SF-128 digital temperature controller
Product number:1033013180277547008
- Description
-
Features of Function
Mini-sized and integrated intelligent control, can control 1HP compressor directly. (Include 1HP)
Temperature Display/ Temperature Control/ Manual, automatic defrost /
Defrost by turning off compressor/High, low temperature alarm/Value Storing/ Self Testing
Specifications
Power supply: 220V~240VAC
Temperature sensor: NTC, one sensor(for cold room temp. control),2m(L)
Range of temperature displayed : －45～99℃ (－49～210℉) Accuracy: ±1℃(±2℉)
Range of set temperature: E1~E2 Factory default : 0.0℃(32.0℉)
Dimension:77(Length)×35(Width)×70(Depth)mm
Mounting hole dimension:71(Length)×29(Width)mm
Temperature of the operating environment:－10～60℃ (14～140℉)
Relative Humidity:20%~90%(Non-condensing)
Output contact capacity:
Compressor: N. O. 30A/250VAC
(Can control 1HP compressor directly, if more it needs to connect an AC contactor)
Paramete
Parameter
Function
Set range
Default
E1
Lower set point limit
－49℉ －45℃ ～set temp.
－22℉
－30℃
E2
Higher s et point limit
Set range～122℉ 50℃
86℉
30℃
E3
Temp. hysteresis
02～18℉
01～10℃
09℉
05℃
E4
Comp. Start delay time
00～10min
2min
E5
Offset on room temp.
－18～18
－10～10 ℃
00℉
00℃
E6
Offset on evap. temp.
－18～18℉
－10～10℃
00℉
00℃
F0
Defrost type
00= electric heat
01= hot gas
00
F1
Max.Defrost duration
01～60min
20min
F2
Defrost interval time
00～24hr
6hr
F3
Defrost termination temp.
32～122℉
00～50℃
46℉
08℃
F4
Display during
defrost
00=normal display
01= locked display
defrost starting
temp.
01
F5
Dripping time
00～10min
2min
H1
Fan delay starting time
00～10min
1min
H2
Fan control
00=synchronized with comp.
01=keep working
(except when defrost）
01
H3
Fan control during defrost
00=fan stop
01=fan start
00
C2
High temp. alarm
C3～230℉110℃
104℉
40℃
C3
Low temp. Alarm
－49℉－49℉～C2
－40℉
－40℃
C4
Alarm delay time
00～90min
60min
Circuit diagram
Products Message