FHP AHP 641-224, User Manual

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Control & Status Parameters and Alarms
Status and Control

BACview occupancy schedule
 System control: Schedule, Manual ON, BAS or DI Enable

Load (entering) water temperature

Leaving (source) water temperature
 Changeover temperature (optional)

Cooling/Heating control status

Cooling/Heating percentage (0-100%)

Heating/Cooling mode manual control (optional)

Reversing valve control

Pump control (optional)

Comp 1 control

Comp 2 control (Comp 2 Circuit)
Alarms

Load (entering) water temperature high/low limits

Leaving (source) water temperature high/low limits

Sensors failure alarm

Comp 1 Runtime trip

Comp 2 Runtime trip (Comp 2 Circuit)

Freeze Stat sensor UPM alarm (optional)

Low pressure sensor UPM alarm

High pressure sensor UPM alarm

Low pressure sensor UPM alarm (Comp 2 Circuit)
 High pressure sensor UPM alarm (Comp 2 Circuit)

Condensate overflow UPM alarm

High/low voltage UPM alarm