dIXEL IPC400D SERIES - Unloading Signal Due to Evaporator Water Inlet High Temperature

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USER MANUAL – Release 1.2 of 01/01/2010 Page 175 of 191
Version: 02/03/2010
57.25 UNLOADING SIGNAL DUE TO EVAPORATOR WATER INLET HIGH
TEMPERATURE
Display label meaning
AEun (unloading signal from evaporator)
Cause of activation
In working mode if the evaporator water inlet temperature measured > Un1 set
for the time set in the Par. Un3
Reset
! if the water temperature measured < Un1 set – Un2 differential
! By unloading function inserted after the time set Par. Un4
Reset
Automatic
Icon
flashing
Action
Alarm relay + buzzer NOT activated
Regulators
Alarm
Relay + buzzer NOT activated
Reverse valve
It follows its regulation
Recovery valve
it follows its regulation
Free-cooling on/off valve
it follows its regulation
Auxiliary relay
It follows its regulation
Idle running valve
It follows its regulation
Supply ventilation
It follows its regulation
Condensation ventilation
It follows its regulation
Support/boiler/anti-freeze
It follows its regulation
Pump/and water evaporator
and condenser
It follows its regulation
Compressors
It follows its regulation
Pump down solenoid valve
It follows its regulation