Trane PIC - Page 30

Operation
BAS-SVX08D-E430
Table 12 - Data Point List for RTAA/RTAB/RTXA/RTAD/RTWB/RTRA/RTUB chillers, UCM CLD controller with LCI-C interface
Data Type Function Modbus Index Offset Point Description Unit
Binary
Outputs
5/15
00001 0 Chiller Enable/Disable Command (0=Disable) bit
00002 1 Chiller Mode (0=Cool) bit
Analog
Outputs
6/16
40001 0 Copy of function 5/15 binary points bitfield
40002 1 Chilled Water Setpoint Temperature
40003 2 Current Limit 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/Hot Water Setpoint Temperature
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 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 9 Outdoor Air Temperature Temperature
30011 10 Evaporator Refrigerant Pressure Circuit 1 Pressure
30012 11 Evaporator Refrigerant Pressure Circuit 2 Pressure
30013 12 Evaporator Refrigerant Temperature Circuit 1 Temperature
30014 13 Evaporator Refrigerant Temperature Circuit 2 Temperature
30015 14 Condenser Refrigerant Pressure 1 Pressure
30016 15 Condenser Refrigerant Pressure 2 Pressure
30017 16 Condenser Refrigerant Temperature 1 Temperature
30018 17 Condenser Refrigerant Temperature 2 Temperature
30019-30020 18-19 Starts - Compressor A None
30021-30022 20-21 Run Time - Compressor A Hours
30023-30024 22-23 Starts - Compressor B None
30025-30026 24-25 Run Time - Compressor B Hours
30027-30028 26-27 Starts - Compressor C None
30029-30030 28-29 Run Time - Compressor C Hours
30031-30032 30-31 Starts - Compressor D None
30033-30034 32-33 Run Time - Compressor D Hours