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Installation
Operation
Maintenance/
Programming

BAS-SVX08D-E4

Protocol interface controller

Modbus solution for Trane 
chillers and rooftops

Summary of Contents for PIC

Page 1: ...Installation Operation Maintenance Programming BAS SVX08D E4 Protocol interface controller Modbus solution for Trane chillers and rooftops...

Page 2: ...m to the instructions given in this document it may entail cancellation of warranty and liabilities by the constructor Reception On arrival inspect the unit before signing the delivery note Specify an...

Page 3: ...chillers UCM CLD controller with LCI C interface 13 Wiring PIC with CGAH CXAH CGCL CCUH CGWH RAUL chillers SMM controller 13 Wiring PIC with RTAA RTAB RTXA RTAD RTWB RTRA RTUB chillers UCM CLD control...

Page 4: ...list for CGAH CXAH CGCL CCUH CGWH RAUL SMM 31 Data point list for RTAA RTAB RTXA RTAD RTWB RTRA RTUB UCM CLD CSR 34 Data point list for CVGE CVAE RTHC chillers UCP2 controller 38 Data point list for R...

Page 5: ...S232 or a RS 485 link The PIC handles Modbus RTU according to Reference Guide Modicon PI MBUS 300 Rev D Modicon is a trademark of Modicon Inc Jbus is a trademark of April Modbus Jbus Considerations Jb...

Page 6: ...oards Controller Type Equipment Drawing Part Number CH530 LCI C Tracer CH530 RTAC Public Extension MOD 0160E RTAC Chiller Profile MOD 0164E RTHD MOD 0161E SCROLL MOD 0162E Centrifugal MOD 0163E RTWD R...

Page 7: ...les 2 DIN rail Table 2 PIC specifications Board dimensions 95 mm height x 132 mm width x 60 mm depth Minimum clearances Front 100 mm Each side 25 mm Top and bottom 100 mm Operating environment Tempera...

Page 8: ...circuit the transformer T shall be in accordance with EN IEC 61558 2 6 Table 3 Power supply recommendations CAUTION PIC power supply circuit MUST NOT be connected to the ground as shown in the above...

Page 9: ...ed next to it Recommended wire The AC DC power wiring requires three wire cable The recommended wire is 1 5mm 16 AWG copper wire Standards The AC DC power wiring complies with IEC or EN 60364 4 41 and...

Page 10: ...Connectors layout Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Resistor On DIAG USB COMM3 1 Tx Rx 2 SHD Service PIN LON B A B A 24V GND CONFIGURATION SW1 SW2 SW3 SW4 Rx Serv 0V...

Page 11: ...ystem RJ45 female connector Pin 1 Transmitted Data Pin 2 Received Data Pin 8 Signal Common 8 1 Common RXD TXD 1 8 Connector 4 Modbus RS485 connection to Building Management System 3 pole removable scr...

Page 12: ...hTracer CH532 controller Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Resistor On DIAG USB COMM3 1 Tx Rx 2 SHD Service PIN LON B A B A 24V GND CONFIGURATION SW1 SW2 SW3 SW4 Rx...

Page 13: ...diagram applies for units equipped with SMM controller Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Resistor On DIAG USB COMM3 1 Tx Rx 2 SHD Service PIN LON B A B A 24V GND CON...

Page 14: ...ped with UCP2 controller with theTCI4 Comm3 A9 communication interface Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Resistor On DIAG USB COMM3 1 Tx Rx 2 SHD Service PIN LON B A...

Page 15: ...ram applies for units equipped with UCP II III controller with theTCI 3 communication interface Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Resistor On DIAG USB COMM3 1 Tx Rx...

Page 16: ...COMM3 1 Tx Rx 2 SHD Service PIN LON B A B A 24V GND CONFIGURATION SW1 SW2 SW3 SW4 Rx Serv 0V ON 24 V Imax 0 5A MODBUS BMS RS 485 24V AC DC 6V 12V R Ref R Protocol Interface Controller MODBUS Tx Rx RS...

Page 17: ...08D E4 If the RS485 wire length is less than 100 meters it is recommended to use the termination resistor option Set the Resistor switch to the On position See following figure MODBUS Tx Rx RS485 A Re...

Page 18: ...up in your localTrane Sales Office CAUTION Before starting software installation DO NOT CONNECT the PIC to the PC Software drivers must be installed prior to the first PIC connection Step 0 Check if t...

Page 19: ...Installation 19 BAS SVX08D E4 Step 3 Confirm diagnostic tool installation Step 4 Select installation folder Once configured click on Next...

Page 20: ...BAS SVX08D E4 20 Step 5 Confirm installation parameters Once checked click on Install The installation process starts copying files Step 6 Finish the installation Click on Finish The software installa...

Page 21: ...ow shows the installation process is running Once the installation is completed the window will show that the new equipment is ready to be used The diagnostic tool is ready to be used Step 8 Launch th...

Page 22: ...tage 30005 4 Evaporator Leaving Water Temperature Temperature 30006 5 Evaporator Entering Water Temperature Temperature 30007 6 Condenser Entering Water Temperature Temperature 30008 7 Condenser Leavi...

Page 23: ...mit Setpoint Percentage 40004 3 Heating Setpoint Temperature Binary Inputs 2 10002 1 Chiller Running Status bit Analog Inputs 4 30001 0 Copy of function 2 binary points bitfield 30002 1 Active Chilled...

Page 24: ...ller Status See Appendix bitfield 30010 9 Compressor Running Outputs See Appendix bitfield 30011 10 Air Flow Circuit 1 LSB Circuit 2 MSB Percentage 30012 11 Outdoor Air Temperature Temperature 30013 1...

Page 25: ...mperature 30003 2 Actual Capacity Percent Run Load Amps Percentage 30004 3 Active Current Limit Setpoint Percentage 30005 4 Evaporator Leaving Water Temperature Temperature 30006 5 Evaporator Entering...

Page 26: ...re Temperature 30006 5 Evaporator Entering Water Temperature Temperature 30007 6 Condenser Entering Water Temperature Temperature 30008 7 Condenser Leaving Water Temperature Temperature 30009 8 Chille...

Page 27: ...0009 8 Chiller Status See Appendix bitfield 30010 9 Compressor Running Outputs See Appendix bitfield 30011 10 Condenser Fan Running Outputs See Appendix bitfield 30012 11 Outdoor Air Temperature Tempe...

Page 28: ...emperature 40003 2 Heating Setpoint Temperature Binary Inputs 2 10002 1 Chiller Running Status bit 10003 2 Circuit 1 Fan 1 output bit 10004 3 Circuit 1 Fan 2 output bit 10008 7 Compressor A1 output bi...

Page 29: ...011 10 Compressor A2 output bit 10012 11 Compressor B2C2 output bit Analog Inputs 4 30001 0 Copy of function 2 binary points bitfield 30002 1 Active Chilled Hot Water Setpoint Temperature 30003 2 Evap...

Page 30: ...g Water Temperature Temperature 30007 6 Chiller Status See Appendix bitfield 30008 7 Compressor Running Outputs See Appendix bitfield 30009 8 Condenser Fan Running Outputs See Appendix bitfield 30010...

Page 31: ...ommunication fault bit 10004 3 1 module I O4 communication fault bit 10005 4 1 active remote water setpoint bit 10006 5 1 unit in heating mode bit 10007 6 1 compressor A1 runs bit 10008 7 1 compressor...

Page 32: ...7 6 air temperature Temperature 30008 7 CDS leaving water temperature Temperature 30009 8 EVP entering water temperature Temperature 30010 9 CDS entering water temperature Temperature 30011 10 saturat...

Page 33: ...uit 2 manual reset fault Bit 0 1 unit or circuit 1 manual reset fault bitfield Bit 2 1 Reversible chiller or Heat Pump 30039 38 Bit 1 1 menu B 07 in Extern position Bit 0 1 Menu B 07 in Remote positio...

Page 34: ...t 10011 10 Unit heat cool mode 1 heat 0 cool bit 10018 17 Remote setpoints valid 1 Yes 0 No bit 10019 18 UCM communication established 1 Yes 0 No bit 10020 19 Fan control 1 enabled 0 disabled bit 1002...

Page 35: ...nt for chiller Percentage 30006 5 Operating code None 30007 6 Last diagnostic code None 30008 7 Active chiller water ice term setpoint Temperature 30009 8 Copy of function 2 binary points bitfield 300...

Page 36: ...042 30043 41 42 Compressor A running hours Hours 30044 30045 43 44 Compressor B running hours Hours 30046 30047 45 46 Compressor C running hours Hours 30048 30049 47 48 Compressor D running hours Hour...

Page 37: ...r errors None 30080 79 COMM3 CRC errors None 30081 80 COMM3 message time out errors None 30082 81 IPC bad CSR token errors None 30083 82 IPC UART buffer overrun framing errors None 30084 83 IPC CRC er...

Page 38: ...0 Off bit 10004 3 MMR exits bit 10005 4 MAR exits bit 10006 5 Equipment communication bit 10007 6 Compr Unit Running 1 Yes 0 No bit 10012 11 Remote Setpoints Valid 1 Yes 0 No bit 10013 12 UCM Power Lo...

Page 39: ...ry points 10001 to 10011 bitfield 30010 9 Last Operating Mode at Time of Last Diag None Bit 0 UNUSED Bit 1 UNUSED Bit 2 UNUSED 30011 10 Bit 3 Limit Warning 1 Warning Bit 4 Chilled Water Pump 1 On 0 Of...

Page 40: ...Discharge Refrigerant Temperature 30026 25 Saturated Evap Refrigerant Temp Temperature 30027 26 Saturated Cond Refrigerant Temp Temperature 30028 27 CTV RTH Saturated Evap Refrigerant Press Pressure...

Page 41: ...2 UNUSED 30050 49 Bit 3 UNUSED Bit 4 UNUSED Bit 5 UNUSED Bit 6 ABS Purge Status Bit 7 ABS PCL Switch Status bitfield Bit 0 UNUSED Bit 1 UNUSED Bit 2 Chiller mode 30051 50 Bit 3 CTV RTH ABS Base loadin...

Page 42: ...None 30063 62 Local Human Interface Software Revision Level None 30064 63 Remote Human Interface Software Revision Level None 30065 64 Front Panel Chilled Water Setpoint Temperature 30066 65 CTV RTH...

Page 43: ...Not Locked Out 0 Lock Out bit 00018 17 Compressor Lockout Lockout Both 1 Not Locked Out 0 Lock Out bit 40001 0 Slave State Number 0 to 10 and 12 None 40002 1 Economizer Damper Minimum Position 0 to 50...

Page 44: ...it 10017 16 Compressor On or Off 1 On 0 Off bit 10019 18 Return Humidity Sensor Failed 1 Yes 0 No bit 10020 19 Return Air Temperature Sensor Failed 1 Yes 0 No bit 10021 20 Outdoor Humidity Sensor Fail...

Page 45: ...perature 30005 4 Local Zone Cooling Setpoint Input Temperature 30006 5 Local Zone Heating Setpoint Input Temperature 30007 6 Actual Zone Cooling Setpoint Temperature 30008 7 Actual Zone Heating Setpoi...

Page 46: ...Temperature Sensor Failed 1 Yes 0 No Bit 5 Return Humidity Sensor Failed 1 Yes 0 No Bit 6 Not Used Reserved for UCP Bit 7 External Auto Stop 1 Yes 0 No bitfield Bit 0 High Temperature Input is Hot Sm...

Page 47: ...nts Registers are addressed starting at zero register 40001 is addressed as 0 Modbus Configuration There are 2 blocks of dip switches dedicated to Modbus configuration Dip switch block SW3 Serial Type...

Page 48: ...F OFF 9 ON OFF OFF ON OFF OFF OFF OFF 10 OFF ON OFF ON OFF OFF OFF OFF 11 ON ON OFF ON OFF OFF OFF OFF 12 OFF OFF ON ON OFF OFF OFF OFF 13 ON OFF ON ON OFF OFF OFF OFF 14 OFF ON ON ON OFF OFF OFF OFF...

Page 49: ...3 ON ON OFF ON OFF ON OFF OFF 44 OFF OFF ON ON OFF ON OFF OFF 45 ON OFF ON ON OFF ON OFF OFF 46 OFF ON ON ON OFF ON OFF OFF 47 ON ON ON ON OFF ON OFF OFF 48 OFF OFF OFF OFF ON ON OFF OFF 49 ON OFF OFF...

Page 50: ...OFF OFF ON ON OFF OFF ON OFF 77 ON OFF ON ON OFF OFF ON OFF 78 OFF ON ON ON OFF OFF ON OFF 79 ON ON ON ON OFF OFF ON OFF 80 OFF OFF OFF OFF ON OFF ON OFF 81 ON OFF OFF OFF ON OFF ON OFF 82 OFF ON OFF...

Page 51: ...OFF OFF ON ON OFF ON ON OFF 109 ON OFF ON ON OFF ON ON OFF 110 OFF ON ON ON OFF ON ON OFF 111 ON ON ON ON OFF ON ON OFF 112 OFF OFF OFF OFF ON ON ON OFF 113 ON OFF OFF OFF ON ON ON OFF 114 OFF ON OFF...

Page 52: ...ON OFF ON OFF OFF OFF ON 140 OFF OFF ON ON OFF OFF OFF ON 141 ON OFF ON ON OFF OFF OFF ON 142 OFF ON ON ON OFF OFF OFF ON 143 ON ON ON ON OFF OFF OFF ON 144 OFF OFF OFF OFF ON OFF OFF ON 145 ON OFF OF...

Page 53: ...ON OFF OFF ON OFF ON OFF ON 170 OFF ON OFF ON OFF ON OFF ON 171 ON ON OFF ON OFF ON OFF ON 172 OFF OFF ON ON OFF ON OFF ON 173 ON OFF ON ON OFF ON OFF ON 174 OFF ON ON ON OFF ON OFF ON 175 ON ON ON ON...

Page 54: ...N ON OFF OFF OFF ON ON 200 OFF OFF OFF ON OFF OFF ON ON 201 ON OFF OFF ON OFF OFF ON ON 202 OFF ON OFF ON OFF OFF ON ON 203 ON ON OFF ON OFF OFF ON ON 204 OFF OFF ON ON OFF OFF ON ON 205 ON OFF ON ON...

Page 55: ...OFF ON ON ON 229 ON OFF ON OFF OFF ON ON ON 230 OFF ON ON OFF OFF ON ON ON 231 ON ON ON OFF OFF ON ON ON 232 OFF OFF OFF ON OFF ON ON ON 233 ON OFF OFF ON OFF ON ON ON 234 OFF ON OFF ON OFF ON ON ON 2...

Page 56: ...S sends a data the following equation has to be applied Data to send Temperature 45 10 Percentage Offset 0 Scaling 1 Without unit Offset 0 Scaling 1 PIC and Trane Equipment configuration Configure the...

Page 57: ...RTWB RTRA RTUB UCM CLD OFF ON ON OFF OFF OFF RTAC Public Extension CH530 ON ON ON OFF OFF OFF RTWD RTUD CH530 OFF OFF OFF ON OFF OFF SW1 Trane Equipment Configuration Trane Equipment Controller 1 2 3...

Page 58: ...to be validated The PIC service pin has to be pressed for at least 15 seconds That will save the configuration and reset the PIC Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Re...

Page 59: ...mmunication with the device The communication is completely established when the Last configuration error code line from the Lon Port tab of the diagnostic tool shows Configuration Pass or when the BM...

Page 60: ...OFF OFF OFF OFF OFF WSD WSH WKD WKH TCD TCH TED TEH TSD TSH TKD TKH YCD YCH YSD YSH YKD YKH Reliatel or UCP II OFF OFF OFF OFF OFF OFF SW1 Trane Equipment Configuration Trane Equipment Controller 1 2...

Page 61: ...to be validated The PIC service pin has to be pressed for at least 15 seconds This will save the configuration and reset the PIC Protocol Interface Controller MODBUS Tx Rx RS485 RS232 A Ref B RJ 45 Re...

Page 62: ...on with the PIC Configuration Change For any type of change Modbus settings orTrane Equipment type made on configuration dip switches SW1 to SW4 a configuration validation is required How to proceed S...

Page 63: ...C using the right USB cable see DiagnosticTool Installation Section of this manual To start the diagnostic tool from the Start Menu All programs PIC Diag select the PIC application PIC DiagTool Data d...

Page 64: ...Maintenance BAS SVX08D E4 64 PIC Status...

Page 65: ...r of communication retries in case of no answer Errors Number of errors PIC Versus Current software version of the PIC PIC PIC Communication Status Status of the USB link between the PC and the PIC Co...

Page 66: ...Maintenance BAS SVX08D E4 66 Trane Equipment Communication Status The diagnostic tool provides the operator with an in depth view of each communication channel...

Page 67: ...the equipment to go to unconfigured state and does not succeed Unconfigure manually the CH530 LCI c by pressing 15 seconds on the service pin of the CH530 LCI c board Once done retry to configure the...

Page 68: ...transmitted Message received Number of messages the PIC received Last message sent sec Time elapsed since the PIC sent the latest message Last Message received sec Time elapsed since the PIC received...

Page 69: ...Maintenance 69 BAS SVX08D E4 Modbus Communication Status...

Page 70: ...the latest message Last Message received sec Time elapsed since the PIC received the latest message Last exception response transmitted sec Time elapsed since the last exception response Last excepti...

Page 71: ...Modbus data point tables The diagnostic tool can display all four data types analog inputs and outputs binary inputs and outputs in four separate screens The diagnostic tool displays data in table Da...

Page 72: ...Maintenance BAS SVX08D E4 72 The diagnostic tool displays data in table Data are displayed in binary 0 is OFF or FALSE 1 is ON orTRUE...

Page 73: ...aintenance 73 BAS SVX08D E4 Modbus Traffic The diagnostic tool offers the possibility to display and save the Modbus traffic between the PIC and the Modbus BMS PIC displays Modbus frames in hexadecima...

Page 74: ...Maintenance BAS SVX08D E4 74 Command description StartTraffic Displays Modbus frames Start capture Save Modbus frames Clear Clear the Modbus frames buffer in the diagnostic tool memory...

Page 75: ...t screen and then switched back to Modbus traffic screen Command description StopTraffic End of Modbus frames display Stop capture End of Modbus frame capture process Clear Clear the Modbus frames buf...

Page 76: ...These are shutdown alarms not warnings 0 No shutdown alarms are present Chiller enabled Bit 9 1 Chiller is available to run or is currently running 0 Chiller is not permitted to run Chiller local mod...

Page 77: ...ser fan s G exists 1 Yes Bit 5 Condenser fan s F exists 1 Yes Bit 4 Condenser fan s E exists 1 Yes Bit 3 Condenser fan s D exists 1 Yes Bit 2 Condenser fan s C exists 1 Yes Bit 1 Condenser fan s B exi...

Page 78: ...Notes BAS SVX08D E4 78...

Page 79: ...Notes 79 BAS SVX08D E4...

Page 80: ...and reserves the right to change design and specifications without notice Only qualified technicians should perform the installation and servicing of equipment referred to in this publication www tran...

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