dIXEL IPC400D SERIES - Unloading Signal Due to High Condensation Temperature;Pressure in Cooling Working Mode

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USER MANUAL – Release 1.2 of 01/01/2010 Page 172 of 191
Version: 02/03/2010
57.22 UNLOADING SIGNAL DUE TO HIGH CONDENSATION
TEMPERATURE/PRESSURE IN COOLING WORKING MODE
Display label meaning
b1Cu (circuit n° 1 unloading from condenser coil signal)
b2Cu (circuit n° 2 unloading from condenser coil signal)
b3Cu (circuit n° 3 unloading from condenser coil signal)
b4Cu (circuit n° 4 unloading from condenser coil signal)
Cause of activation
When working, if the probe configured as condensation temperature or
pressure control measures a value > Un11 set
Reset
! of the condensation pressure or temperature measures a value < Un11–
Un12 differential
! By unloading function inserted after the time set Par. Un15
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