4590 TSM (v2.03) Service Manual for BPM
Contents
1. eee 11 5 1 Unit Mapping 11 5 2 Value Ranges eee 12 5 3 Measured Values Error Handling 0 0 c eee eee 13 Contents 4590 Service Manual Tank Side Monitor Introduction 1 Introduction This protocol guide explains the operation of the ENRAF BiPhaseMark BPM 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 ENRAF BiPhaseMark BPM protocol for the 4590 TSM provides compatibility to existing ENRAF Systems by emulating the ENRAF GPU BPM and GPP BPM slave devices as produced by ENRAF It is based on a transformer coupled fieldbus interface principle 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 o gt Level O o gt Temperature O HH Level Alarm oJ Vapour Temp H Level Alarm o gt Air Temp L Level Alarm o gt Water Level LL Level Alarm o gt P1 Bottom Density Al Ref H o gt P2 Middle Density AI Ref L o gt P3 Top Water AI Ref H o gt Obs Density Water Al Ref L DI Ref 1 o lt Sys Air Temp DI Ref 2 Figure 2 1 Function Block BPM Output Implementation 4590 4 Service Manual Tank Side Monitor In2. 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 its 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 Tank Side Monitor Contents Contents 1 INMOGUCHON 2 300 yoda ree yd ees oa ted ea 1 2 Implementation ccc cece eee 3 3 Installation Recommendations 5 3 1 Example of a Star Topology Installation ooo ooocooooooo 5 3 2 Example of a Staggered Network with the Maximum Cable Length 6 4 Configuration 110 irta ian ead ee ir 7 4 1 Configuration Settings 8 4 2 Description of Configuration Parameters 0c eee eee 9 5 MeasuredValues
3. 001 AP 999 9999 999 9999 0 0001 Lbs ft Pressure ZP1 ZP3 ZP7 999999 9 999999 9 0 1 Pa 9999 999 9999 999 0 001 Kpa 99 99999 99 99999 0 00001 Psi S variant 9999 999 9999 999 0 001 Psi I variant 12 Service Manual Tank Side Monitor Measured Values 5 3 Measured Values Error Handling The following error handling rules are applied to all values returned in the BPM units message Refer to Table 5 2 for the 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 If a value level temperature or any other is above the maximum value the max imum value is returned 3 If a value level temperature or any other is undefined invalid or offline it is pointed out by the respective error bit or byte information consisting normally of a status field filled with ASCII F characters depending on the type of value 13 Measured Values 4590 14 Service Manual Tank Side Monitor NOTES 15 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 produ
4. detected on the bus Bits were detected on the bus smallest bar Nothing detected no bar gap in graph Under normal operating conditions only the first three items should be seen with or without gaps 10 Service Manual Tank Side Monitor Measured Values 5 Measured Values The BPM response contains a number of measurement values level temperature percentage density pressure and more These values are subject to the following limits 5 1 Unit Mapping In the case of some BPM protocol responses a number of measurement values are included in them which are subject to unit mapping Within the BPM protocol only some units are supported All other units should be mapped to the ones supported before being sent to the communication line This means that the BPM code will automatically make the proper conversion from the 4590 TSM display units to the BPM supported ones Table 5 1 summarizes the unit mapping between the displayed 4590 TSM defined units and the BPM protocol units Table 5 1 Unit Mapping Between the 4590 TSM Display Units and the BPM Supported Units Unit Type 4590 TSM Display Unit BPM Unit Mapping Density Kg m Kg m g ml Kg m API API Lbs ft Lbs ft Level mm m cm m m m ft ft in in 1615 in ft in 8 ft in 16 ft in 16 ft in 16 Pressure Pa Pa kPa nn nen eee ene ee kPa Ma oO aa
5. ATX gauge W amp M Switch Table 4 4 summarizes the configuration parameters that make up the Extended Setup The numbers in parentheses indicate the menu position Table 4 4 Submenu Extended Setup 922 Field Description Default D1 Ref 14221 Indicates which discrete value is to be trans IS DI 1 Value External 1 Reference mitted as an Enraf External value number 1 i 9222 y a 3 D1 Ref 2 Indicates which discrete value is to be trans IS DI 2 Value External 2 Reference mitted as an Enraf External value number 2 Sys Air Temp System Air Temperature System supplied Air Temperature Read Only No PreDetect 23 Number of Detected Pre ambles Indicates the number of pre ambles we were able to measure in the previous request received Read Only Configuration 4590 Table 4 5 summarizes the configuration parameters that make up the Diagnostics Submenu The numbers in parentheses indicate the menu position Table 4 5 Submenu Diagnostics Field Description Height of Bar Output Status 9231 The Communica tion Status Graph CSG provides a simple graphical overview of commu nication between the gauges and the control room The height of the bar represents the activity during the last second Replied to Host largest bar Received Request for this 4590 TSM Request for another gauge on this bus Bytes were
6. Ref L Water Alarm Ref H Water Alarm Ref L Service Manual Tank Side Monitor Configuration 4 2 Description of Configuration Parameters The BPM has a set of settings which are crucial for correct communication with the host The numbers in parentheses indicate the menu position Table 4 3 summarizes the configuration parameters that make up the Basic Setup Table 4 3 Submenu Basic Setup 2 Field Description Default Protected 9211 facto dini moe ID Length Specifies if 2 digit or 3 digit 2 Digits WEM Switch long identifier values are used 1592 This is the identifier value The Identifier Value 4590 TSM responds to requests which contain this identifier 0 W amp M Switch value 2 digit or 3 digit value Baud Rate 9213 Selects at which of the two possible baud rates the com 1200 munication will work W amp M Switch To 9214 Type of Instrument The Type of Instrument TOI is used to differentiate between various device specific proto col variations By changing this value the system can match the capabilities of the host sys tem Accept All W amp M Switch Device No dn Device Number This device number can be used by the host for additional 590 information W amp M Switch Dev Type dt Device Type The device type identifies the type of equipment the 4590 TSM is emulating A refers to the 854
7. SRM014FVAE0808 4590 Tank Side Monitor i BPM 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 warr
8. aea n kPa mbar en nenn wrt tn rc cre En ee em Pa bar nn Eee ee LI kPa INH20 00 ne nee e eee eee e re Psi S variant PSE EEE Eee depending on ENRAF menu group PSI Type Psi S variant selection 11 Measured Values 4590 Unit Type 4590 TSM Display Unit BPM Unit Mapping Temperature 2E SC N O RA AS Geen ey ESA Value Ranges Table 5 2 summarizes the value ranges of the BPM units Note At start up the units used in communication are the ones set in the 4590 TSM as default Table 5 2 Value Ranges Within Different Command Answers of the BPM Protocol in the 4590 TSM a in answer command Se RO Granularity En S records Value Value Level B D E F 999 999 999 999 0 001 Meter 999 999 999 999 10 001 Feet 9999 99 9999 99 0 01 Inches 99 11 15 99 11 15 00001 Meine Level Water Level L M 999 9999 999 9999 0 0001 Meter 9999 999 9999 999 10 001 Feet 99999 99 99999 99 0 01 Inches 99 11 15 99 11 15 00001 ftin16 Level ZLQ 999 9999 999 9999 0 0001 Meter 9999 999 9999 999 0 001 Fet 99999 99 99999 99 0 01 Inches 99 1115 99 11 15 00001 ftin16 Product Temperature Vapor 999 99 999 99 0 01 C Temperature Ambient 00000 Temperature C D F ZAG ZM7 999 99 999 99 0 01 F Density ZDQ ZSC 99999 99 99999 99 0 01 Kg m 9999 999 9999 999 0
9. anties 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 Inc
10. cts mentioned herien may be the trademarks of their respective owners
11. d SC Servo Density Request M7 Ambient Temperature Data Read Write 1 These commands were intended for particular servo gauge functions which are not implemented on the 4590 TSM Nevertheless the 4590 TSM gives back a proper communication answer but always with an ASCII character A TOR Type of Request to confirm the reception of the command This command returns the actual status of the 4590 TSM alarms If no alarm is present a normal status is returned and nothing else Configuration 4590 4 1 Configuration Settings For successful communication with the BPM master the 4590 TSM should be configured with a set of communication parameters Table 4 2 summarizes the relevant communication parameters required by the 4590 TSM Table 4 2 Configuration Settings and their Possible Values on the BPM 4590 TSM Menu Configuration Parameter Valid Entries Default ID Length 2 or 3 Bytes 2 Bytes ID 0 99 LI 00 000 999 Baudrate 1200 2400 Baud 1200 Baud TOI B C D E ACCEPT ALL ACCEPT ALL Device No 0 999 590 Device Type A Z A Gain 1 63 1 Reply to C Disabled Enabled Disabled Ext1Ref Any discrete signal DI O Alarm IS DI 1 Ext2Ref IS DI 2 PSI Type Type S or Type 1 Type S No Preambles 0 32 11 Service Parameter DI Ref 1 Any discrete signal DI O Alarm Undefined DI Ref 2 Density Alarm Ref H Density Alarm
12. implementation of the BPM protocol on the 4590 TSM supports a variety of commands represented by a Type of Request TOR and some of them further by an item AII of them are defined by an ASCII character on the request frame Note Not all of the commands are supported in every Type of Instrument TOI Therefore some commands are exclusive to specific TOls Table 4 1 summarizes the supported commands on the 4590 TSM implementation of the BPM protocol Table 4 1 Different Types of Requests TOR and their Descriptions within the BPM TOR Item Description A Alarm Request Record Level Request Record Temperature Request Record U0 O U Combined Level and Temperature Request Record m 1 Stored Level Request Record mn Stored Combined Data Request Record r High Resolution Level Request Record Water Request Record Block the Displacer Raise the Displacer Continuously Quit Water Bottom Measursement Store Alarm Status Level and Temperature Test Gauge Command E Unlock Command Water Dip Identification Record N x s c A4 Vlo o z z AG Vapor Temperature Request Record DQ HTMS HTG Density Answer Record LQ Old HR Level Request Record P1 Hydrostatic Head Pressure Request Record P3 Vapor Pressure Request Record P7 Corrected Pressure Request Record QQ HTMS HTG Density Request Recor
13. stallation Recommendations 3 Installation Recommendations Follow these recommendations for field installation of the 4590 TSM with the BPM Enraf protocol variant e Cable with twisted and shielded pairs If multiple loops are within one cable all pairs must be individually shielded and twisted The maximum resistance is 200 Ohm per line e The maximum capacitance maximum is 1 micro Farad differential and common The preferred cable topology for better performance is a star topology as shown in Figure 3 1 The maximum cable length is 10 km tested topology staggered network 10 field devices and one master unit 1 km spurs as shown in Figure 3 2 The maximum suggested field devices are 10 excluding the master unit 3 1 Example of a Star Topology Installation BPM protocol Master Unit Figure 3 1 Example of a Star Topology Installation Installation Recommendations 4590 3 2 Example of a Staggered Network with the Maximum Cable Length BPM protocol Master Unit Figure 3 2 Example of a Staggered Network with the Maximum Cable Length Note The 4590 TSM BPM implementation was tested and compared to the original Enraf equipment both field devices and host devices such as the CIU It either matched in performance and in most cases even exceeded the orig inal performance Service Manual Tank Side Monitor Configuration 4 Configuration The
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