Technical Specifications
Modbus RTU and Modbus TCP Protocols - Thermal Management Products
15 Liebert
®
IntelliSlot
®
Modbus/BACnet
Table 8 Liebert Challenger 3000
™
, Liebert Challenger ITR
™
, Liebert CW
™
, Liebert Deluxe System/3
™
,
Liebert DS
™
, Liebert DSE
™
, Liebert HPM
™
, Liebert PeX
™
- Input and Holding
Controller Liebert iCOM v4
Data Label
Input
Register
Holding
Register
# of
Reg. Scale Notes / Units
Extra
Notes
Free Cooling Internal Control Mode 30017 40017 1 —
0 = Disabled
1 = Contact
2 = Value
1
Humidity Proportional Control Type 30018 40018 1 —
0 = Relative
1 = Compensated
2 = Predictive
1
Fan Speed Maximum Set Point 30019 40019 1 — %
1, 2, 3, 4, 5, 6,
7, 8, 9
Supply Air Temperature Set Point 30020 40020 1 — deg C 1
Supply Air Temperature Set Point 30733 40733 1 — deg F 1
Free Cooling Internal Temperature
Delta
30021 40021 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9
Free Cooling Internal Temperature
Delta
30734 40734 1 10 deg F
1, 2, 3, 4, 5, 6,
7, 8, 9
Minimum Chilled Water Temp Set
Point
30022 40022 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9
Minimum Chilled Water Temp Set
Point
30735 40735 1 10 deg F
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Set Point 30023 40023 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Set Point 30736 40736 1 10 deg F
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Proportional Band 30024 40024 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Proportional Band 30737 40737 1 10 deg F
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Dead Band 30025 40025 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Dead Band 30738 40738 1 10 deg F
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Control Integration
Time
30026 40026 1 10 min
1, 2, 3, 4, 5, 6,
7, 8, 9
Humidity Set Point 30027 40027 1 — % RH
1, 2, 3, 4, 5, 6,
7, 8, 9
Humidity Proportional Band 30028 40028 1 — % RH
1, 2, 3, 4, 5, 6,
7, 8, 9
Humidity Proportional Control
Integration Time
30029 40029 1 10 min
1, 2, 3, 4, 5, 6,
7, 8, 9
Humidity Dead Band 30030 40030 1 10 % RH
1, 2, 3, 4, 5, 6,
7, 8, 9
Auto Restart Delay 30031 40031 1 — sec
1, 2, 3, 4, 5, 6,
7, 8, 9
Air Temperature Control Type 30033 40033 1 —
0 = Proportional
1 = Prop+Integral
3 = Intelligent
1, 2, 3, 4, 5, 6,
7, 8, 9
BMS Timeout Period 30045 40045 1 — min
1, 2, 3, 4, 5, 6,
7, 8, 9
Return Air Over Temp Threshold 30050 40050 1 10 deg C
1, 2, 3, 4, 5, 6,
7, 8, 9