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Modbus 485 and Modbus IP Protocols - Thermal Management Products
Liebert
®
IntelliSlot
®
Modbus/BACnet IP 60
System Status 30422 — 1 —
1 = Normal Operation
2 = Startup
8 = Normal with Warning
16 = Normal with Alarm
32 = Abnormal Operation
System Control Mode 30423 — 1 —
0 = Internal (Auto)
1 = External (Manual)
Maintenance Ramp 30424 — 1 — %
Auto Restart Delay 30425 40425 1 — sec
System On/Off Control 30426 40426 1 — 0 = Off / 1 = On
System Event Acknowledge/Reset — 40427 1 —
2 = Reset
4 = Acknowledge
If the Scale column has a value for a Data Description, divide the Modbus value by the value in the Scale column to get the scaled value.
Table 20 Liebert XDP
™
- Status and Coil
Controller Liebert iCOM
®
v4
Data Label
Status Coil Number of Bits Notes
Pumps
Pump 1 Loss of Flow 10001 — 1 Active on Alarm
Pump 2 Loss of Flow 10002 — 1 Active on Alarm
Pump Short Cycle 10020 — 1 Active on Alarm
System Events
Fan Issue 10003 — 1 Active on Alarm
System Condensation Detected 10004 — 1 Active on Alarm
Customer Input 1 10005 — 1 Active on Alarm
Shutdown - Loss Of Power 10019 — 1 Active on Alarm
Water Under Floor 10021 — 1 Active on Alarm
Smoke Detected 10022 — 1 Active on Alarm
Service Required 10023 — 1 Active on Alarm
Unit Communication Lost 10262 — 1 Active on Alarm
RAM Battery Issue 10263 — 1 Active on Alarm
Master Unit Communication Lost 10264 — 1 Active on Alarm
Remote Shutdown 10265 — 1 Active on Alarm
Unit Code Missing 10266 — 1 Active on Alarm
Chilled Water
Supply Chilled Water Over Temp 10006 — 1 Active on Alarm
Supply Chilled Water Temp Sensor Issue 10007 — 1 Active on Alarm
Chilled Water Control Valve Position 10018 — 1 Active on Alarm
Refrigerant
Supply Refrigerant Over Temp 10008 — 1 Active on Alarm
Supply Refrigerant Under Temp 10009 — 1 Active on Alarm
Supply Refrigerant Temp Sensor Issue 10010 — 1 Active on Alarm
Table 19 Liebert XDC
™
- Input and Holding (continued)
Controller Liebert iCOM
®
v4
Data Description
Input
Register
Holding
Register
# of
Reg. Scale Notes / Units