Modbus 485 and Modbus IP Protocols - Thermal Management Products
51 Liebert
®
IntelliSlot
®
Modbus/BACnet IP
Table 15 Liebert HPC
™
(Chiller) - Input and Holding
Controller Liebert iCOM
®
v4
Data Label
Input Holding
# of
Reg Scale Notes/Units
Extra
Notes
Protocol
Server Class 30385 — 1 —
1 = UPS
2 = AIR
3 = PMP
4 = PDU
1, 2
Compressors
Compressor Shut Down - Ambient Air Low Temp
Limit
30389 40389 1 —
Units: deg C
Int16
1, 2
Compressor Shut Down - Ambient Air Low Temp
Limit
30390 40390 1 —
Units: deg F
Int16
1, 2
Compressor 1
Compressor State 30394 — 1 —
0 = off
1 = on
1, 2
Compressor Capacity Control State 30395 — 1 —
0 = off
1 = on
1, 2
Compressor Head Pressure 30396 — 1 10
Units: bar
Uint16
1, 2
Compressor Hours 30397 40397 1 —
Units: hr
Uint16
1, 2
Compressor Hours Threshold 30398 40398 1 —
Units: hr
Uint16
1, 2
Compressor 2
Compressor State 30402 — 1 —
0 = off
1 = on
1, 2
Compressor Capacity Control State 30403 — 1 —
0 = off
1 = on
1, 2
Compressor Head Pressure 30404 — 1 10
Units: bar
Uint16
1, 2
Compressor Hours 30405 40405 1 —
Units: hr
Uint16
1, 2
Compressor Hours Threshold 30406 40406 1 —
Units: hr
Uint16
1, 2
Compressor 4
Compressor State 30550 — 1 —
0 = off
1 = on
1, 2
Compressor Capacity Control State 30551 — 1 —
0 = off
1 = on
1, 2
Compressor Head Pressure 30552 — 1 10
Units: bar
Uint16
1, 2
Compressor Hours 30553 40553 1 —
Units: hr
Uint16
1, 2
Compressor Hours Threshold 30554 40554 1 —
Units: hr
Uint16
1, 2
Condensers 1
Condenser Fan Speed 30410 — 1 —
Units: %
Uint16
1, 2
Condensers 2
Condenser Fan Speed 30414 — 1 —
Units: %
Uint16
1, 2
