SF-104SN mini intelligent temperature controller for self-diagnosis electrothermal defrosting
Features
Mini-sized and split type intelligent control and applicable to the compressor of one HP. (Include 1HP)
Temperature Display/ Temperature Control/
Manual, automatic electric heat defrost /Evap. Fan ControlTime.,
Temp. Setting to end defrost/
Value Storing/Parameter Locking/ Self Testing
Technical Data
Temperature sensor: NTC , double sensors (for cold room temp.&defrost control),
2m(L)(Neither positive nor negative)
Range of temperature displayed : -45~66℃ (-45~150℉)
Accuracy: ±1℃(±2℉)
Range of set temperature: -45~45℃ (-45~120℉)
Factory default : 00℃(32℉)
Dimension:77(Length)×35(Width)×30(Depth)mm
Mounting hole dimension:71(Length)×29(Width)mm
Relay box: 106(Length)×96(Width)×46(Depth)mm
Output contact capacity:
Compressor: N. O. 30A/250VAC
(can connect 1HP compressor, if more it needs to connect can AC contactor)
Defrost: N. O. 10A/250VAC
(can connect 1KW load, if more it needs to connect can AC contactor)
Evap. Fan: N. O. 10A/250VAC
Paramete
Paramete | Function | Set range | Default |
E1 | Lower set point limit |
-45℃
-45℉ ~set temp.
|
-35℃
-31℉
|
E2 | Higher set point limit |
Set temp.~45℃
120℉
|
20℃
68℉
|
E3 | Temp. Hysteresis |
01~20℃
01~36℉
|
04℃
07℉
|
E4 | Comp. Start delay | 00~10min | 02min |
E5 | Offset on room temp. |
-20~20℃
-20~20℉
|
00℃
00℉
|
E6 | Offset on evap. Temp. |
-20~20℃
-20~20℉
|
00℃
00℉
|
F1 | Max. Defrost duration | 01~60min | 20 min |
F2 | Defrost interval time | 00~24hr | 06hr |
F3 | Defrost termination temp. |
00~40℃
32~68℉
|
08℃
46℉
|
F4 | Display during defrost |
00=Normal display
01 = Last value
before defrost
|
01 |
F5 | Fan control |
00=synchronized with comp.
01=keep working(except when defrost)
|
01 |
C1 | Temperature unit |
℃= Celsius
℉=Fahrenheit
|
℃ |
-
Mandy Lam
Lynn Mai -
Kay
Carmen Chan - Tel (0086)760-88787946
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