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SF-478

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Description

Features 

Humidity display/Temperature control

Defrost control

Light control/ Power switch

Value storing/ Self-testing

 Evap. Fan control

 

Technical Data 

Temperature display range: -45~99

Set temperature range: 45~+75℃

Accuracy: ±01℃        

Temperature sensor: NTC, one sensorneither positive nor negative2mL

Compressor relay : 30A/250VAC

Heater:  N.O. 10A/250VAC

Others:  N.O. 5A/250VAC

Dimension: 181mm( )×41mm(W)×68mmD

Mounting hole dimension: 138mm( )×32.5mm(W)


Parameters  

Paramete

Function

Set range

Default

PA

Menu password

005099

82

E1

Lower set point limit

45retain freshness set temp.

02

E2

Higher set point limit

retain freshness

set temp.75

30

E3

Refrigeration Hysteresis

0120

04

E4

Heating hysteresis

0120

06

E5

Refrigeration start delay time

0010Min

02Min

E6

Heating start delay time 

0010Min

00Min

E7

Refrigeration and heating

0090Min

15Min

E8

Offset on room sensor

-2020

00

E9

Offset on humidity sensor

-2020%

00%

P1

Light duration time 

00180 min

00 is infinite length

00min

C1

High temp. alarmvalue

C275

45

C2

low temp. alarmvalue

-45℃~C1

-35

C3

Alarm delay time

0060min

2min

C4

Alarm hysteresis

0110

02

F1

Defrost duration

0190min

20min

F2

Defrost interval

0024hours

4hr

F4

Display when defrost

00normal display

01locked display

00

H1

Fan control

H1=01synchronized with heater and comp., off  when defrost

H1=02synchronized with heater and comp., open when defrost

H1=03 keep running, open when defrost

H1=04  keep running, close when defrost

02

A1

Lowest humidity display

0050%

35%

A2

Higher humidity display

5099%

75%

A3

Set humidity

1085%

60%

A4

 
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