Emerson MODBUS 485 Manuel D’Utilisation

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Modbus 485 and Modbus IP Protocols - Thermal Management Products
27
Liebert
®
 IntelliSlot
®
 Modbus/BACnet IP
Compressor Capacity Control 
State
Compressor capacity control state. When 'ON', the cooling capacity of the compressor 
has been reduced.
Compressor Capacity Reduced
Compressor capacity has been reduced.
Compressor High Head Pressure - 
Event Control
Enable/disable the activation of the [Compressor High Head 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 High Head Pressure - 
Event Type
The event type for the [Compressor High Head Pressure] event.
Compressor High Head Pressure
Compressor is shut down due to high head pressure.
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.
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