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Stand
Cover Panel
Model: SF-I02
Digital Temperature Controller
Refrigeration LED
Defrollt LED
Features
of Function
• It is a mini-sized
and integrated
intelligent
controller
and applicable
to the compressor
of one HP.
• Main functions:
Temperature
Display/ Temperature
Control/
Manual, automatic
defrost by
turning off compressor
/ Light Control! Value Storing/ Self Testing /Parameter
Locking'
Specifications
l. Output of the outside sealed transformer:
12VAC(one transformer
matched with one temp. controller)
2. Temperature
sensor: NTC, doublc sensors (for cold-room
temp.& defrost control),2m(L)
3. Rangeoftemperaturedisplay:-45~+150'C
(-45-+150r);
Accuracy:±I'C
(±2r)
4. Range of set temperature:
-45~+45'C
(-45-+
113r);
Factory default :O'C
(32r)
5. Dimension:77(Length)
X 35(Width) X 60(Depth)mm
Mounting
hole dimension:71
(Length) X 29(Width)mm
6. Temperature
of the operating
environment:-10~60'C
(14~
140r);
Relative
Humidity:20%-90%(Non-condensing)
7. Relay output
contact capacity
• Compressor:
N.O. 20A/250VAC
(applicable
to one HP Compressor,
ifmore
it needs to connect an toAC contactor)
• Light:
N.O.
5A/250VAC
Front Panel Operation
I . Set temperature
• Press
~
button, the set temperature
is displayed.
• Press ~
or ~
button to modify and store the displayed
value. Press ~
button to exit the adjustment
and display the cold-room
temperature.
• Ifno more button is pressed within 10 seconds,
the cold-room
temperature
will be displayed.
2. Light: Press ~
button, it lights; Press again, it stops.
3. Manual start/stop
defrost: Press ~
button and hold for 6 seconds to defrost or stop defrost.
4. Display the evap. Temperature:
Press ~
button and hold for 6 seconds,
the evap. temp. is displayed,
after 10 seconds the cold-room
temp. is resumed to be displayed.
5. Refrigeration
LED: During refrigeration,
the LED is on; When the cold room temp. is constant,
the LED
is off; During the delay,
the LED flashes.
6. Defrost LED: during defrosting,
the LED is on; When it stops defrosting,
the LED is off. During the delay
display of defrost,
the LED flashes.
7. Parameter
setup
• Press ~
button for 6 seconds to enter parameter
setting, at the same time "PAS" will be displayed
and
flash;
press ~or
~
to enter a tens digit and press ~
button to confirm;and
then press ~
or ~
to enter
a single digit and press ~
button to confirm.
Ifit is correct, parameter
code EI will be displayed
(when
it is set to 00, the password
will be cancelled).
• Press again~button
to select sequentially
from the parameters:
E2,E3,E4,E5,E6,Fl
,F2,F3,F4,CI.
• Press ~
or ~
button, the value of parameter
will be displayed
and can be modified
and stored.
• Ifno more button is pressed within 10 seconds,
it will return to normal operation
mode.
Parameter
Function
Set range
Default
Parameter
Function
Set range
Default
PAS
Password
00-99
E6
Offset on evap. Temp.
-20-20
"C
0
36-36'F
EI
Lower setpoint limit
4S"C-Settemp
22'C
-4S'F
.
-8'F
FI
Max. Defrost duration
1-60Min
20Min
E2
Higb~r
setpoint limit
4S"C
10"C
F2
Defrost
interval
time
0-24Hr
4Hr
Settemp'-113'F
SO'F
F3
Defrost termination
temp.
0-4S'C
8"C
l-lO"C
S"C
32-113'F
46'F
E3
Temp. hysteresis
1
18 'F
9'F
O-Normal display
E4
Camp. start delay time
O-IOMia
2Mia
F4
Display during defrost
I
=
Last value
0
20-20"C
before defrost
ES
Offset on room temp.
-36-36'F
0
CI
Temperature unit
Celsius="C
Fahr.="F
'C
