4590 TSM (v2.03) Service Manual for V1 Communications
Contents
1. Data Value Mode Index GVH Transmission Format Note N453X Element 4 Temp 0x24 0x04 453 N453X Element 5 Temp 0x24 0x05 454 N453X Element 6 Temp 0x24 0x06 455 N453X Element 7 Temp 0x24 0x07 456 N453X Element 8 Temp 0x24 0x08 457 N453X Element 9 Temp 0x24 0x09 458 1234 123 4 C N453X Element 10 Temp 0x24 0x10 459 N453X Element 11 Temp 0x24 0x11 N453X Element 12 Temp 0x24 0x12 N453X Element 13 Temp 0x24 0x13 N453X Element 14 Temp 0x24 0x14 N453X Element 15 Temp 0x24 0x15 N453X Element 16 Temp 0x24 0x16 HART Device 1 PV 0x01 0x02 011 1234567 units as HART 12345 67 Device 1PV HART Device 2 PV 0x01 0X03 012 1234567 units as HART 12345 67 Device 2 PV Tank W amp M Status 0x60 0x01 12345 12345 see V1 Protocol Formats P1 Pressure 0x60 0x02 123456 123 456 kPa P2 Pressure 0x60 0x03 123456 123 456 kPa P3 Pressure 0x60 0x04 123456 123 456 kPa Temperature i Vapour Temp Water Level o gt P1 Bottom P2 Middle P3 Top Obs Density o gt GP Value 1 GP Value 2 Element 1 16 1 i f i i 4 20mA Ref Alarm Ref 1 L Alarm Ref 2 H SP 1 Ref SP 2 Ref SP 3 Ref SP 4 Ref Figure 2 1 Function Block V1 Output Service Manual Tank Side Monitor Installation Recommendations 3 Installation Recommendations 3 1 Cable Specifications for the V1 Pro2. Measured Value Minimum Maximum Granularity Units TANK Parameter Level 0 99999 1 mm Corr Level Temp 50 0 359 5 0 1 C Temp 1 The control room equipment indicates a value error when the value reaches these limits either minimum or maximum 2 This column indicates the source of the value returned by the VI communication Measured Values 4590 5 2 New V1 Protocol Table 5 2 New V1 Protocol Limits Measured Value Minimum Maximum ynan E Granularity Units ANK 1 or Offline Parameter Level 0 0 99999 9 99999 9 0 1 mm Level 49999 9 50000 0 50000 0 Temperature Temp 999 9 Vapor Temple d Gas Temp 999 9 999 9 999 9 0 1 c Element Temps ll NMT 999 9 Element Temps Percentage 4 4 20 mA 0 0 100 0 100 0 0 1 Pressures P1 kPa P1 2 or 3 P2 amp P3 000 000 999 999 999 999 0 001 Be 3 Density 0 0000 9 9999 9 9999 0 0001 KORINE Obss Density BSW 0 0 99999 9 99999 9 mm 0 1 Water Level 49999 9 50000 0 50000 0 Hart 1 PV 99999 99 5 HART1 PV 99999 99 99999 99 0 01 Hart 2 PV 99999 99 HART2 PV 1 This column indicates the source of the value returned by the V1 communication 2 Depending on the Level Mapping configuration setting For a detailed description of the messa
3. Response Level ZO Z1 Tank Corrected Level Temp ZO Tank Temperature Sensor Status ZO Z1 Fixed value 05 Level amp Balanced Sensor Error ZO Z1 Fixed value 00 None External Status bit 0 DIO 1 only when DIO is Input ZO Z1 e bit 1 DIO 2 only when DIO is Input Input is ON when bit is set 4 20 mA Zo IS Analogue Input Percentage Value from Analogue 4 20 mA reference Alarm e bit0 V1 Level Alarm 1 Status ZO Z1 e bit 1 V1 Level Alarm 2 Status Balance ZO Z1 Fixed Value 1 Balanced Answer Back ZO Fixed value 0 1 The ON status is a logical state If the input is configured as normally closed ON indicates the open state 6 3 2 Level Mapping The level value in the reply from the 4590 TSM is always a number in the range from 000000 to 999999 in 1 10 mm e In ve only mode this value directly relates to the level e 00000 0 mm 000000 e 99999 9 mm 999999 e In amp mode the value range is used to encode both positive and negative values using the following method e 00000 0 mm to 50000 0 mm 000000 to 500000 e 00000 1 mm to 49999 9 mm 500001 to 999999 14 Service Manual Tank Side Monitor V1 Protocol Formats 6 3 3 Configuration with the 8130 RTU While communicating with the 8130 RTU pay special attention to some of the 8130 RTU parameters 1 Inthe V1 SCAN menu Number of response pulses the maximum number of response pulses to be
4. provided by the master should be set to 3000 according to the V1 specification 2 Inthe 4590 TSM point menu Module RTU card module slot used 1 to 4 e Channel for Communication use either 1 or 2 depending on the channel used e TSM Address use the V1 protocol address e BaudRate use a value between 0 and 99 which will determine the pulse width of the request signal suggested 99 max 15 V1 Protocol Formats 4590 16 Service Manual Tank Side Monitor NOTES 17 Your official representative www varec com Varec Inc 5834 Peachtree Corners East Norcross Atlanta GA 30092 USA Tel 1 770 447 9202 Fax 1 770 662 8939 2006 Varec Inc All Rights Reserved This document is for information purposes only Varec Inc makes no warranties express or implied in this summary The names of actual companies and products mentioned herien may be the trademarks of their respective owners
5. Inc or its suppliers be liable for any damages whatsoever including direct indirect incidental consequential loss of business profits or special damages even if Varec Inc or its suppliers have been advised of the possibility of such damages 4590 This manual is solely intended to describe product functions and should not be used for any other purpose It is subject to change without prior notice This manual was prepared with the highest degree of care However should you find any errors or have any questions contact one of our service offices or your local sales agent On Safety and Proper Use Read this manual carefully and make sure you understand ts contents before using this product Follow all instructions and safety guidelines presented in this manual when using this product If the user does not follow these instructions properly Varec cannot guarantee the safety of the system Service Manual Contents 3 1 3 2 4 1 4 2 5 1 5 2 5 3 6 1 6 2 6 3 Tank Side Monitor Contents Introduction ne ete le os ee ne 1 Implementation 2 000 c cece eee 3 Installation Recommendattons 5 Cable Specifications for the V1 Protocol n saaana aaaea 5 Example Topologies 0 ccc eee tees 5 3 2 1 Cascaded Topology 5 3 2 2 Tree Topology Ak 23 eee a NIK a eG eee 6 3 2 3 Star TOPOl0QY cic eu se ita za ewe Ble boa a Gee ee Se Dees la ied eS 6 Configuration octanos peer ian lan ei
6. is used when the V1 variant is set as a type For the other variants MDP BBB MIC 232 ID hexadecimal is used Configuration 4 2 2 Description of Basic Configuration Parameters 4590 Table 4 2 summarizes the basic configuration values of the V1 slave group for the 4590 TSM The numbers in parentheses indicate the menu position Table 4 2 Basic Configuration Values of the V1 Slave Group for the 4590 TSM Field Description Default Protocol This value selects the V1 slave pro tocol in which the 4590 TSM will communicate ID Decimal ID Hexadecimal 9212 This is a unique number for the device on the V1 bus It is only when a request with this number is received that the 4590 TSM will generate a response This ID can be in decimal or hexadecimal form depending on the type of protocol variant used V1 uses decimal MDP BBB and MIC 232 use hexideci mal Line Impedance The Line R value enables variation in the load that the 4590 TSM uses for replying on the V1 bus It is needed to adjust for installation parameters with older control room equipment For new equipment and the new V1 protocol the default value 15 is suitable 15 Level Mapping 21 Sets the level mapping mode for the new V1 communication protocol When set to ve only the returned level value is from 0 0mm to 99999 9mm However if set to ve ve values from 49999 9mm to 50000 0m
7. SRMO12FVAE0808 4590 Tank Side Monitor V1 Communication Protocol Service Manual Software Version v2 03 www varec com Varec Inc 5834 Peachtree Corners East Norcross Atlanta GA 30092 USA Tel 1 770 447 9202 Fax 1 770 662 8939 Tank Side Monitor Copyright All rights reserved Printed in the United States of America Except as permitted under the United States Copyright Act of 1976 no part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of the Publisher Varec Inc 5834 Peachtree Corners East Norcross Atlanta GA 30092 USA Trademarks acknowledged Varec Inc recognizes all other trademarks Trademarks of other products mentioned in this document are held by the companies producing them Varec is a registered trademark of Varec Inc Copyright 2003 Hart is a registered trademark of HART Communication Foundation Austin TX USA Disclaimer of Warranties The contract between the Seller and the Buyer states the entire obligation of the Seller The contents of this instruction manual shall not become part of or modify any prior or existing agreement commitment or relationship between the Seller and Buyer There are no express or implied warranties set out in this instruction manual The only w
8. ame as that followed by the V1 master The 4590 TSM implementation of the V1 slave protocol supports various old and new V1 protocols See Chapter 6 V1 Protocol Formats for a full description of each protocol V1 new V1 e MDP old V1 e BBB old V1 e MIC 232 old V1 Within the new V1 protocol both the standard ZO and Z1 responses are supported e ZO provides Level Temperature Percentage 4 20 mA Input amp Status e Zl provides Level amp Status The data values can be accessed at the indicated Mode Index locations listed in Table 2 1 Note that duplication provides compatibility with older V1 slave devices Table 2 1 V1 Data Values Data Value Mode Index GVH Transmission Format Note Tank Level 0x00 0x09 008 123456 12345 6 mm 0x13 0x14 Observed Density 0x00 0x06 005 Sea nadia 12345 1 2345 kg m 0x13 0x11 Middle Density 0x00 0x07 eisen eea 006 12345 1 2345 kg m always zero 0x13 0x12 Tank Vapour Temp 0x01 0x04 13 1234 123 4 C Tank Water Level 0x00 0x03 002 123456 12345 6 mm 0x13 0x15 Ullage Level 0x00 0x02 001 123456 12345 6 mm always zero 0x13 0x13 Bottom Level 0x00 0x05 004 123456 12345 6 mm always zero 0x13 0x16 N453X Element 1 Temp 0x24 0x01 450 N453X Element 2 Temp 0x24 0x02 451 N453X Element 3 Temp 0x24 0x03 452 Implementation 4590
9. arranties that apply are those in the existing contract between the Seller and Buyer The Varec 4560 Servo Gauge Monitor has not been tested by Varec under all possible operational conditions and Varec may not have all the data relative to your application The information in this instruction manual is not all inclusive and does not and cannot take into account all unique situations Consequently the user should review this product literature in view of his her application If you have any further questions please contact Varec for assistance Limitations of Seller s Liability In the event that a court holds that this instruction manual created some new warranties Seller s liability shall be limited to repair or replacement under the standard warranty clause In no case shall the Seller s liability exceed that stated as Limitations of Remedy in the contract between the Seller and Buyer Use of parts that are not manufactured or supplied by Varec voids any Varec warranty and relieves Varec of any obligation to service the product under warranty Varec recommends the use of only Varec manufactured or supplied parts to maintain or service Varec 4560 Servo Gauge Monitors Terms of Use The information provided in this document is provided as is without warranty of any kind Varec Inc disclaim all warranties either express or implied including the warranties of merchantability and fitness for a particular purpose In no event shall Varec
10. aximum transmission distance In this topology B is the main distance whereas A is considerably shorter 6 Service Manual Tank Side Monitor Configuration 4 Configuration The V1 slave ports on the 4590 TSM must be configured to establish communication The local display or ToF tool allows the user to set the 4590 TSM V1 slave port to match the V1 master settings 4 1 Address The 4590 TSM addresses provide unique identification for the host The 4590 TSM address is configured through the local display or ToF tool This address may range from O to 99 in the V1 protocol variant and from 0x00 to OxFF for the other variants MDP BBB and MIC 232 4 2 Configuration Settings 4 2 1 For successful communication on a V1 bus a number of configuration settings must be made to match the configuration of the bus Summary of Basic Configuration Parameters Table 4 1 summarizes the configuration information required by the 4590 TSM Table 4 1 Summary of the Configuration Information required by the 4590 TSM Configuration Parameter Valid Entries Default Protocol Type e VI MDP BBB y e MIC 232 ID Decimal 0 99 1 ID Hexadecimal 0x00 OxFF 0x01 Line Impedance 0 15 15 Level Mapping e ve only ve only e ve amp ve Service Relay e Off Off e On 1 The ID parameter is set either in decimal or hexadecimal form according to the Protocol Type specified ID decimal
11. bit OFF AL Low V1 Alarm 2 L status active bit ON inactive bit OFF UNDER Fixed Value 0 OVER Fixed Value 0 UP Fixed Value 1 STOP Fixed Value 0 AD Fixed Value 0 DOWN Fixed Value 1 DCT Fixed Value 1 BAL Fixed Value 1 C3 C2 C1 Fixed Value 0 1 When the gauge type is 453x ATC and the V1 protocol is BBB or MIC 232 a Servo Error is indicated by setting the level 10 000 digit to 15 OxF and setting the level 1 000 digit to 13 OxD 14 OxE or 15 OxF depending on the errors Encoder Error Over Tension and Under Tension respectively 2 The ON status is a logical state If the input is configured as normally closed ON indicates the open state 13 V1 Protocol Formats 4590 6 3 New V1 Protocol The new V1 protocol encodes ASCII requests and responses onto the bus allowing the addressing of a large number of possible data values depending on the slave device capabilities The protocol also includes two special commands ZO and Z1 These commands are replied to by the slave with a response encoding all of the main tank parameters into the one data block These commands allow faster polling times for the main tank values 6 3 1 Z0 8 Z1 Responses Table 6 2 summarizes the parameters used for the two special commands Z0 and Z1 Table 6 2 ZO amp Z1 Responses Parameter matee la Data Source Value
12. ge formats see Chapter 6 V1 Protocol Formats 3 Element temperatures can only be provided if an 453x ATC multi element temperature device is connected to the 4590 TSM In this case the first value returned is the 453x ATC Element 1 temperature value the second is the 453x ATC Element 2 and so on 4 This percentage is shown in the function of which discrete value is selected as the source on the V1 configuration menu 5 The unit of these values are determined by the Hart devices PV unit No conversion is applied 5 3 Measured Values Error Handling The following error handling rules are applied to all values returned in the V1 message Refer to Tables 5 1 and 5 2 for related minimum and maximum values 1 If a value level temperature or any other is below the minimum value the mini mum value is returned 2 Ifa value level temperature or any other is above the maximum value the max imum value is returned 3 If the level is invalid or offline the level returned is either 99999 9 mm or 50000 0 mm depending on the level mapping configuration setting 4 If the temperature is invalid or offline the temperature returned is 999 9 C 10 Service Manual Tank Side Monitor Note Measured Values Ifan 7200 7500 series Radar Tank Gauge RTG is connected to the 4590 TSM and is used for level values an in safety distance or echo lost error condition will cause a maximum level value to be re
13. m can be returned using the mapping rule described in Chapter 6 V1 Protocol Formats Service Relay gt When the service relay is closed the V1 interface circuit is disconnected from the V1 terminals and a fixed load resistor is connected instead This mode can be used to assist in diagnosing loop problems py 9221 SP2 9222 sp3 9223 amp spa 9224 References This parameter indicates which discrete value is transmitted as the V1 External status e SP1 ISDI1 SP2 IS DI2 e SP3 unknown e SP4 unknown Analogue 4 20 mA Refer encel 25 This parameter indicates which dis crete value is transmitted as the Analogue value The default value is con nected to the IS Al Alarm 1 Reference H 922 This parameter indicates which dis crete value is transmitted as the V1 Alarm 1 low status The default is connected to the level alarm H or HH value Alarm 2 Reference L This parameter indicates which discrete value is transmitted as the V1 Alarm 2 high status The default value is con nected to the level alarm L or LL value Service Manual Tank Side Monitor Measured Values 5 Measured Values The V1 response contains a number of measurement values level temperature percentage density pressure and more Tables 5 1 and 5 2 list the limits they are subject to 5 1 Old V1 Protocol Table 5 1 Old V1 Protocol Limits
14. n 7 Addies ies gee Ge ei ea ag BRL EE 7 Configuration Settings iue EE aden titles tata 7 4 2 1 Summary of Basic Configuration ParameterS o o o oooooomoooo 7 4 2 2 Description of Basic Configuration Parameters 8 Measured Values eee 9 OAV Protocol nn a AA sn hed Dave 9 New VI Protocol ur aora oes a da NK el a deans Sa ir od 10 Measured Values Error Handling 0 0 eee eee 10 V1 Protocol Format 13 Physical EE 13 Old V1 Protocol 0 0 aaae eaa E E EAE EA 13 New V1 Protocol 2 2 2222er eee 14 6 3 1 ZO amp ZI Responses erasi pao 2 cee eee 14 6 3 2 Level Mapping ur cere Rare eee na eee 14 6 3 3 Configuration with the 8180 RTU 00 cee eee 15 Contents 4590 Service Manual Tank Side Monitor Introduction 1 Introduction This protocol guide explains the operation of the V1 protocol implemented in the Varec 4590 Tank Side Monitor TSM Introduction 4590 2 Service Manual Tank Side Monitor Implementation 2 Implementation The implementation of the V1 protocol for the 4590 TSM provides a standard form of digital communication via a 2 wire system Check compatibility carefully to ensure that the 4590 TSM is properly configured for the data format expected by the host system or computer Due to the unique application requirements of the 4590 TSM exceptions have been made and noted Note There is no guarantee that the interpretation made here will be the s
15. tocol Table 3 1 summarizes the cable specifications used for the V1 Protocol Table 3 1 Cable Specifications for the V1 Protocol Resistance in one Maximum Available Cable Method Type of Cable Direction amp Line Transmission Capacitance Distance 2 wire signal cable 0 9 mm telephone connection cable PE insulation 300 independent from 60 V rating 0 05 uF km 4 km power cable line __ 1 2 mm telephone 1 650 6 km cable PE insulation 0 05 uF km 60 V rating The maximum transmission distance allowed is dependant upon the actual cable conditions and specifications used 3 2 Example Topologies 3 2 1 Cascaded Topology x Vi Master Unit Figure 3 1 Cascaded Topology ACE We S N 4590 TSM 4590 TSM 4590 TSM 4590 TSM 1 2 3 4 Y 4590 TSM N The furthest master to slave cable distance X should be less than or equal to the maximum transmission distance Installation Recommendations 4590 3 2 2 Tree Topology Vi Master Unit Figure 3 2 Tree Topology A B should be less than or equal to the maximum transmission distance In this topology A is the main distance whereas B is considerably shorter 3 2 3 Star Topology v1 A Data Master Unit Concentrator Figure 3 3 Star Topology A B should be less than or equal to the m
16. turned on the V1 bus and not a data invalid message The RTG and 4590 TSM must be properly configured for alarm handling Refer to the 4590 TSM documentation for details 11 Measured Values 4590 12 Service Manual Tank Side Monitor V1 Protocol Formats 6 V1 Protocol Formats 6 1 Physical Layer The V1 communication takes place on a 2 wire voltage mode bus Bits are represented by the pulse width on requests from the control room and voltage level for the response The V1 protocol encodes a clock pulse from the control room for both requests and replies removing the need for a baud rate setting in the slave devices 6 2 Old V1 Protocol The old V1 protocol relies on fixed length request and reply data packets which have a fixed data format This allows basic tank values to be transferred to the control room from the slave Table 6 1 summarizes the parameters used for the old V1 protocol Table 6 1 Old V1 Protocol Parameter Data Source Value Level Tank Corrected Level Temp Tank Temperature S1 SP1 when the referred discrete value is active the bit would be ON S2 SP2 when the referred discrete value is active the bit would be ON S3 SP3 when the referred discrete value is active the bit would be ON S4 SP4 when the referred discrete value is active the bit would be ON AL High V1 Alarm 1 H status active bit ON inactive
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