such as device not visible on network or not able to write values to parameters Device status and faults The transmitter constantly runs internal background diagnostics to monitor the functions and status of the device operations When errors and or faults are detected they are reported in the status bits of certain block parameters for example BLOCK_ERR The other parameters can be seen by viewing the status descriptions and or a value which may help to identify a fault Device status and operational faults are identified by viewing key parameter values or status and then interpreting their meaning using the following tables A ATTENTION Additional diagnostics are available through supervisory and control applications that monitor and control fieldbus networks These diagnostics and messages are dependent upon the capabilities of the application and the control system that is used Page 94 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 6 2 Troubleshooting the transmitter Device not visible on the network If a device cannot be seen on the fieldbus network the device may not be powered up or possibly the supervisory or control program is not able to find or polling the node address of that device See the following table for possible causes and recommended actions Symptoms D
117. o non volatile memory Zero implies it is never automatically copied At the end of NV_CYCLE_T only those parameters that have changed need to be updated in NVRAM FREE_SPACE Percent of memory available for further configuration Zero in preconfigured resource FREE_TIME Percent of the block processing time that is free to process additional blocks SHED_RCAS Time duration at which to give up on computer writes to function block RCas locations Shed from RCas does not happen if SHED_RCAS 0 SHED_ROUT Time duration at which to give up on computer writes to function block ROut locations Shed from Rout does not happen if SHED_ROUT 0 FAULT_STATE Condition set by loss of communication to an output block fault promoted to an output block or a physical contact When Fault State condition is set output function blocks perform their FSTATE actions SET_FSTATE Allows the Fault State condition to be manually initiated by selecting Set CLR_FSTATE Writing a Clear to this parameter removes the device fault state if the field condition if any has cleared MAX_NOTIFY Maximum numbers of unconfirmed notify messages possible LIM_NOTIFY Maximum numbers of unconfirmed alert notify messages allowed CONFIRM_ TIME The time the resource waits for confirmation of receipt of a report before trying again Retry does not happen when CONFIRM TIME 0 WRITE LOCK If set no writes from anywhere are allowed except to clear WRI
118. ock performs maximum minimum middle average and first good input selection The Input Selector block provides selection of up to four inputs and generates an output based on the selected type of input The block normally receives its inputs from AI blocks and provides a combination of parameter configuration options The block functions as a rotary position switch or a validated priority selection based on the use of the first good parameter and the disable_n parameter As a switch the block receives switching information from either the connected inputs or from an operator input The block supports signal status propagation The block is used to provide control input selection in the forward path only and hence no back calculation support is provided SELECTED indicates which input has been selected or the number of inputs selected by the algorithm The block does not support process alarms ee OUT MIN MAX MID DISABL n AVG First Good SELECTED _ Figure 10 Input Selector block Execution Input processing If DISABLE_n is True the corresponding input IN_n is discarded If there are no inputs left or if there are inputs fewer than MIN_GOOD inputs then the value of SELECTED becomes zero Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 63 Selection Processing e If OP SELECT is non zero the OP SELECT value determines the selected input irrespective of the SELECT_TYP
119. of pulses is done instead of the rate input integration Page 72 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Note One input for rate and input for Accumulation can be selected INTEG_OPTS 0 Flow forward When this option is selected only positive flows is considered for integration If there is no forward flow inputs whose value is positive value and if one inputs is negative whose value is positive value the integration continues Note If both the inputs are negative then the integration stops INTEG_OPTS 0 Flow reverse When this option is selected only reverse flows is considered for integration If there is no reverse flow inputs whose value is negative and if one inputs is forward whose value is positive the integration continues Note If both the inputs are forward then the integration stops INTEG_OPTS 0 Use uncertain When this option is selected the input IN 1 IN 2 whose status is Uncertain is considered for integration INTEG_OPTS 0 Use Bad When this option is selected the input IN_1 IN_2 whose status is Bad is considered for integration INTEG_OPTS 0 Carry This option is used only for UP_AUTO and DN_AUTO kind of integrations only When this option is selected the residual value after the integration is added subtracted from the integral value in the next cycle of integration INTEG_OPTS 0 Add Zero if Bad When this option is selected if IN_1
120. orenvnnnnronenvnnnnronenvnnnnronenvnnrnrenennnnnnresenrnnrnresenrnernrene 34 Device DI gnostiesvu uvenn vvs cee vist eee sie ariere 34 Time in Servicen Hace eden estere Toe a e r a letstrusustedstres Teatret 35 Power Cycle Track soisissa riisiin cece iaaii iad eiia an ia e aia eia ad eai aTa eesrreddnesene 35 Parameter LISt sanse SLETNER E Store AE iSi 36 3 6 LCD Transducer block cccccccceseseseseseseeeeeseseeeeeeeeeeeeeeeseeeseseeeseeeeeseseeeeeseees 38 E2XOCHTION E EE AEE EE E E E A E A AE E E 38 P rameters LiSt rinia reae aeae Gea aee AA ea Area EnA aeiia AAAA AEA EA eE EERTE 41 3 72 Flow Transducer DIOCK iicccvsciccccd stsceeavecuecescstaceasacouscadastaastoreececsuavaaaeucdeceeacctes 43 E gt XOCUTION os64 S02 NEE A aatdestne E E E ao ucssanaercahiaaimtacetaoaceck ake bees A E ET 43 Configuratio ea ns eve ese viene ea venience eee aig eevee kran 44 Parameter Lista akrsartiadereats Aanensen esesfre 44 At DUES e iarsan nates duds advsvustpuectddta dusuveeainetactacesesetvaaitdauads cavesattcueesads ea aa AA drees 45 3 8 Analog Input DIOCK rrnannvvnnnnnnvnnnnnnnvnnnnnnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnneenr 46 SAECO D PESA A E EEA E S A EE A AE A aent 46 Parameters List rrrronnrnnnnnrrnornnnrnnnnnnrnernnnrnnnnnnrsernnnrnnnsnnevennrnnnnnnnnevennrnnnunnsserennrnnnnnnsserennsnne 49 AttriDUtE Sir essens sive N ea ENa drusere ila AEN a TE 52 3 9 Proportional Integral Derivative PID block with auto tune
121. presented as four hexadecimal digits leading and trailing zeroes are included For Multidomain devices Device Family is replaced by Multidomain Family e Device Type is represented as four hexadecimal digits leading and trailing zeroes are included e Leading 0 s are not suppressed for Manufacturer ID and Device Type e Trailing blanks are stripped from Device Family Domain Name Software Name and Software Revision e If Software Name or Software Revision is composed of all blanks then the underscore that would have preceded is omitted to prevent names with two adjacent underscores or from having the underscore character appear directly before the ffd For example if the file contains the following header values Manufacturer ID 48574C Device Type 0003 Domain Name DOMO1 Software Name FD DOM Software Revision 2 41 Then the file name would be 48574C0003 0003 FD DOM FD SW 2 41 ffd A ATTENTION In the ST 700 FF pressure transmitter only communication board firmware can be upgraded using the class 3 download Display and sensor board firmware upgrade is not possible through FF link in the current release FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 93 6 ST 700 FF Pressure Transmitter troubleshooting 6 1 Troubleshooting overview This section contains information to help you identify the faults in devices and the recommended actions t
122. pressure is applied as per the CAL_POINT_LO value entered URV calibration failed Check the Air Pressure input Ensure that Air pressure is applied as per the CAL_POINT_HI value entered Block alarms are not reported Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include Reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Page 98 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Troubleshooting the Diagnostics Transducer block Table 21 Diagnostics Transducer block Problem cause Things to check Recommended action Diagnostic Transducer block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Sensor Diagnostics Sensor voltage diagnostics Electronic temperature diagnostics values are not updating Read TRACK_UPLOAD_DATA Select value other than NONE and then wait for 10 seconds If no values are updated for example if Max and Min still shows 999 in Sensor Diagnostics and Sensor voltage diagnostics Contact Honeywell TAC Block alarms are not reporte
123. r User s Guide Revision 2 0 6 3 Troubleshooting blocks 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 due to block configuration error For example if the AI function block is in OOS mode the block does not provide updated output values although the AI block may be running While troubleshooting a non functioning block objects it is recommended to start with the resource block For example if the resource block is in OOS mode all other blocks in the device are also in the OOS mode Troubleshooting block configuration errors The block configuration errors prevent a device block from leaving the OOS mode The BLOCK_ERR parameter bit 1 shows whether a block configuration error is present The following section explains the troubleshooting for all the function blocks Troubleshooting the Resource block Table 19 Resource block Problem cause Things to check Recommended action Resource block mode is OOS mode and is not going to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Resource block is not running Check BLOCK_ERR for errors See Table 3 for details on BLOCK_ERR Incor
124. rameters are available e ROBUST PID The same as Ideal PID Additionally the equation supports a user configurable 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 e Type A equation where Proportional Integral and Derivative act on ERROR e Type B equation where Proportional and Integral act on ERROR and Derivative acts on PV e 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 is not configurable 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 The default value is zero resulting in no response due to non linear gain action GAIN_COMP The composite gain quantity including both linear and non linear gain parameters It is a read only parameter ERROR_ABS Absolute value of the difference between PV and working setpoint Read only parameter WSP Working setpoint This is the setpoint value after absolute and rate limits have been applied Devia
125. rast of the LCD screen can be controlled by this parameter Its range is 1 9 DISP_FW_VER Version Number of Display Firmware BLOCK_TYPE Block type selection for screen process value The BLOCK_TYPE is present in all the eight screens BLOCK_TYPE_1 BLOCK_TYPE_2 BLOCK_TYPE_3 BLOCK_TYPE_4 BLOCK_TYPE_5 BLOCK_TYPE_6 BLOCK_TYPE_7 and BLOCK_TYPE_8 PARAM_INDEX Parameter selection for screen process value Parameters need to be chosen based on Block type The PARAM_INDEX is present in all the eight screens PARAM_INDEX_1 PARAM_INDEX_2 PARAM_INDEX_3 PARAM_INDEX_4 PARAM_INDEX_5 PARAM_INDEX_6 PARAM_INDEX_7 and PARAM_INDEX_8 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 41 Parameter Description UNIT_TYPES Unit selection for screen process value Appropriate units need to be selected based on the configured parameter If desired units are not present custom may be selected The UNIT TYPES is present in all the eight screens UNIT TYPES 1 UNIT TYPES 2 UNIT TYPES 3 UNIT TYPES 4 UNIT TYPES 5 UNIT TYPES 6 UNIT TYPES 7 and UNIT TYPES 8 CUSTOM UNIT Character string to represent custom units This value is used when Unit type of custom is selected Size 8 Characters The CUSTOM UNIT is present in all the eight screens CUSTOM UNIT 1 CUSTOM UNIT 2 CUSTOM UNIT 3 CUSTOM UNIT 4 CUSTOM UNIT 5 CUSTOM UNIT 56 CUSTOM UNIT 7 and CUSTOM UNIT 8 CUSTOM TAG T
126. re that primary Value Range has valid ranges and units assigned Read BLOCK_ERR See Table 3 for details on BLOCK_ERR Verify parameter PRIMARY_VALUE is not valid STATUS Good or Uncertain VALUE active Isolate transmitter from process Perform Correct Reset calibration Recalibrate the transmitter Read SENSOR_TEMP Must contain the sensor temperature Report information to Honeywell Transducer block does not produce valid Secondary value Check the Secondary value Range Ensure that Secondary Value Range has valid ranges and units assigned Transducer block does not produce valid Tertiary value Check the Tertiary value Range Ensure that Tertiary Value Range has valid ranges and units assigned Transducer block does not produce valid Fluid Level value Check the Level co efficient and Tank range Ensure that the Level co efficient is calculated properly See Error Reference source not found Transducer block shows incorrect Electronic Housing temperature value Check the Electronic Housing temperature units Ensure that proper unit is assigned to Electronic Housing temperature Zero calibration failed Check the Air Pressure applied Ensure that the differential pressure input is zero while using a tube to connect the High Pressure HP and Low Pressure LP heads LRV calibration failed Check the Air Pressure applied Ensure that Air
127. rect or Indirect Square Root and cannot be left at the initial value of zero Check if L_TYPE Direct When L_TYPE Direct XD_SCALE and OUT_SCALE must contain the same range values EU_0 and EU_ 100 Value of output seems wrong Read Linearization Type Check the L_TYPE setting Read Scaling Check XD_SCALE and OUT_SCALE Process and block alarms do not work Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include Reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Read Alarm Summary Disable Check that process and block alarms are not disabled Cannot set alarm limits Read Scaling Limit values are outside the OUT_SCALE EU_0 and OUT_SCALE EU_100 values Set values within range Page 102 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Troubleshooting the Proportional Integral Derivative PID block Table 25 PID block Problem Cause Things to check Recommended action PID block mode is in OOS mode and does not change to AUTO CAS RCAS and ROUT mode Read MODE_BLOCK PERMITTED Add AUTO CAS RCAS and ROUT modes to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do no
128. rect revision level of the device firmware Read REVISION_ARRAY See section 6 2 Block alarms are not reported Read FEATURE_SEL Reports are not selected in FEATURE_SEL If features do not include Reports then the host must poll for alarms Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than zero but not higher than MAX_NOTIFY Field diagnostics alarms are not reporting Check Field Diagnostics MASK If the alarms are MASKED then the alarms do not report Unmask the alarms Check Field Diagnostics Priority If the priority is zero alarms do not report For information on how set the priority see Table 4 Check Field Diagnostics MAP If alarms are not mapped then Map alarms to any of the Field Diagnostics alarm parameters Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 97 Troubleshooting the Pressure Transducer block Table 20 Pressure Transducer block Problem cause Things to check Recommended action Transducer block mode is in OOS and does not change to AUTO mode Read MODE_BLOCK PERMITTED Add AUTO mode to MODE_BLOCK PERMITTED Read MODE_BLOCK ACTUAL of Resource block If necessary Set MODE_BLOCK TARGET to AUTO NOTE If the mode is set to OOS for maintenance then do not change the mode to AUTO Transducer block does not produce valid primary Value Check the Primary value Range Ensu
129. rete output OUT_PTRIP is set When it equals or exceeds a value given by the parameter TOTAL SP the discrete output OUT TRIPP is set OUT PTRIP remains set When the integration is counting down type 3 or 4 it starts from a value given by TOTAL SP When the value of OUT is equal to or less than PRE TRIP the discrete output OUT PTRIPP is set When the count reaches zero the discrete output OUT TRIP is set OUT PTRIP remains set When a reset occurs the comparisons that set OUT PTRIP and OUT TRIP are no longer True so they are cleared OUT TRIP shall remain set for five seconds after an automatic reset type I or 3 if RESET CONFIRM is not connected or the option to Confirm Reset in INTEG_OPTS is not set A ATTENTION To determine the amount of Uncertain or Bad readings the block integrates the variables with Bad or Bad and Uncertain status separately The values used in this second integration are the values with Good status just before the status changed from Good to Bad or Good to Uncertain The ratio of Good to total counts determines the output status Absolute values are used to avoid problems with changing signs Integration options Any or all of the following integration options can be selected INTEG_OPTS 0 Input1 Accumulate When this option is selected the accumulation of pulses is done instead of the rate input integration INTEG_OPTS 0 Input2 Accumulate When this option is selected the accumulation
130. riority of 2 is reported to the system and event but not reported as an alarm 3 7 Alarm conditions of priority 3 to 7 are reported as advisory alarms 8 15 Alarm conditions of priority 8 to 15 are reported as critical alarms A ATTENTION Process alarms are not supported by all blocks Page 14 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 3 Resource block The Resource block is used to describe characteristics of the Fieldbus device such as the device name manufacturer and serial number The block does not contain any input or output parameters The block contains data that is specific to the hardware associated with the resource The resource block monitors and controls the general operation of the device hardware For example if the resource block is in out of service mode it affects all the other blocks The ITK_VER parameter is used to identify the version of the Interoperability Tester The transmitter s Revision and Versions Model Number and Material of Construction of the meterbody can be obtained by executing the methods available in the resource block The block modes are used to control major states of the resource e The OOS mode stops all function block execution e The Actual mode of the function blocks changes to OOS but the target mode does not change e The AUTO mode allows normal operation of the resource Configuring the Resource block The Resource block supports scal
131. s calculated from DP and is meaningless when PRESS BASIC is OOS Alarm Types The block supports standard block alarms see section 3 2 Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 45 3 8 Analog Input block The Analog Input AD block takes the transducer s input data selected by channel number and makes it available to other function blocks at its output The variables to be used by the block are defined through the available channels DP AP GP Electronic Housing Temperature Fluid Flow Fluid Level Meterbody Temperature and Static Pressure Transducer Al OUT Figure 6 Analog Input Block Execution Transmitter Output Signal and Status Viewing certain parameters and their values and status in the transmitter and understanding their relationship to each other is helpful in understanding transmitter output signal and status The following paragraphs and tables describe transducer and AI block parameters which directly determine the way the transmitter output is presented Pressure Sensor Signal In Transducer block the pressure signal is represented as PRIMARY VALUE This pressure signal uses the elements in PRIMARY_VALUE_RANGE to determine the engineering units the decimal places for the display and also the high and low scale of the value This pressure signal becomes the PV value in the AI block and uses the elements of OUT SCALE in determining the uni
132. s any of the failed conditions listed in MAINT_MAPPED A bit on means that the condition is masked out from alarming and is not reported MAINT PRI designates the alarming priority of the MAINT_ALM The default is 0 MAINT_ACTIVE parameter displays the alarms that are active MAINT_ALM parameter indicates that the device needs maintenance If the condition is ignored the device fails CHECK_ALARMS It indicates that the output signal is temporarily invalid due to on going work on the device Revision 2 0 CHECK_MAPPED parameter contains a list of informative conditions that do not have a direct impact on the device s primary functions CHECK_MASK parameter masks any of the failed conditions listed in CHECK_MAPPED A bit on means the condition is masked out from alarming and is not reported CHECK_PRI parameter designates the alarming priority of the CHECK_ALM The default is 0 CHECK_ACTIVE parameter displays the check alarms that are active CHECK_ALM parameter indicates check alarms These conditions do not have a direct impact on the process or device integrity FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 19 OFFSPEC_ALARMS Indicates if the device is operating outside its specified range or internal diagnostics indicates deviations from measured or set values due to internal problems in the device or process characteristics e OFFSPEC_MAPPED parameter contains a list of informative conditions that do
133. s implies that the device needs repair and must be fixed immediately e FAILED MAPPED parameter contains a list of failures in the device which makes the device non operational that causes an alarm There are four parameters mapped by default with FAILED MAPPED Meterbody fault Communication board fault and No communication with meterbody e FAILED MASK parameter masks any of the failed conditions listed in FAILED MAPPED A bit on means that the condition is masked out from alarming and is not reported e FAILED PRI parameter designates the alarming priority of FAILED ALM The default is 0 e FAILED ACTIVE parameter displays the alarms that are active e FAILED ALM parameter indicates a failure within a device which makes the device non operational Page 18 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 MAINT_ALARMS A maintenance alarm indicates either the device or some part of the device needs maintenance If the condition is ignored the device eventually fails MAINT_MAPPED parameter contains a list of conditions indicating either the device or some part of the device needs maintenance soon If the condition is ignored the device eventually fails There are six parameters mapped by default with MAINT MAPPED meterbody overload or fault Communication board over temperature no factory calibration low supply voltage high supply voltage and unreliable sensor communication MAINT_MASK parameter mask
134. say temperature of the sensor The stress monitor is based on the temperature of the sensor The Stress monitor is calculated in percentage Stress monitor of sensor Temperature conditions Pressure conditions Timing service of the device Time in Service It is the amount of time the sensor is in operation and is shown in minutes Service Life Service life indicates the amount of service life that has been consumed by the sensor Service Life is dependent on the temperature of the sensor only The Service life is calculated in percentage Device Diagnostics Electronic Temperature Diagnostics Similar to the sensor diagnostics the Electronic Temperature Diagnostics are also tracked in 7 ways Max Electronic Temperature and Min Electronic Temperature are the maximum and minimum electronics temperatures recorded by the communication module electronics in its life time and Electronic Temperature Unit is the engineering unit currently under use which is set in the pressure basic block ET Over Range CTR is the accumulation of minutes the device is above the maximum specification limit less 10 of range for the range of 40 Deg C to 85 Deg C it is 85Deg C 12 5Deg C 72 5 Deg C and ET Over Range Date is the date and time when the electronic temperature last passed above the maximum specification limit less 10 of the range The ET Under Range CTR is the accumulation of minutes the device is below the minimum specification limit plus 1
135. smitter housing nameplate A ATTENTION Note that the eight digit serial number in the SENSOR_SN parameter does not display the last two digits of the PROM ID stamped on the nameplate of the transmitter housing The Device ID contains the full 10 digit PROM ID Page 6 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 2 3 Establishing communication with host systems The transmitter establishes communication with the host systems using DD or DTM Device Description DD DD is a binary file that provides the definition for parameters in the FBAP of the transmitter For example DD refers to the function blocks that a transmitter contains and the corresponding parameters in the blocks that are critical to the interoperability of Fieldbus devices They define the data required to establish communications between different Fieldbus devices from multiple vendors with control system hosts The DD provides an extended description of each object in the Virtual Field Device VFD The Fieldbus Foundation provides the DD for all standard function blocks and transducer blocks on a CD ROM The Fieldbus Foundation also provides this information on its website www fieldbus org Enhanced Device Description EDD There are two types of EDDs are available namely ff5 sy5 and ffo sym The ffo sym binary files are generated for the legacy hosts to load the device DD that is generated using latest tokenizer Few
136. smitter User s Guide Revision 2 0 Block_ERR Bit Block Alarms Description Device Needs Maintenance Soon A diagnostic algorithm has found a warning condition The NV memory is approaching the maximum number of reliable writes NOTE It is not applicable to the transmitter Input Failure When a sensor failure open thermocouple or sensor conversion not accurate Output Failure Output Failure detected by this block back calculation input has a status of Bad or Device Failure NOTE It is not applicable to the transmitter Memory Failure A diagnostic algorithm has found a failure in memory includes all types and the device is still able to communicate that condition 10 Lost Static data If the object s static data is Bad then the object s database is set to its default values 11 Lost NV data The NV and static parameters are saved periodically This alarm occurs if new data was supposed to be saved to NV at the next NV write cycle but prevented the write due to power failure 12 Readback Check failed This indicates the readback of the actual continuous valve or other actuator position in transducer units has failed 13 Device needs maintenance now A diagnostic algorithm has found an invalid condition but the device is still able to operate and communicate The NV memory has reached the maximum number of reliable writes NOTE It is no
137. st be set carefully as it can cause a difference between positive and negative feedback A ATTENTION The Direct Acting control option can never be changed while in AUTO mode The setting of the option must also be used in calculating the limit state for BKCAL_OUT Page 54 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Revision 2 0 The output supports the feed forward algorithm The FF_VAL input brings in an external value which is proportional to some disturbance in the control loop The value is converted to percent of output span using the values of parameter FF_SCALE This value is multiplied by the FF GAIN and added to the target output of the PID algorithm If the status of FF_VAL is Bad the last usable value is used as this prevents bumping the output When the status returns to Good the block adjusts its integral term to maintain the previous output The output supports the track algorithm The block provides an option to use either the SP value after limiting or the PV value for the BKCAL_OUT value PID Control block is an algorithm that produces an output signal in response to the measured variable and the setpoint The PID block allows you 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 namely Proportional Integral and Derivative The output is adjusted by
138. t applicable to the transmitter 14 Power up The resource is performing its first normal execution after power was applied to the device It is not an error but generates an alarm that says that normal operation was interrupted and is now being restored NOTE It is not applicable to the transmitter 15 Out of Service The actual mode is OOS No control function blocks are being processed Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 13 Process Alarms A set of alarms that indicates a process value has exceeded a certain threshold Process Alarm detection is based on the OUT value The alarm limits can be configured for the following standard alarms e High HI LIM e High High HI HI LIM e Deviation High Limit DEV HI LIM e Deviation Low Limit DEV LO LIM e Low LO LIM e Low Low LO LO LIM When the value OUT oscillates ALARM HYS is used to avoid alarm triggering The priority of each alarm is set by the following parameters e HI PRI e HI HI PRI DV HI PRI e DV LO PRI e LO PRI e LO LO PRI The following is the order of priority for alarms Table 4 Priority for Alarms Priority Description 0 To disable the triggered alarm the priority of an alarm condition is changed to 0 1 Alarm condition with a priority 1 is reported to the system but not reported as an event and alarm 2 Alarm condition with p
139. t change the mode to AUTO Schedule Block is not scheduled and therefore cannot execute to go to Target Mode Schedule the block to execute PID block mode is in OOS mode with Block configuration Error Read parameters The default values of these parameters are configuration errors BYPASS and they must be set to a valid range SHED_OP See Table 30 Read Check that SP_HI_LIM lt SP_HI_LIM SP_LO_LIM OUT_HI_LIM OUT_LO_LIM SP_LO_LIM OUT_HI_LIM lt OUT_LO_LIM PID block is not running Read the first element of BLOCK_TEST Number must be increasing indicating that block is running If the second element of BLOCK_TEST is nonzero write all zeroes to element Mode does not change from IM target mode is MAN AUTO or Cas No path to process Assure that the downstream blocks to at least one AO are all in Cas mode and that the path ends in an AO block All BKCAL connections must be linked Mode does not change from MAN target mode is MAN AUTO or Cas Check Input blocks The status of IN is Bad not connected Mode does not go to Cas target mode is Cas Check Upstream block The upstream block cannot not able to complete cascade initialization for some reason Assure that BKCAL_OUT is connected to BKCAL_IN of the upstream block Value of output does not make sense Check Cascade Initialization Assure that the output can move an actuator Block alar
140. t of compensation applied to the PV The internal limited value is f Page 78 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 The following function types are supported 1 Flow compensation linear Used for density compensation of volume flow fune f x PY f x limited 2 Flow compensation square root Usually IN 1 is pressure IN 2 temperature and IN 3 is the compressibility factor Z func f x PV 2 3 x limited eD 3 Flow compensation approximate Both IN_2 and IN_3 would be connected to the same temperature fune f x PV f JED x 2 x 3 x t3 x limited 4 BTU flow where IN_1 is inlet temperature and IN_2 the outlet temperature func f x PV f t1 t2 x limited 5 Traditional Multiply Divide fune f x PV _ 1 f E2 t_3 x limited 6 Average 7 f f number of inputs used in computation unusable inputs are not used fune 7 Traditional Summer func PV _1 _2 t 3 8 Fourth order polynomial All inputs except IN_LO not used are linked together func PV 1 2 7 63 9 Simple HTG compensated level where PV is the tank base pressure IN_1 is the top pressure IN_2 is the density correction pressure and GAIN is the height of the density tap Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 79 _ PV 1 pe PV 2 10 Fourth order polynomial b
141. tch for BYPASS which is available to the operator if the Bypass Enable control option is set as True BYPASS can be used in secondary cascade controllers that have a Bad PV The BYPASS Enable option is required so if BYPASS is set as True not all cascade control schemes are stable BYPASS can only be changed when the block mode is in MAN or OOS mode When BYPASS is set the value of SP in percent of range is passed directly to the target output and the value of OUT is used for BKCAL_OUT When the mode is changed to Cas the upstream block is requested to initialize to the value of OUT When a block is in Cas mode on the transition out of BYPASS the upstream block is requested to initialize to the PV value irrespective of the Use PV for BKCAL_OUT option GAIN RESET and RATE are the tuning constants for the P I and D terms respectively The block provides existing controllers that are tuned by the inverse value of some or all of them such as proportional band and repeats per minute The human interface to these parameters must be able to display the user s preference BAL_TIME parameter can be used to set the rate at which the I term moves towards balancing the difference between the previous integral term and the limited output The Direct Acting control option if set as True causes the output to increase when the PV exceeds the SP If set as False the output decreases when the PV exceeds the SP The Direct Acting control option mu
142. tenance When the resource block is in OOS mode MAINTENANCE MODE parameter displays the text as Avail for Maint that is the device is out of process and is available for maintenance Chk with Oper Check with operator to determine availability Avail for Maint The device is available for maintenance Parameter List Table 6 Resource block parameters Parameter Description ST_REV The revision level of the static data associated with the function block TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks ALERT_KEY The identification number of the plant unit MODE_BLK The actual target permitted and normal modes of the block BLOCK_ERR Reflects the error status associated with the hardware or software components associated with a block It is a bit string so that multiple errors may be shown RS_STATE Indicates the State of the function block application state machine TEST_RW Read write test parameter is used only for conformance testing DD_RESOURCE String identifying the tag of the resource which contains the Device Description for the resource MANUFAC_ID Manufacturer identification number is used by an interface device to locate the DD file for the resource DEV_TYPE Manufacturer model number associated with the resource It is used by interface devices to locate the DD file for the resourc
143. ter calibration is done for the design rated flow 3 The orifice is operated close to the rated flow or in the region where discharge coefficient is fairly constant and does not vary with the changes in velocity A ATTENTION Note that FTB goes out of service when PRESS_BASIC is OOS as flow rate is calculated from Differential Pressure Configuration Configuration of the FTB involves entering values for Flow type Rated Flow at URV and flow units When flow type is changed the flow units are set internally to default units for the corresponding flow type and rated flow set to NaN Not a Number When units are changed they are validated against the flow type and Parameter check error is raised on failure The block supports only unidirectional flow LRV of Differential Pressure must be 0 and URV a finite positive value for correct operation Parameter List Table 11 Flow Transducer block parameters Parameter Description ST_REV The revision level of the static data associated with the function block TAG_DESC The user description of the application of the block STRATEGY Used to identify grouping of blocks ALERT_KEY The identification number of the plant unit MODE The actual target permitted and normal modes of the block BLOCK_ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit string so that m
144. ter on a Fieldbus network Table 1 Transmitter installation verification tasks Verify device location that the device is installed in the correct a location Verify device ID Match the device ID with the physical location The device serial number is the PROM ID which is stamped on the transmitter housing nameplate Verify connection with On the operator interface check and host computer to make sure communications are device established with the device on the Fieldbus network The Device Tag and address can be set and viewed using the Fieldbus device configurator application Use a Device Tag name up to 16 characters that does not contain spaces Configure device Using a Fieldbus configuration program create a function block application as part of the device configuration and process control strategy Verify device operation Bring the network online verify operation tune loops and so on Verify or assign Device Check that the Device Tag and node Tag and address address are set If not assign the Device Tag and the correct node address Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 5 2 2 Verifying communication with the transmitter On the operator interface establish communication with the device on the Fieldbus network If the device is not visible on the network verify that the device has been installed properly Identify the transmitter Verify the Device ID
145. the FF link on the Project Assignment window 9 Right click the new device and then click Load Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 9 Step Action 10 The following WARNING appears Xxxx WARNING XXXX Before proceeding with this operation please ensure that a checkpoint restore operation is not being performed by another user on this same hardware node Continue Click Continue 11 The following dialog box appears Load LoadList PartiatLoad Current State State To Load Post Load State f ST700FF R1 0 638 N A NIA STTOOFF_R1_0 688 014 OOS STIO0FF R1 0 688 FT 005 STTOOFF R1 0 688LC 005 STTOOFF_R1_0 588 PR 1005 STTOOFF Ri O 688 RE OOS F Automatically change ALL control elements to the state selected in Post Load State after load is completed or cms Ho Select the Automatically change ALL control elements to the state selected in Post Load State after load is completed checkbox and click OK 11 On the Monitoring Assignment window you can notice that device on the Project Assignment window has been loaded to the corresponding FF link 12 Right click the device and then click Activate gt gt Selected Item s and Content s The device is commissioned A ATTENTION Note that after importing the DD you have to create control strategies Page 10 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Conirol strate
146. tic Diagram rrrrrrrnnnnnnnnnnnnnnrrrrnnnnnnnnnnr 47 Figure 8 PID Hot aat redere data 53 Figure 9 PID block schematic diagram srrnnnnnnnnnnrnnnnnnrnnnnnnnnnnnrnnnnnrnnnnnnnnnnnr 53 Figure 10 Input Selector block ten ccsredties Scent needed edad oun sndendeareosan talent ceee i 63 Figure 11 Input Selector schematic diagram cccceeeeeeeesseeeeeeeeeeeteeee 64 Figure 12 Integrator Block 1anruujassadtasgdesadh Gr adienabasehane 68 Figure 13 Two Rate Inpuish ro 69 Figure 14 Arithmetic block rrrnnnnrnnnnnnrnnnnnnnnnnrnnnnnnnnnnnnnnnnnnannnnnnnnrnnnnnnnnnnnr 77 Figure 15 Arithmetic schematic GiaQram ceeeeeeeeeeeeeeeeeeeeeeeeeenneeeeeeeeeeees 78 Figure 16 Signal Characterizer Block eonnnnnnnrnnnnnnrnnnnnnnnnnrnnnnnnrnnnnnnnnnnnnnnnr 83 Figure 17 Signal characterizer curve rrnnnnnnnnnrnnnnnnrnnnnnnnnnnrnnnnnnrnnnnnnnnennnnne 84 Figure 18 Connecting the transmitter to the handheld s es 88 Figure 19 Simulation Jumper Location on Transducer Board e 116 Page xiv FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 1 1 Revision 2 0 1 Introduction About the ST 700 FF Pressure Transmitter The newly designed Honeywell ST 700 is a smart pressure transmitter that has a wide range of additional features along with supporting the FOUNDATION Fieldbus FF communication protocol The ST 700 pressure transmitter with FF protocol provides a
147. time limit for loss of communication from a remote device These constants are used by each function block and are configurable values MAX NOTIFY The MAX _ NOTIFY parameter value is the maximum number of alert reports that this resource can send without getting a confirmation and to control alert flooding adjust the LIM_NOTIFY parameter to a lower value If LIM_NOTIFY is set to zero no alerts are reported The CONFIRM_TIME parameter is the time for the resource to wait for confirmation of receipt of a report before trying again FEATURES The bit strings FEATURES and FEATURE_SEL determine optional behaviour of the resource FEATURES bit string defines the available features it is read only FEATURE_SEL is used to turn on an available feature by configuration Reports If the Reports option is set in the Features bit strings the transmitter actively sends alerts to host master If it is not set the host master must poll for alerts Page 16 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 SOFT W LOCK and HARD W LOCK There are two types of write locks Hardware write lock and Software write lock The software write lock is used to lock the device The software write lock does not need a jumper A hardware write lock is provided with a jumper in the device to perform the write lock operation If the WRITE_LOCK parameter is set it prevents any external change to the static or non volatile database in the Fu
148. tion alarms are computed on this value It is a read only parameter Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 61 Parameter Description AT_TYPE Auto Tune Selection supports two types Disable Cycle Tune TUNING_CRITERIA Tuning Criteria supports two types Normal Fast TUNE REQ Tuning Request performs auto tuning process ATI Auto Tune Indicator indicates Auto tune ON OFF AT MODE Auto Tune Mode supports two options AT Ready Inactive e AT Ready indicates block is ready for auto tune e Inactive indicates auto tuning is disabled AT_ERROR Auto Tune Error supports the following errors Abort Not ready OK and Run AT_GAIN Auto tuned Gain AT_RESET Auto tuned Reset AT_RATE Auto tuned Rate Attributes Supported The block supports the following modes me e AUTO Automatic e MAN Manual e OOS Out of Service e IMan e Cas e RCas e ROut e LO Alarm Types The block supports standard block alarms see section 3 2 in addition to it standard HI_HI HI DV_HI DV_LO LO and LO_LO alarms applied to PV Status Standard in addition to the following things for the control selector Pang If Not selected is received at BKCAL IN the PID algorithm must make necessary adjustments to prevent windup Page 62 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 10 Input Selector block The Input Selector bl
149. tput Processor Provides services that coordinate the operation of various devices in a distributed fieldbus system Part of the device software that operates on system management objects A collection of objects and parameters comprising configuration and operational information used for control of system management operations Technical Assistance Center A selected reference point at which a measurement is calibrated Upper Range Limit Upper Range Value Universal Station Volts Alternating Current Volts Direct Current A defined communication endpoint Fieldbus communications can primarily only take place along an active communications path that consists of two VCR endpoints A logical grouping of user layer functions Function blocks are grouped into a VFD and system and network management are grouped into a VFD For example to establish communications between a transducer block and a function block a VCR must be defined at the transducer block and a VCR must be defined at the function block Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page ix Contents COPYRIGHTS NOTICES AND TRADEMARKG ccccccessseseeeeeeees ll 1 INTRODUCTION ss 1 1 1 About the ST 700 FF Pressure Transmitter rrarrnnssvnnnnnvnnnvvnnnnvnnnnnvnnnnnnnnner 1 1 2 ST 700 major assembly and electronic housing components 0 0 2 1 3 Features of the transmitter rrnnnvnnnnnnnvnnnnnn
150. ts decimal places and also the high and low scale values of PV The pressure signal leaves the AI block as OUT value which also uses the elements of OUT_SCALE The Transducer scaling XD_SCALE is applied to the value from the channel to produce the FIELD_VAL in percent The XD_SCALE unit s code must match the channel unit s code or be supported by the device if this is not the case the block remains in OOS mode after being configured Page 46 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Convert L_TYPE XD_SCALE OUT_SCALE T OUT FIELD VAL Figure 7 Analog Input Block Schematic Diagram The OUT SCALE is normally the same as the transducer but if L TYPE is set to Indirect or Ind Sqr Root OUT SCALE determines the conversion from FIELD VAL to the output PV and OUT always have identical scaling OUT SCALE provides scaling for PV The block places the value in OUT if the mode is AUTO If MAN mode is allowed write a value to the output The status prevents any attempt at closed loop control using the MAN value by setting the Limit value to Constant The LOW_CUT parameter has a corresponding Low cut off option in the IO_OPTS bit string If the option bit is set as True any calculated output below the low cut off value changes to zero This is only useful for zero based measurement devices such as flow The PV filter whose time constant is PV_FTIME is applied to the PV and
151. ts to the right of the decimal point associated with PV OUT_SCALE The high and low scale values engineering units code and number of digits to the right of the decimal point associated with OUT GRANT_DENY Options for controlling access of host computers and local control panels to operating tuning and alarm parameters of the block Not used by the device CONTROL_OPTS Specify control strategy options The supported control options for the PID block are Track enable Track in Manual SP PV Track in MAN SP PV Track in LO or IMAN Use PV for BKCAL_OUT Direct Acting SP Track retain SP PV Track Out Restrict SP to limits in CAS and RCAS No output limits in MAN STATUS_OPTS It helps to select options for status handling and processing The supported status option for the PID block is Target to Manual if Bad IN IFS if Bad IN IFS if Bad CAS_IN Use Uncertain as Good Target to next permitted mode if Bad CAS_IN Target to MAN if Bad TRK_IN_D and IFS if Bad TRK_IN_D IN The connection for the PV input from another block PV_FTIME The time constant of the first order PV filter It is the time required for a 63 percent change in the IN value Page 58 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description BYPASS Used to override the calculation of the block When enabled the SP
152. tting the hardware simulation jumper to the ON position In addition the AI block SIMULATE parameter must be set to the following values e SIMULATE STATUS Good alarm status constant suggested setting e SIMULATE SIMULATE VALUE supplied by user Used as the input to the AI block e SIMULATE ENABLE_DISABLE Active Enabled Simulation mode truth table Table 36 shows the states of the simulation jumper and SIMULATE parameter shows how to activate the simulation mode Table 36 Simulation Mode Truth Table When the Simulation and the SIMULATE Enable_Disable is set to Jumper on Transducer OFF Position Simulation Disabled Simulation Disabled ON Position Simulation Disabled Simulation Active Setting Al block mode To connect the AI block input to the output the AI block must be in AUTO mode Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 117 6 6 Page 118 Understanding write protection The software write lock feature can be enabled only if the hardware write lock feature is disabled If the software write lock feature is enabled without disabling the hardware write lock feature then the software write lock feature gets disabled automatically If the hardware write lock feature is selected with the hardware jumper being enabled the selection is rejected See Figure 19 for jumper location For more information on write protection see Table 37 Table 37 Wr
153. tuning constants There are three tuning constants 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 3 RATE is the tuning constant of the Derivative RATE is usually modified by a lag which is set at some fixed ratio higher than the rate time to create a rate gain There is no lag 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 PID Ideal and PID Robust 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 constant 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_TYPE is a configuration parameter that contains one of three selected algorithm types A B or C Where e A RATE GAIN and RESET all act on the error between set point and measured variable e B RATE acts on the measured variable only GAIN and RESET use the error e C RATE and GAIN act on the measured variable only and RESET uses the error PID Tuning Parameters Table 13 lists the vali
154. ual mode goes to Out of Service mode for x function is said to be sequential when y values always increase or decrease when x values increase If SWAP_2 False IN 1 and IN 2 have the same engineering units defined in X RANGE and OUT 1 and OUT 2 use the units defined in Y RANGE If SWAP 2 True OUT 1 and IN 2 have Y RANGE and OUT 2and IN 1 have X RANGE Page 84 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter list Table 18 Signal Characterizer block parameters Parameter Description ST_REV The revision level of the static data associated with the function block The revision value is incremented each time a static parameter value in the block is changed TAG_DESC The use description of the intended application of the block STRATEGY The strategy field can be used to identify grouping of blocks This data is not checked or processed by the block ALERT_KEY The identification number of the plant unit This information may be used in the host for sorting alarms etc MODE_BLK The actual target permitted ad normal modes of the block Target The mode to go to Actual The mode the block is currently in Permitted Allowed modes that target may take on Normal Most common mode for target BLOCK_ERR This parameter reflects the error status associated with the hardware or software components associated with a block It is a bit str
155. ue is used The two increments are added together and the resulting status is the worst of the two The option Add zero if Bad in INTEG_OPTS causes the net increment to be zero if its status is Bad The percentage of Bad or Uncertain and Bad counts can be determined by calculating the value of PCT_INCL from Rtotal and Atotal As Atotal is the sum of increments with Good and Bad status and Rtotal is the sum of increments with Bad status Atotal minus Rtotal is exactly equal to the total of increments with Good status If most significant part msp and Atotal is not zero then the percent of Good values may be calculated as PCT_INCL 100 1 msp of Rtotal msp of Atotal If Atotal is zero then PCT_INCL shall be 100 if Rtotal is also zero or 0 if Rtotal is not zero If the block mode is AUTO if PCT INCL gt GOOD LIM the status of OUT is Good or else if PCT INCL gt UNCERT LIM the status of OUT is Uncertain or else the status of OUT is Bad If the block mode is Manual then the status of OUT OUT PTRIP and OUT TRIP is Good NC constant when then status option Uncertain if MAN is not selected If this status option is selected and the block mode is manual then the status of these three outputs is for Uncertain constant and no limits are applied to the output FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 3 12 Arithmetic block The Arithmetic block is designed for using popular
156. ultiple errors may be shown UPDATE_EVT This alert is generated by any change to the static data BLOCK_ALM The BLOCK_ALM is used for all configuration hardware and connection failure or system problems in the block The cause of the alert is entered in the subcode field The first alert to become active sets the Active status in the Status attribute As soon as the Unreported status is cleared by the alert reporting task another block alert may be reported without clearing the Active status if the subcode has changed Page 44 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 Parameter Description PRESSURE_UNITS Pressure Units DIFFERENTIAL_PRE SSURE Differential Pressure FLOW_TYPE Flow Type Volumetric or Mass Flow FLOW_UNITS Flow Rate Units RATED_FLOW Flow rate at upper range value of Differential Pressure FLOW_RATE Present value of Flow rate Attributes Supported Modes The block supports the following modes e AUTO Automatic e OOS Out of Service In AUTO mode the FTB constantly calculates the volumetric flow rate based on the equation described and updates the values based on change in AP of the flow units In OOS mode no calculation is done and the rated flow value can be changed The block goes out of service e When target mode is changed to OOS or e RB is OOS or e PRESS BASIC is OOS This is done because flow rate i
157. using Experion PKS Step Action 1 From the DD at the Library Containment window select an instantiation block from the supported blocks that is Analog Input block or Input Selector block or Signal Characterizer block 2 Drag and drop the required instantiation block into the device on the Project Assignment window 3 After adding the instantiation block into the device in the Project Assignment window select the device 4 Right click the device and click Load The instantiated block is loaded into the device Revision 2 0 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Page 89 Page 90 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 5 ST 700 FF pressure transmitter maintenance 5 1 Replacing the Local Display and Electronic Assembly For more information about Local Display and Electronic Assembly refer the ST 700 SmartLine Pressure Transmitter User Manual 34 ST 25 35 5 2 Downloading the firmware About firmware download feature The download class indicates how the device operation is affected by the download process There are three types of download classes 1 2 amp 3 The transmitter supports only one type of download class as per FOUNDATION Fieldbus specifications ST 700 device FF variant supports download type Class 3 only A class 3 firmware download is performed irrespective of whether the device is ON OFF process Class 3 When class 3 download is performed th
158. vrnnnnnvrnrrrnnrnnnrrnrnnnnrnvrnrnrnnrnerersrnnerenvrnesennen 105 Troubleshooting the Arithmetic block 0 0 eee eeeeeeeeeeeeneeeeeeeneeerenaeeeeeeeeeeeeeneeerenaeeeeneneeeeeee 106 Troubleshooting the Signal Characterizer block rrnrrronrnnonrrnnnrnnonvnnnnrnnanrnnenrnrrnrnnenresenn 107 Resolving the block configuration errors arnvrrrrrnnrverrrrrnrrrnvrerrrnnrnnnrrrnnnnsnvrnrrrnnvneserreneenn 108 6 4 Device DIAQGnOStles ceiiccsccccicecteciccsdcteccvcdsecdtcadeccedveddeciceieccacie cesccdecadsccdcecesecanes 110 ST 700 FF pressure transmitter MEMOLY ccccceesceseeeeeeeeeeeeeeeeaeeseaeeeeaeeseaeeseaeeseatenseeensas 110 Performing diagnostics in the background eeeseceeeseeeeeeeneeeeeeeneeerenaeeeeeeneeeeeenneeerenaeeees 110 BLOGK ERR paramet innsinn sees eaea a o i eia EAR 110 Background Diagnostics Execution BLOCK TEST parameter arrnnonvnnonvnnenvnnenvnnenvnnennn 111 Transmitter Diagnostles uunuiunuism dannelse etna ened E ees chs aeee levande 111 Function Block Fauls ss ia e aaaea E AEE RE OAE EREE AERE EE AREE RREN EE EREE EEA 112 6 5 Understanding simulation MOde rrrnnannvnnnnnnnvnnnnnnnvnnnnnnnvnnnnnnnvnnnnnnnvennnnnner 116 About simulation mode JUMPET eee eeeeceeeeeneeeeeeneeeeeenaeeeeeeaeeeeseaeeeeeeaeeeeeeaeeeeseeeeeeenaeeeene 116 Setting simulation jUMPEl ss 0 s 2 see secceeste dageeesscebectacs disses eee cvedd pesneeduavee ce eheeesatendecdatieneete 116 Enabling Simulation mode sssini a ead
159. wo flow inputs to calculate and integrate net flow which can be used to calculate volume or mass variation in vessels or as an optimizing tool for flow ratio control The block does not support process alarms A ATTENTION Alternatively IN_1 and IN_2 can be used as pulse inputs coming from other blocks The same general rules for integration applies for the accumulation of pulses N gt REV FLOW gt OUT N2 gt REV FLOW gt OUT PTRP RESET IN _ OUT TRPP RESET CONFIRM Figure 12 Integrator Block Execution The basic function of the Integrator block is to integrate an analog value over time It can also accumulate the pulses coming from the Pulse Input block or from other Integrator blocks The block is normally used to totalize flow giving total mass or volume over a certain time or totalize power giving the total energy Inputs The block has two inputs IN_1 and IN_2 If IN_2 is not connected does not have a corresponding link object calculations for IN_2 can be avoided Each input can be configured to receive a measurement per unit of time rate Page 68 FOUNDATION Fieldbus ST 700 Pressure Transmitter User s Guide Revision 2 0 The usage is as follows Rate It is used when the variable connected to the input is a rate that is Kg s w Gal hour and so on This input can come from the rate output OUT of an Analog Input block

ST 800 FF Pressure Transmitter

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