SF-574 freezer, refrigerator controller, intelligent temperature controller, adjustable temperature controller, digital display accessories

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US $55.00

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Description

Mini sized intelligent controller and applicable

to the compressor of one HP.

Technical Data

Range of temperature displayed : －45～150℃

Range of set temperature:－45～50℃

Accuracy:±1℃

Temperature sensor:NTC, two sensors(Cold-room, defrost control),2m(L)

Compressor: N.O. 30A/250VAC

(applicable to one HP Compressor, if more it needs to connect an AC contactor)

Defrost: N.O. 10A/250VAC

Evap. Fan: N.O. 8A/250VAC

Dimensions:181(Length)×41(Width)×68(Depth)mm

Mounting hole dimensions:138(Length)×32.5(Width)mm

Parameters

Paramete	Function	Set range	Default
E1	Lower setpoint limit	－45℃～Set temp.	－30℃
E2	Higher setpoint limit	Set temp.～50℃	30℃
E3	Temp.hysteresis	1～10℃	5℃
E4	Comp.start delay time	0～10Min	2Min
E5	Offset on room temp.	－10～10℃	0
E6	Offset on evap.temp.	－10～10℃	0
F0	Defrost function	0=Electric heater 1=Hot gas	0
F1	Max.Defrost duration	1～60Min	20Min
F2	Defrost interval time	0～24Hr	6Hr
F3	Defrost termination temp.	0～50～0℃	8℃
F4	Display during defrost	0=Normal display 1 = Last value before defrost	0
F5	Dripping time after defrost	0～10Min	2Min
H1	Fan start delay time	0～10Min	1Min
H2	Fan operating function	0=Parallel with comp. 1 = Continuous running except defrost	1
H3	Fan control during defrosting.	0=always OFF 1=always ON	0
C2	High temperature alarm	C3~130℃	40℃
C3	Low temperature alarm	－45℃~C2	-40℃
C4	Alarm time delay	1～90～1Min	60Min