Emerson Liebert CRV User Manual page 169

60hz 600mm wide air-cooled, water/glycol-cooled and chilled water units 300mm wide air-cooled units
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Table 37
Liebert CRV
Data Label
Return Air Over Temp Threshold
Return Air Over Temperature
Return Air Sensor Issue
Return Air Temperature
Return Dew Point
Return Humidity Out Of Proportional Band
Return Humidity
Server Class
Service Required
Shutdown - Loss Of Power
Smoke Detected
Supply Air Over Temp Threshold
Supply Air Over Temperature
Supply Air Sensor Issue
Supply Air Temperature
Supply Air Under Temp Threshold
Supply Air Under Temperature
Supply Chilled Water Loss of Flow
Supply Chilled Water Over Temp Threshold
Supply Chilled Water Over Temp
Supply Chilled Water Temperature
Supply Fluid Temp Sensor Issue
Supply Humidity
System Control Mode
System Date and Time
System Event Acknowledge/Reset
System On/Off Control
System Operating State Reason
System Operating State
System Status
Top Fan Issue
Unit Off
Unit On
Unit Partial Shutdown
Unit Shutdown
Unit Standby
Unspecified General Event
Water Leakage Detector Sensor Issue
Water Under Floor
- Glossary (continued)
Controller
Liebert iCOM
Data Description
Threshold value used in the [Return Air Over Temperature] event.
Return air high temperature event.
The air sensor at the inlet of the unit is disconnected or the signal is out of
range.
The temperature of the inlet air
Dew point temperature measured at the inlet of the unit.
[Return Humidity] has exceeded the upper limit of [Dehumidification
Proportional Band], or has dropped below the lower limit of [Humidification
Proportional Band] ], for an extended period of time.
Relative humidity measured at the inlet of the unit.
The general classification for this system
Unit requires servicing.
System lost power. This event becomes active when the unit is powered on
following an unexpected loss of power. This event remains active for 90
minutes.
Smoke detected.
Threshold value used in the [Supply Air Over Temperature] event.
Supply air high temperature event.
The air sensor at the outlet of the unit is disconnected or the signal is out of
range.
Air temperature measured at the outlet of the unit.
Threshold value used in the [Supply Air Under Temperature] event.
Supply air low temperature event.
Supply chilled water flow is too low.
Threshold value used in the [Supply Chilled Water Over Temp] event.
[Supply Chilled Water Temperature] has exceeded [Supply Chilled Water
Over Temp Threshold].
Supply chilled water temperature.
The supply fluid temperature sensor is disconnected or the signal is out of
range.
Relative humidity at the outlet of the unit.
System control mode.
The system date and time
Reset and/or acknowledge all events.
Turn system functionality on or off.
The reason the system is in the current operating state.
Current operating state of the system.
The operating status for the system
The top fan is not operating within its normal parameters.
Unit was turned off.
Unit was turned on.
An event has occurred requiring some system components to be shutdown
and disabled.
An event has occurred requiring the unit to be shutdown and disabled to
prevent damage to the system.
Unit was placed in standby mode.
One or more unspecified events active. See local unit display for further
details.
The water leakage detector sensor is disconnected or the signal is out of
range.
Water under the floor is detected.
®
v4
159
Operation
®
Liebert
CRV

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