Trane PIC Installation Operation Maintenance/ Programming page 30

Table 12 - Data Point List for RTAA/RTAB/RTXA/RTAD/RTWB/RTRA/RTUB chillers, UCM CLD controller with LCI-C interface
Data Type Function
Binary
5/15
Outputs
Analog
6/16
Outputs
Binary Inputs 2
Analog Inputs 4
30
Operation
Modbus Index Offset
00001 0
00002 1
40001 0
40002 1
40003 2
40004 3
10002 1
30001 0
30002 1
30003 2
30004 3
30005 4
30006 5
30007 6
30008 7
30009 8
30010 9
30011 10
30012 11
30013 12
30014 13
30015 14
30016 15
30017 16
30018 17
30019-30020 18-19
30021-30022 20-21
30023-30024 22-23
30025-30026 24-25
30027-30028 26-27
30029-30030 28-29
30031-30032 30-31
30033-30034 32-33
Point Description
Chiller Enable/Disable Command (0=Disable)
Chiller Mode (0=Cool)
Copy of function 5/15 binary points
Chilled Water Setpoint
Current Limit Setpoint
Heating Setpoint
Chiller Running Status
Copy of function 2 binary points
Active Chilled/Hot Water Setpoint
Actual Capacity (Percent Run Load Amps)
Active Current Limit Setpoint
Evaporator Leaving Water Temperature
Evaporator Entering Water Temperature
Chiller Status (See Appendix)
Compressor Running Outputs (See Appendix)
Condenser Fan Running Outputs (See Appendix)
Outdoor Air Temperature
Evaporator Refrigerant Pressure Circuit 1
Evaporator Refrigerant Pressure Circuit 2
Evaporator Refrigerant Temperature Circuit 1
Evaporator Refrigerant Temperature Circuit 2
Condenser Refrigerant Pressure 1
Condenser Refrigerant Pressure 2
Condenser Refrigerant Temperature 1
Condenser Refrigerant Temperature 2
Starts - Compressor A
Run Time - Compressor A
Starts - Compressor B
Run Time - Compressor B
Starts - Compressor C
Run Time - Compressor C
Starts - Compressor D
Run Time - Compressor D
Unit
bit
bit
bitfield
Temperature
Percentage
Temperature
bit
bitfield
Temperature
Percentage
Percentage
Temperature
Temperature
bitfield
bitfield
bitfield
Temperature
Pressure
Pressure
Temperature
Temperature
Pressure
Pressure
Temperature
Temperature
None
Hours
None
Hours
None
Hours
None
Hours
BAS-SVX08D-E4