FDEx2 INSTRUCTION MANUAL FDEx2 INSTRUCTION MANUAL
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3. OPERATION
3.1 STANDARD REGULATING MODE
Cut in
Average
Cut out
On
HVD
Pull
down
Temperature
probe reading
3 min s
Intelligent time delay
Time
Mains power
Defrost period
Intelligent time delay
Accumulated Compressor run time
has reached defrost interval (e.g. 12 hours).
Compressor
Defrost is activated
Disconnect compressor;
voltage is above HVD
Disconnect compressor;
voltage is below LVD
Defrost is terminated
LVD
O
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