(SMV 3000) Electronics Module Replacement Kit Instruction
Contents
1. Procedure continued on next page gt Form 34 SM 33 01 Page 5 of 7 SMV 3000 Transmitter Electronics Module Replacement Step 10 11 12 13 Page 6 of 7 Action Align PWA connector on Temperature PWA over the connector on Main PWA and slide connector pins through Temperature PWA connector See figure Replace two retaining screws and secure Temperature and Main PWA to bracket located on underside of Main PWA Flex Tape i Connector Main PWA Power I Connector Retaining Clip Temperature PWA Temperature Input PWA Connector Connector PWA Connector _ Screw Screw Replace plastic bracket and retaining clip over ends of Main PWA and Temperature PWA Note that the end of Temperature PWA engages slot in bracket Secure with a screw Carefully insert electronics module back into transmiter housing Secure to housing with the two captive mounting screws on topside of electronics module Refer to figure in step 10 and Figure 1 e Reconnect temperature input connector to Temperature PWA on underside of module e Reconnect flex tape connector and power connector to Main PWA e Secure metal retaining clip on underside of electronics module ATTENTION Once the Electronics module has been replaced the transmitter will require a bench calibration using precision ABSOLUTE pressure equipment and or precision DRAFT pressure equipment depending upon the transmitter model Refer to the SMV 3000 User s Manual for th2. name is required to open SCT application The SCT application is opened The transmitter database is uploaded to the SCT ATTENTION Be patient this operation may take up to five minutes or longer The tab card contains the following information about the transmitter Tag ID Transmitter type PROM serial number PROM ID and Firmware version Record the PROM serial number Record any status messages displayed in the window The transmitter database is saved as a SCT file that you named Record the file name Form 34 SM 33 01 Electronics Module Replacement SMV 3000 Transmitter Record PROM ID If you are replacing the PROM The plug in PROM on the Main PWA is uniquely characterized to the meter body of the given transmitter For this reason each PROM is given a 10 digit identification number so you can verify that the new PROM is a correct match for the given transmitter The PROM identification number is stamped on the nameplate on the transmitter s meter body and appears on a label under the PROM Record the PROM number from the transmitter s meter body nameplate Verify that the number on the new PROM label matches the number on the transmitter s meter body and the PROM serial number recorded in step 4 on Page 2 If the numbers do not match contact Honeywell Technical Assistance Telephone numbers are given on last page of this instruction CAUTION A When installed in a hazardous location kee
3. Honeywell Smart Multivariable Transmitter SMV 3000 Electronics Module Replacement Kit Instruction Electronics Module Part number 51404208 503 513 Document Form 34 SM 33 01 Effective 09 01 Supersedes 34 SM 33 01 Date 8 95 Summary This instruction assumes that you are somewhat familiar with SMV 3000 transmitters and so it is designed to aid you in the replacement of the Electronics Module of your SMV 3000 Smart Multivariable Transmitter The Electronics module consists of the Main Printed Wiring Assembly PWA Temperature PWA and connecting hardware A plug in PROM is also a part of the SMV electronics and is supplied separately The replacement Electronics module packaged with this instruction is a direct replacement for the existing Electronics module in your SMV 3000 transmitter n ATTENTION Once the Electronics module has been replaced the transmitter will require a bench calibration using precision ABSOLUTE pressure equipment and or precision DRAFT pressure equipment depending upon the transmitter model Refer to the SMV 3000 User s Manual for the correct procedure Tools Needed You will need the following tools and equipment to perform the replacement procedures e SCT 3000 Smart Configuration Toolkit software application loaded on a laptop PC e 3mm Allen wrench e Medium flat blade screwdriver e Medium phillips screwdriver A ATTENTION An This equipment contains devices that can be damaged by electros
4. Loosen two captive mounting screws on topside of electronics module and carefully pull module out from transmitter housing 5 Using the new Electronics module remove screw holding the plastic bracket and retaining clip to Main PWA and remove bracket from Main PWA See figure Note that the end of temperature PWA engages slot in bracket Plastic Bracket Screw Main PWA Retaining Clip PROM Location Temperature PWA PWA Connector PWA Connector p Screw Screw Procedure continued on next page gt Page 4 of 7 Form 34 SM 33 01 Electronics Module Replacement SMV 3000 Transmitter Step Action 6 Referring to figure in Step 5 On the replacement Electronics module remove two retaining screws and carefully pull Temperature PWA straight up to disconnect it from the Main PWA T With component side of the new Main PWA facing up locate PROM socket on PWA See figure in step 5 for PROM location We recommend that you use a ground strap or ionizer when handling the PROM since electrostatic discharges can cause PROM failures 8 Align notch and Pin 1 of new PROM with the notch in IC socket on new Main PWA Carefully plug PROM into socket 1 iT lt q Pin 1 xX Notch Main PWA 9 Be sure that write protection jumper is in the desired position Also check if failsafe jumper is cut or intact as desired See SMV 3000 User s Manual for details on write protection and failsafe settings Main PWA Failsafe Jumper
5. e correct procedure NOTE You may need to download a valid configuration to the transmitter before beginning the calibration Procedure continued on next page gt Form 34 SM 33 01 Electronics Module Replacement SMV 3000 Transmitter Step 14 15 16 17 18 19 Action Lubricate end cap threads and O ring with silicon grease such as Dow Corning 33 or equivalent before you replace end cap Be sure to dress all lead wires away from end cap threads Tighten end cap lock Return transmitter to service and turn ON power Reconnect the SCT 3000 to the transmitter loop Using SCT to view the Device tab card verify that transmitters PROM ID number matches the original PROM ID number recorded on Page 2 Open the file containing the transmitter database saved previously in Table 1 procedure Restore transmitters database by downloading file from the SCT to the transmitter Perform a download Using SCT check transmitter status and verify that status messages are same as those confirmed on Page 2 Technical Assistance If you encounter a problem during the replacement procedure you can obtain direct factory technical assistance by calling our Honeywell Solution Support Center between the hours of 8 00 am and 4 00 pm EST Monday through Friday 1 800 423 9883 U S only Or Outside the U S call 1 602 313 6510 You can also e mail your technical questions or comments about this product to Honeywell Solution S
6. p covers tight while the transmitter is energized Disconnect power to the transmitter in the non hazardous area prior to opening electronics housing for service or determine that the location is non hazardous prior to disconnecting or connecting the transmitter wires Assembly Diagram Electronics Module Flex Tape Temperature Input and Power Connector Connectors End cap Lock Figure 1 SMV Electronics Module and Connectors Form 34 SM 33 01 Page 3 of 7 SMV 3000 Transmitter Electronics Module Replacement Replacing Electronics Module The electronics module inside the SMV transmitter consists of two PWAs The Main electronics PWA and the Temperature PWA The PWAs are attached to each other by screws a plastic bracket and a connector A plug in PROM is also a part of the SMV 3000 electronics and it is supplied separately Table 2 SMV 3000 Electronics Module Replacement Procedure Step Action 1 Remove power from the transmitter We recommend that you remove the transmitter from service and move it to a clean area before taking it apart 2 Loosen end cap lock 4mm Allen wrench on the electronics side of the electronics housing and unscrew the end cap See Figure 1 3 Release metal retaining clip from underside of electronics module Refer To Figure 1 e Unplug flex tape connector and power connector from electronics module e Unplug temperature input connector from temperature PWA on underside of module 4
7. tatic discharge It is imperative that assemblies containing static sensitive devices are carried in conductive plastic bags When adjusting or performing any work on such assemblies electrostatic discharge ESD mats grounded work stations and wrist straps must be used Form 34 SM 33 01 Page 1 of 7 SMV 3000 Transmitter Save Transmitter Database Step 5 6 Click on SCT exe or the SCT icon on your desktop Enter user name Upload from the Device dropdown menu or Click on the Upload icon in the toolbar Device Tab Status Tab Save As from the File dropdown menu Page 2 of 7 Electronics Module Replacement Use the procedure in Table 1 to create a file containing the transmitter s database so that it can be downloaded to the transmitter after the Electronics module has been replaced Also record any transmitter status messages and the PROM serial number for reference before you begin the replacement procedure This procedure assumes that you are using the Smart Configuration Toolkit SCT 3000 connected to the SMV 3000 transmitter loop Table 1 Save SMV Transmitter Database Display SCT title window is displayed Dialog box showing the upload action Communication Reading Database Displays the Device tab card Displays the status of the transmitter Dialog box that allows you to name a file transmitter database to save Result or Action A user
8. upport Center e mail ace honeywell com Form 34 SM 33 01 Page 7 of 7
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