Trane PIC Installation Operation Maintenance/ Programming page 24

Protocol interface controller, modbus solution for trane chillers and rooftops
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Table 6 - Data Point List for RTAC chillers (Public Extension), Tracer CH530 controller.
Data Type
Function
Binary
5/15
Outputs
Analog
6/16
Outputs
Binary
2
Inputs
Analog
4
Inputs
24
Operation
Modbus
Offset
Index
00001
0
00002
1
40001
0
40002
1
40003
2
10002
1
30001
0
30002
1
30003
2
30004
3
30005
4
30006
5
30009
8
30010
9
30011
10
30012
11
30013
12
30014
13
30015
14
30016
15
30017
16
30018
17
30019
18
30020
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
30035-30036
34-35
Point Description
Chiller Enable/Disable Command
Chiller Mode
Copy of function 5/15 binary points
Chilled Water Setpoint
Current Limit Setpoint
Chiler Running Status
Copy of function 2 binary points
Active Chilled 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)
Air Flow Circuit 1 (LSB) Circuit 2 (MSB)
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
bit
bitfield
Temperature
Percentage
Percentage
Temperature
Temperature
bitfield
bitfield
Percentage
Temperature
Pressure
Pressure
Temperature
Temperature
Pressure
Pressure
Temperature
Temperature
None
Hours
None
Hours
None
Hours
None
Hours
BAS-SVX08D-E4

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