deep freezer thermostat

We have 15 years experience producing temperature controller.Our products are well-known for their stable performance and durability.   Besides conventional products,customized  are offered as well. So,do not hesitate to contact us,we will serve you with 100% enthusiasm   Satisfactory after-service is offered.Our technical team support you for any technical problem about products.And there is one year warranty for each one.   We ready to serve you. Let's build a win-win partnership!   Main products     Picture of company     Pictures of workshop      The Newest deep freezer thermostat SF-783    Feature 1.Temperature display&control 2.Defrost type optional 3.Self testing/Defrost control/Power switch   Technical Data 1.Range of temperature displayed:-50°C~150°C(-50~302°F) 2.Range of set temperature:-50°C~45°C(-50~113°F)    Accuracy:±1°C(1°F)         3.Temperature sensor: NTC, two sensors, 2 meters (Neither positive nor negative) 4.Compressor :NO. 30A/250VAC                         Defrost: NO. 10A/250VAC    Fan: NO. 8A/250VAC                                          Light: NO. 8A/250VAC         Circuit diagram deep freezer thermostat
  Parameter

Paramete	Function	Set range	Default
PAS	Password	00~99	15
E1	Lower setpoint limit	-50°C/-50°F~Set temp.	-25°C/-13°F
E2	Higher setpoint limit	Set temp.~45°C/113°F	20°C/68°F
E3	Temp.hysteresis	00~40°C/00~72°F	04°C/07°F
E40	Comp.start delay time	00~10Min	2Min
E41	Delay starting time	00~10Min	2Min
E5	Offset on room temp.	-20~20°C/-36~36°F	00°C/00°F
E6	Offset on evap. temp	-20~20°C/-36~36°F	00°C/00°F
E7	Offset on condenser	-20~20°C/-36~36°F	00°C/00°F
F0	Defrost type	00=Defrost by  turning off comp. 01=Heater defrost 02=Hot gas defrost	01
FF0	Hot gas defrost comp.  delay starting time	00~20Min	00Min
FF1	Defrost mode	00=Power on hours 01=Comp. continuously  working time	01
F1	Max. defrost duration	01~60Min	20Min
F2	Defrost interval time	00~24Hr	6Hr
F30	Defrost starting time	-40°C/-40°F~F31	00°C/32°F

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