Liebert® IntelliSlot® Modbus 485, Modbus IP and BACnet IP

Table 17 Liebert XDC - Glossary
Data Label Data Description
Auto Restart Delay
Calculated Next Maintenance Month
Modbus 485 and Modbus IP Protocols - Precision Cooling Products
If power is lost, the control will delay this amount of time after power is restored
before restarting the unit.
Calculated month of the next scheduled maintenance. Used in conjunction with
[Calculated Next Maintenance Year].
Calculated Next Maintenance Year
Calculated year of the next scheduled maintenance. Used in conjunction with
[Calculated Next Maintenance Month].
Circuit 1 Low Suction Pressure Compressor circuit 1 low suction pressure.
Circuit 2 Low Suction Pressure Compressor circuit 2 low suction pressure.
Cold Aisle Over Temp Threshold Upper threshold value used in the [Cold Aisle Temp Out of Range] event.
Cold Aisle Temp Out of Range
The air temperature in the cold aisle is either above [Cold Aisle Over Temp
Threshold] or below [Cold Aisle Under Temp Threshold].
Cold Aisle Under Temp Threshold Lower threshold value used in the [Cold Aisle Temp Out of Range] event.
Communication Status Communication status of remote device.
Compressor 1A High Head Pressure Compressor 1A high head pressure.
Compressor 1A Short Cycle
Compressor 1A short cycle. A short cycle is defined as turning on and off a number
of times over a set time period.
Compressor 1A State Compressor 1A operational state.
Compressor 1B High Head Pressure Compressor 1B high head pressure.
Compressor 1B Short Cycle
Compressor 1B short cycle. A short cycle is defined as turning on and off a number
of times over a set time period.
Compressor 1B State Compressor 1B operational state.
Compressor 2A High Head Pressure Compressor 2A high head pressure.
Compressor 2A Short Cycle
Compressor 2A short cycle. A short cycle is defined as turning on and off a number
of times over a set time period.
Compressor 2A State Compressor 2A operational state.
Compressor 2B High Head Pressure Compressor 2B high head pressure.
Compressor 2B Short Cycle
Compressor 2B short cycle. A short cycle is defined as turning on and off a number
of times over a set time period.
Compressor 2B State Compressor 2B operational state.
Cooling Capacity
Cooling capacity in use, expressed as a percentage of the maximum rated
capacity.
Cooling Capacity Cooling capacity in use, expressed in kilowatts.
Customer Input 1 Customer input 1.
Dew Point Temperature Dew point temperature, using the highest reading from all sensors.
Ext Air Over Temp Threshold
Threshold value used in the ([Ext Air Sensor A Over Temperature], [Ext Air
Sensor B Over Temperature]...) events.
Ext Air Sensor A Dew Point Temp Dew point temperature as measured by external air sensor A.
Ext Air Sensor A Humidity Relative humidity as measured by external air sensor A.
Ext Air Sensor A Issue The external air sensor A is disconnected or the signal is out of range.
Ext Air Sensor A Over Temperature [Ext Air Sensor A Temperature] has exceeded [Ext Air Over Temp Threshold].
Ext Air Sensor A Temperature Air temperature as measured by external air sensor A.
Ext Air Sensor A Under Temperature
[Ext Air Sensor A Temperature] has dropped below [Ext Air Under Temp
Threshold].
Ext Air Sensor B Dew Point Temp Dew point temperature as measured by external air sensor B.
Ext Air Sensor B Humidity Relative humidity as measured by external air sensor B.
Ext Air Sensor B Issue The external air sensor B is disconnected or the signal is out of range.
Ext Air Sensor B Over Temperature [Ext Air Sensor B Temperature] has exceeded [Ext Air Over Temp Threshold].
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