21
Enter the password using the increase or decrease button. Then,
press “Set”button. The controller will automatically return
to the normal display state when the input is incorrect. When
the input is correct, it will enter the temperature internal
parameter setting state. By clicking the set button, the user
can modify one parameter at a time. Press for 3 seconds, it will
exit this state and the parameter value is automatically saved.
After being in the internal parameter setting status, if
no button is pressed for 60 seconds, the program will
automatically exit this status, and the current parameter is
not saved.
Internal parameters table 1
Param
eter
Parameter Name Parameter
Function
Description
（Range）Factory
Value
Lc
password
When Lc=9, it can view and
modify parameters
0
SP1
Temperature
Setting Value
the
set
value
of
the
temperature
－20
AL1
over-temperatu
re Alarm
When the temperature reaches
the set value, the temperature
is recovery, and "Temperature
measurement
value
≥
temperature set value + AL1",
it will turn off the cooling 2.
（0~100 º）0º
cT1
compressor
delay
compressor delay protection
time
﹙0~60 minutes)
0
Pb1
zero adjustment
correcting the error occurred
by the sensor measurement at
low temperature.
﹙－99~99º﹚
0
