Novus N321R Pt100 defrost Temperature controller, 1 relay

N321R Pt100 defrost Electronic Thermostat , Pt100 input, 1 relay output; The N321R is a temperature controller dedicated to applications in refrigeration. The defrost cycle is accomplished by turning off the compressor at time intervals chosen by the user. Pt100, Pt1000 and thermistor sensors inputs available. Adjust for ON and OFF durations. Auto defrost at programmable intervals. Manual Defrost key in the front panel.