Technical Specifications

Modbus RTU and Modbus TCP Protocols - Thermal Management Products
35 Liebert
®
IntelliSlot
®
Modbus/BACnet
Compressor High Pressure Transducer Issue
Compressor high pressure transducer is disconnected or the signal
is out of range.
Compressor Hours Exceeded [Compressor Hours] has exceeded [Compressor Hours Threshold].
Compressor Hours Threshold Threshold value used in the [Compressor Hours Exceeded] event.
Compressor Hours
Operating hours for compressor since last reset of this value. If
operating hours exceeds 32,000, this client will continue to display
32,000, but the iCOM display will show the actual value.
Compressor Lockout Enable/disable the use of the compressor.
Compressor Low Differential Pressure Lockout
Compressor exceeded maximum startup attempts due to low
differential pressure. Compressor is shutdown and has been
disabled.
Compressor Low Pressure Transducer Issue
Compressor low pressure transducer is disconnected or the signal
is out of range.
Compressor Low Suction Pressure - Event Control
Enable/disable the activation of the [Compressor Low Suction
Pressure] event. If set to “disabled,” the event will not be
annunciated. This implies that the event will not be placed in any
active event list or in any event history list.
Compressor Low Suction Pressure - Event Type The event type for the [Compressor Low Suction Pressure] event.
Compressor Low Suction Pressure Compressor is shut down due to low suction pressure.
Compressor Pump Down Issue - Event Control
Enable/disable the activation of the [Compressor Pump Down
Issue] event. If set to “disabled,” the event will not be annunciated.
This implies that the event will not be placed in any active event list
or in any event history list.
Compressor Pump Down Issue - Event Type The event type for the [Compressor Pump Down Issue] event.
Compressor Pump Down Issue
Unable to pump down suction-side pressure during compressor
shutdown.
Compressor Short Cycle - Event Control
Enable/disable the activation of the [Compressor Short Cycle]
event. If set to “disabled,” the event will not be annunciated. This
implies that the event will not be placed in any active event list or in
any event history list.
Compressor Short Cycle - Event Type The event type for the [Compressor Short Cycle] event.
Compressor Short Cycle
Compressor short cycle. A short cycle is defined as turning on and
off a number of times over a set time period.
Compressor Superheat Over Threshold
Compressor discharge refrigerant superheat temperature has
exceeded an upper threshold.
Compressor Thermal Overload - Event Control
Enable/disable the activation of the [Compressor Thermal
Overload] event. If set to “disabled,” the event will not be
annunciated. This implies that the event will not be placed in any
active event list or in any event history list.
Compressor Thermal Overload - Event Type The event type for the [Compressor Thermal Overload] event.
Compressor Thermal Overload Compressor is shut down due to thermal overload.
Compressor Utilization
Present compressor utilization expressed as a percentage of the
maximum rated capacity.
Condenser Circuit Unspecified General Event
One or more unspecified condenser circuit events active. See local
unit display for further details.
Condenser Communication Lost Communication with condenser unit has been lost.
Condenser Control Board Issue The condenser control board is reporting an issue.
Condenser Fan Issue Condenser fan is not operating within its operational parameters.
Condenser Fan Power Condenser fan's measured input power.
Table 10 Liebert Challenger 3000
™
, Liebert Challenger ITR
™
, Liebert CW
™
, Liebert Deluxe System/3
™
,
Liebert DS
™
, Liebert DSE
™
, Liebert HPM
™
, Liebert PeX
™
- Glossary (continued)
Controller Liebert iCOM
®
v4
Data Label Data Description