CAT1 Manual - Conflow Technologies Inc
Contents
1. MODEL NUMBER USE A WRITTEN DESCRIPTION OF THE SP NOTES 1 INPUTS ACCEPTS MAGNETIC COIL ONLY 2 WINDOWS BASED SETUP DISC AND 6 FOOT COMMUNICATION CABLE IF THREE OR MORE UNITS ARE ORDERED ON THE SAME PURCHASE ORDER ONE SET IS SUPPLIED AT NO CHARGE HP 310 4 Introduction This page intentionally left blank HP 310 Specifications 5 Magnetic pick up Contact Closure 0 2 Hz to 4 KHz 10 mV rms to 30 Vdc Loop Power 8 30 Vdc Reverse polarity protection 4 20 mA 24 mA overflow condition Max 650 Ohms at 24 Vdc 0 02 of full scale 20 C 40ppm deg C RS232 port for Configuration and diagnostics 40 to 85 C 0 90 Non condensing Extruded aluminum DIN rail mount Explosion Proof CE compliant HP 310 2 Specifications Specifications Input Signal Type Input frequency range Signal level Power supply Analog Output Load resistance Accuracy Temperature drift Communications Operating temperature Humidity Enclosure Regulatory Options 20 point linearization 6 Specifications This page intentionally left blank HP 310 Principle of Operation 7 3 Principle of Operation The CATI consists of two printed circuit boards and four main functional blocks the Preamplifier Microcontroller Loop Driver and Communications Interface 180 FLOWMETER INPUT PREAMP CONDITIONED SIGNAL MICROCONTRO2. the K factor table the sending unit shall send NP 20 lt CR gt The CATI echoes the sent message and responds with NUM PTS 20 CR The CATI checks the ranges for data and rejects writes that are not within the allowed range If the sending unit sends data that is not within the allowed range the CATI echoes the sent message and responds with the value that is currently stored in the CATI Example If the sending unit wishes to change the max sample time to 2000 from the previous setting of 10 the sending unit shall send NB 2000 CR The CATI echoes the sent message and responds with MAX M TIME 10 lt CR gt HP 310 Appendix Communications 7 Messages Commands Supported By Communications Messages Description Allowed Data Response Tag Number 0 to 99999999 TAG NUM DATA The first three digits are the units code for total Changing these digits will change the TU settings Linearization 0 Average K factor 1 Linearization table F C METHOD METHOD LIN for Linearization table AVG for Average K factor K Factor Decimal Point Location 0 for 00000000 1 for 0000000 0 and all K Factors are less than 9999999 9 otherwise not allowed 2 for 000000 00and all K Factors are less than 999999 99 otherwise not allowed 3 for 00000 000 and all K Factors are less than 99999 999 otherwise not allowed
3. Light Industry Environment Generic Immunity Standard EN 50082 2 Industrial Environment HP 310 2 introduction 1 1 Model Number Designation MODEL CAT1 X ENCLOSURE STYLE LINEARIZED ANALOG OUTPUT INPUT POWER SPECIAL FEATURES ENCLOSURE STYLE MODELCATI OPTION 1 GENERAL PURPOSE 2 6 L X 2 6 H X 2 6 W MINIMUM MOUNTING SPACE D 2 LONG DIN RAIL MOUNT SINGLE UNIT UP TO 20 CATI UNITS CAN BE MOUNTED ON A SINGLE RAIL ADD 2 PER UNIT 3 0 MEETS CLASS 1 DIV 1 AND 2 GROUPS C D CLASS IL GROUPS CLASS NEMA 4X WITH O RING CERTIFIED CSA UL BODY KILARK GECCT 3 STOCK 200 0945 FLAT COVER STOCK 200 0533 KILARK GECBC 38 0 MEETS CLASS I DIV 1 AND 2 GROUPS B C D CLASS 1 ZONES 1 AND 2 GROUPS H2 CLASS 1 DIV 1 AND 2 GROUPS E F G CLASS III NEMA 3 4 7 B C D 9 E F G CERTIFIED CENELEC CSA UL FM BODY KILARK HKB STOCK 4200 0406 FLAT COVER STOCK 4200 0773 KILARK HKB B 3B O ATEX EExd ENCLOSURE ATEX APPROVED 3 4 FNPT CABLE ENTRIES HP 310 3 Introduction LINEARIZED ANALOG OUTPUT MODEL CATI OPTION 7 4 20 MA UP 20 POINTS ACCURACY 0 02 OF FULL SCALE INPUT POWER MODEL OPTION 02 8 TO 24 VDC LOOP POWERED SPECIAL FEATURES MODEL CATI C OPTION CE MARK REQUIRED FOR EUROPE SP ANY SPECIAL FEATURES THAT ARE NOT COVERED IN THE
4. nonconforming goods as provided in the following paragraphs In the event Purchaser believes the goods are defective the goods must be returned to HFC transportation prepaid by Purchaser within twelve 12 months after delivery 01 goods or eighteen 18 months for goods delivered outside he continental States for by HFC If HFC s inspection determines that the workmanship or materials are defective the goods will be either repaired or replaced at HFC s sole determination free of additional charge and the goods will be returned transportation paid by HFC using he lowest cost transportation available Prior to returning the goods to HFC Purchaser must obtain a Returned Material Authorization RMA Number from HFC s Customer Service Department within 30 days after discovery of a purported breach of warranty but no later than the warranty period otherwise such claims shall be deemed waived See the Return Requests Inquiries Section of this manual If HFC s inspection reveals goods are free of defects in material and workmanship or such inspection reveals the goods were improperly used D installed and or improperly selected for service intended HFC will notify the purchaser in writing and will deliver the goods back to Purchaser upon 1 receipt of Purchaser s written instructions and ii the cost of transportation If Purchaser does not respond within thirty 30 days after notice from HFC the goods
5. 310 Appendix B Communications 1 Read Rate FLOW DATA DATA 0 to the following maximums 99999 999 ifRD 3 999999 99 ifRD 2 9999999 9 ifRD 1 99999999 ifRD 0 Adjust 4mA output point CN DATA DATA is the integer value that the HIT2A sends to the 4 20mA converter to output 4mA This parameter is passed to the HIT2A to adjust the 4mA output point of the device This value is used in production at the test step to calibrate the 4mA output point CN will cause an Invalid Command response and absence of the symbol will cause the HIT2A to ignore the data Adjust 20mA output point CM DATA DATA is the integer value that the HIT2A sends to the 4 20mA converter to output 20mA This parameter is passed to the HIT2A to adjust the 20mA output point of the device This value is used in production at the test step to calibrate the 20mA output point CM will cause an Invalid Command response and absence of the symbol will cause the HIT2A to ignore the data HP 310 CN CM
6. 9 Rate Units 0 for seconds 1 for minutes 2 for hours 3 for days FLOW UNITS DATA DATA shall be SEC for seconds MIN for minutes HR for hours DAY for days Max Sample Time 1 m to b 8 0 m MAX M TIME DATA Out Low 0 000 toa maximum value of the Out High setting 4mA FLOW DATA Out High Minimum is the Out Low Setting LF to a maximum of the following 99999 999 ifRD 3 999999 99 ifRD 2 9999999 9 ifRD 1 99999999 ifRD 0 20mA FLOW DATA Password NO to 9999 PASS WORD DATA Current Out 0 Current output follows rate 1 Current output set to 4mA 2 Current output set to 12mA 3 Current output set to 20mA For 0 Output equal to input For 1 Output is 4mA For 2 response Output is 12mA For 3 response Output is 20mA HP 310 FM NB LF AF PA OC 20 Appendix B Communications System Commands Supported by Communications Messages System 7 Command Peseription Response Comments OI Output 4mA w Output is 4mA Current output set to 4mA MO Output 12mA Output is 12mA Current output set to 12mA OM Output 20mA Output is 20mA Current output set to 20mA OF Output Rate Input Output equal to input Current output follows rate HP
7. K FAC DECL DATA Average K Factor 0 001 to 99999 999 if KD 3 999999 99 ifKD 2 9999999 9 ifKD 1 99999999 ifKD 0 AVG KFAC DATA Number Points in the Table w 2 10 w 2 0 m NUM PTS DATA HP 310 DN FC AK NP 18 Appendix B Communications Frequency 1 20 01 hasarange of 0 000 value of FO2 minus 0 001 F20 hasarange ofthe value from F19 plus 0 001 to 5000 000 Frequencies 02 to F19 must be 0 001 greater than the previous frequency and 0 001 less than the next frequency FREQ DATA for FOI through F20 Data to fixed three decimal places Ki K Factor 1 20 K FACT DATA for through K09 K FACT DATA for K10 through K20 DATA to decimal places as per KD command TU Total Units 100 for gallons 140 for liters 110 for cubic feet 150 for cubic meters 180 for barrels other integer values from 0 and less than 999 will map to custom units TOT UNITS DATA DATA shall be GAL for gallons LIT for liters FT3 for cubic feet M3 for cubic meters BBL for barrels CUS for custom These three numbers will be the same as the first three digits of the tag number Changes to this menu shall cause the changes to the tag number HP 310 Appendix B Communications
8. LLER i i LOOP COMMUNICATIONS i 4 20 mA 4 20 mA MEE INTERFACE RS232 3 1 Functional Blocks 3 Preamplifier The Preamplifier located on PCA180 accepts the input from the flowmeter The Preamplifier applies amplification low pass filtering and wave shaping to the input signal The wave shaping function converts the signal into a square wave before sending it to the Microcontroller HP 310 Principle of Operation Microcontroller The Microcontroller located on PCA183 accepts the square wave output of the preamplifier and performs all of the calculations that are required to control the Loop Driver After measuring the frequency of the square wave the Microcontroller uses following equations to compute the flow rate and current SEGUND flowrate Kfactor Where Kfactor Is dependent on the Flow Calculation Method setting and is either the Average K Factor or the Linearized K Factor from the Frequency K Factor table FM Is the Flow rate Units setting of 0 1 or 2 Where 0 is for Seconds 1 is for Minutes and 2 is for Hours CF 15 the Correction Factor setting owrate current 4mA ong Where AF Is the 20 mA maximum Flow rate value If the calculated flowrate is greater than the AF setting the current will be set to 24mA to indicate an Over range condition After calculating the current the Microcont
9. Model CATI Microprocessor Controlled Two Wire 4 20mA Loop Powered Transmitter USER S MANUAL HP 310 April 2009 H HOFFER FLOW CONTROLS INC PERFECTING MEASUREMENT 107 Kitty Hawk Lane P O Box 2145 Elizabeth City NC 27906 2145 800 628 4584 252 331 1997 FAX 252 331 2886 www hofferflow com E mail info hofferflow com HP 310 NOTICE HOFFER FLOW CONTROLS INC makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose This manual has been provided as an aid in installing connecting calibrating operating and servicing this unit Every precaution for accuracy has been taken in the preparation of this manual however HOFFER FLOW CONTROLS INC neither assumes responsibility for any omissions or errors that may appear nor assumes liability for any damages that may result from the use of the products in accordance with information contained in the manual HOFFER FLOW CONTROLS policy is to provide a user manual for each item supplied Therefore all applicable user manuals should be examined before attempting to install or otherwise connect a number of related subsystems During installation care must be taken to select the correct interconnecting wiring drawing The choice of an incorrect connection drawing may result in damage to the system and or one of the components Please review the complete model nu
10. RANTIES COLLATERAL TO OR AFFECTING THE AGREEMENT PURCHASER S SOLE AND EXCLUSIVE REMEDY IS THE REPAIR AND OR REPLACEMENT OF NONCONFORMING GOODS AS PROVIDED IN THE PRECEDING PARAGRAPHS HFC SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES HFC 9708 CONTENTS 1 Introduction 1 1 1 Model Number Designation 2 2 Specifications 5 3 Principle of Operation 7 3 1 Functional Blocks 7 3 1 1 Preamplifier 7 3 1 2 Microcontroller 8 3 1 3 Loop Driver 8 3 1 4 Communications Interface 3 2 System Response Time 9 HP 310 4 Installation 4 1 Typical Connections 4 2 Communications Connections 4 3 Wiring Appendix A Default Configuration Appendix B Communications Message Format And Timeout Messages Introduction 1 1 Introducti
11. ackage and on any correspondence FOR NON WARRANTY REPAIRS OR CALIBRATIONS consult HOFFER FLOW CONTROLS for current repair calibration charges Have the following information available BEFORE contacting HOFFER FLOW CONTROLS 1 P O number to cover the COST of the repair calibration 2 Model and serial number of the product and 3 Repair instructions and or specific problems relative to the product FOR WARRANTY RETURNS please have the following information available BEFORE contacting HOFFER FLOW CONTROLS 1 P O number under which the product was PURCHASED 2 Model and serial number of the product under warranty and 3 Repair instructions and or specific problems relative to the product HFC 9708 Limited Warranty HOFFER FLOW CONTROLS INC HFC warrants HFC s products goods described in the specifications incorporated in this manual to be free from defects in material and workmanship under normal use and service but only if such goods have been properly selected for the service intended properly installed and properly operated and maintained This warranty shall extend for a period of one 1 year from the date of delivery to the original purchaser or eighteen 18 months if the delivery to the original purchaser occurred outside the continental United States This warranty is extended only to the original purchaser Purchaser Purchaser s sole and exclusive remedy is the repair and or PED meni of
12. ean Community this wiring practice is mandatory HP 310 Appendix Default Configuration 13 Appendix A Default Configuration Factory default configuration FIELD Value DN 10000000 FC O Average KD 3 AK 1 00 NP 20 FOI 4999 981 FO2 4999 982 FO3 4999 983 FO4 4999 984 FOS 4999 985 F06 4999 986 F07 4999 987 08 4999 988 F09 4999 989 F10 4999 990 F11 4999 991 F12 4999 992 F13 4999 993 F14 4999 994 F15 4999 995 F16 4999 996 F17 4999 997 F18 4999 998 F19 4999 999 F20 5000 000 K01 1 00 K02 1 00 K03 1 00 K04 1 00 K05 1 00 K06 1 00 K07 1 00 K08 1 00 K09 1 00 K10 1 00 1 00 12 1 00 1 00 4 1 00 15 1 00 310 14 Appendix A Default Configuration FIELD Value K16 1 00 K17 1 00 K18 1 00 K19 1 00 K20 1 00 TU 100 GAL FM 1 MIN NB 01 PA 1234 OC 0 Rate HP 310 Appendix Communications 15 Appendix B Communications Message Format And Timeout Communication messages consist of a string of ASCII characters terminated by a carriage return character The maximum message length received by CATI is 20 characters including the carriage return The CATI will transmit no more than 35 characters before transmitting a carriage return If a message longer than A 20 characters command
13. is sent the instrument responds with Command Sequence is Too Long NL If an unrecognized or invalid command is sent the instrument responds with Invalid Command NL The sending unit RS232C serial port configuration must be configured as follows Baud rate 2400 Data bits 8 Parity none Stop bits 1 Handshaking none The CATI echoes all received messages and then transmits a response string terminated with a carriage return If the sending unit takes longer than one minute to send a message the CATI aborts the message by clearing the receive buffer If the sending unit PC or other such device wishes to change a setting on the CATI the sending unit shall follow the command with an equal sign with the data following immediately after the equal sign The carriage return terminates the message Any CATI response that sends data back to the sending unit shall have an equal sign followed by the data Space is allowed between the equal sign and the data on the return message but the total message length 15 limited to 35 characters HP 310 16 Appendix B Communications READ Example If the sending unit wishes to read the number of points that the CATI has in K factor table the sending unit shall send lt gt The CATI echoes sent message and responds with NUM PTS 2 CR WRITE Example If the sending unit wishes to change the number of points to 20 in
14. mber of each item to be connected and locate the appropriate manual s and or drawing s Identify all model numbers exactly before making any connections A number of options and accessories may be added to the main instrument which are not shown on the basic user wiring Consult the appropriate option or accessory user manual before connecting it to the system In many cases a 5 stem wiring drawing is available and may be requested from HOFFER FLOW This document contains proprietary information which is protected by copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without the prior written consent of HOFFER FLOW CONTROLS INC HOFFER FLOW CONTROLS policy is to make running changes not model changes whenever an improvement is possible This affords our customers latest in technology and engineering The information contained in this document is subject to change without notice Return Requests Inquiries Direct all warranty and repair requests inquiries to the Hoffer Flow Controls Customer Service Department telephone number 252 331 1997 or 1 800 628 4584 BEFORE RETURNING ANY PRODUCT S TO HOFFER FLOW CONTROLS PURCHASER MUST OBTAIN RETURNED MATERIAL AUTHORIZATION RMA NUMBER FROM HOFFER FLOW CONTROLS CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned RMA number should then be marked on the outside of the return p
15. nother type of coil is required refer to CAT 2 and CAT3 models 4 1 Typical Connections Loop powered with MAG Coil Installation DC POWER SUPPLY Mag Pickup Coil LOAD Dip Switch Settings Gon HP 310 Installation Communications Connections 12 4 2 The RS232 serial port connector is located under the top plate of CAT1 and may be accessed by removing the two screws from the top plate A matching connector is provided with HOFFER HIT2A 301 Communications Cable CATI unit has to be powered from external supply in order to be able to communicate Additional power for CAT1 communication circuitry is supplied by the RS232 serial port of the computer terminal COM port settings must be set as follows Molex 0511100660 or Equivalent N XN Pin 2 Pin 1 2400 8 None 1 None VDCI VDC2 Baud Rate Data Bits Parity Stop bits Handshaking 7 6 DSR DB9 7 8 CTS 9 Wiring HOFFER HIT2A 301 Communications Cable DTR 4 SIGCOM 5 4 3 When installing the CATI it is good practice to use shielded cable The shield should be connected to earth ground near the instrument The other end of the shield should not be connected In order to comply with the requirements for Electromagnetic Compatibility as per EMC Directive 89 336 EEC of the Council of Europ
16. on The CATI is a microprocessor based loop powered transmitter The transmitter accepts a low level frequency signal on the input and provides a 4 20mA analog output proportional to the flow rate CAT1 is compatible with all Hoffer turbine flowmeters as well as the H O G series positive displacement flowmeters The CATI L model provides for 20 point linearization of the flow input signal and outputs a linearized analog current CATI is fully configurable via an RS232 communications port located under the top plate CAT configuration software is a Windows based application that provides the interface for entering K factors frequencies the timebase for rate measurement and calibration of the analog output Configuration and remote monitoring can also be performed using any PC based communications program e g HyperTerminal or ASCH terminal The standard unit is packaged in an extruded aluminum enclosure for wall mounting or may be mounted directly on a flowmeter using an optional NEMA 4X or EX enclosure An optional bracket is also available for mounting on standard DIN rail This instrument is designed to conform to the EMC Directive of the Council of European Communities 89 336 EEC and the following standards Generic Emission Standard EN 50081 1 Residential Commercial amp Light Industry Environment Generic Emission Standard EN 50081 2 Industrial Environment Generic Immunity Standard EN 50082 1 Residential Commercial amp
17. roller digitally sends the current information to the Loop Driver 8 3 1 2 3 1 3 Loop Driver The loop driver located on PCA183 uses the digital information sent to it by the Microcontroller to set the current of the loop The Loop Driver also supplies power to the Microcontroller 3 1 4 Communications Interface The Communications Interface located on PCA183 provides an RS232C port to the Microcontroller The connector for the communication interface may be accessed by removing the top plate The external terminal device provides power for the Communication Interface The Communications Interface is used to configure and trouble shoot the transmitter 10 HP 3 Principle of Operation 9 3 2 System Response Time The analog output response time to reach steady state due to a change in the flow rate is approximately two 2 seconds When flow stops the time for the analog output to return to 4 mA will be between 3 and 12 seconds depending on the Maximum Sample Time MST setting MST 15 adjusted using the NB DATA command where NB 15 value between and 80 The default MST setting is NB 1 Adjusting MST is only recommended for low flow applications where the minimum input frequency is below 1 Hz HP 310 10 Principle of Operation This page intentionally left blank HP 310 Installation 11 4 Installation NOTE CATI flow input interfaces with magnetic type pickup coils and contact closure only If a
18. will be disposed of in HFC s discretion HFC does not warrant these goods to meet the requirements of any safety code of any state municipality or other jurisdiction and Purchaser assumes all risk and liability whatsoever resulting from the use thereof whether used singly or in combination with other machines or apparatus This warranty shall not apply to any HFC goods or parts thereof which have been repaired outside HFC s factory or altered in any way or have been subject to misuse negligence or accident or have not been operated in accordance with HFC s printed instructions or have been operated under conditions more severe than or otherwise exceeding those set forth in the specifications for such goods THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE HFC SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OR LOSS OF USE OF THE GOODS WITHOUT LIMITING THE GENERALITY OF THE FOREGOING THIS EXCLUSION FROM LIABILITY EMBRACES THE PURCHASER S EXPENSES FOR DOWNTIME OR FOR MAKING UP DOWNTIME DAMAGES FOR WHICH THE PURCHASER MAY BE LIABLE TO OTHER PERSONS DAMAGES TO PROPERTY AND INJURY TO OR DEATH OF ANY PERSONS HFC NEITHER ASSUMES NOR AUTHORIZES ANY PERSON TO ASSUME FOR IT ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OR USE OF HFC S GOODS AND THERE ARE NO ORAL AGREEMENTS OR WAR
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