Emerson Liebert PEX+ Series - Event Name and Definition

Chapter 5 iCOM Controller 51
Liebert. PEX+Series Precision Air Conditioner User Manual
Parameters
Default
Range
Description
A458
L1
-
-
L1 default proportional band
A459
L2A
-
-
L2A default proportional band
A460
L2B
-
-
L2B default proportional band
A461
L3
-
-
L3 default proportional band
A462
MIN
-
-
Min proportional band
5.10 EVENT NAME AND DEFINITION
See Table 5-41 for event name and definition.
Table 5-41 List of event name and definition
Event
Definition
General Alarm
General Alarm
COMP 1 HIGH PRESSURE
Compressor 1 high pressure
COMP 1 LOW PRESSURE
Compressor 1 low pressure
HIGH CW TEMP
Chilled water high temperature
LOSS OF CW FLOW
Loss of chilled water
EL HEAT HIGH TEMP
Electric heater high temperature
MAIN FAN OVERLOAD
Main fan overload
LOSS OF AIRFLOW
Loss of air flow
CLOGGED FILTERS
Clogged filters
CUSTOMER INPUT n (n = 1 ~ 4)
Customer input n (n = 1 ~ 4)
FC LOCKOUT
Free cooling lockout
LP Transducer 1 Fail
Low pressure transducer 1 fails
CALL SERVICE
Call for service
HIGH TEMPERATURE
High temperature alarm
LOSS OF AIR BLOWER 1
Loss of air blower 1
HIGH ROOM TEMP
High room temperature
LOW ROOM TEMP
Low room temperature
HIGH ROOM HUM
High room humidity
LOW ROOM HUM
Low room humidity
HIGH TEMP SENSOR A
High temperature of sensor A
LOW TEMP SENSOR A
Low temperature of sensor A
HIGH HUM SENSOR A
High humidity of sensor A
LOW HUM SENSOR A
Low humidity of sensor A
UNIT HRS EXCEEDED
Unit has exceeded operating time
COMP 1 HRS EXCEEDED
Compressor 1 has exceeded operating time limit
HUM HRS EXCEEDED
Humidifier has exceeded operating time limit
SUPPLY SENSOR FAILURE
Supply sensor failure
DSCROLL 2 SENSOR FAIL
Digital scroll 2 sensor fails
ROOM SENSOR FAILURE
Room sensor failure
SENSOR A FAILURE
Sensor A failure
LP Transducer 2 Fail
Low pressure transducer 2 fails
NETWORK FAILURE
Network failure
Low Start Pressure 1
Alarm of low start pressure 1
UNIT ON
Unit on
UNIT OFF
Unit off
SLEEP MODE
Sleep mode
STANDBY MODE
Standby mode
POWER ON
Power on
POWER OFF
Power off
Unit n disconnected (n = 1 ~ 32)
Unit n disconnected (n = 1 ~ 32)
COMP 2 HIGH PRESSURE
Compressor 2 high pressure
COMP 2 LOW PRESSURE
Compressor 2 low pressure
COMP 2 HRS EXCEEDED
Compressor 2 has exceeded operating time limit
DSCROLL 1 SENSOR FAIL
digital scroll 1 sensor fails
FREECOOL TEMP SENSOR
Free cooling source sensor failure
Low Start Pressure 2
Alarm of low Start Pressure 2