Use and Care Manual
48
 Output(WORK1/WORK2) Instruction
WORK1: The P1 heating/cooling output
WORK2: The P2 heating/cooling output
 Indicator LED:
●Red LED is on  WORK1 output is on.
●Red LED is blinking WORK1 output is performing the 
function of compressor delay.
●Green LED is on WORK2 output is on.
●Green LED is blinking WORK2 output is performing the 
function of compressor delay.
●Yellow LED is on The controller is in the setting mode.
 Button Instruction
Please read the detail on 2.Button Operation Instructions  below
Probe interface
Two temperature probes can be insert into P1 and P2 interface.
 Temperature probe
●If the controller display Er, you may get a false temperature 
probe, please try harder to insert the probe and rotate it to make 
good contact. If the problem is still persists, it is likely the 
internal probe wire has been damaged by the moisture or heat 
temperature. 
●The probe and cable cannot be touched by the flame. 
●Do not exceed the probe temperature range to avoid 
damaging.
2 Button Operation Instructions
2.1 Restore Default Settings
Press and hold the “ " button to power on, the buzzer will 
make a short call, indicating that all parameters of the user's 
temperature and humidity probe function return to the default 
setting value.
2.2 “ ” and “ ”Button Function in Normal Operation 
Mode
Press the “ ", PV shows the current temperature setting 
value , SV shows current humidification value; press “ ", PV 
shows current temperature value, SV the current humidification 
setting value , and It will be back to the normal display if there is 
no operation for 3 seconds orpressing the "
SET" button. 
2.3 “SET” Button Function in Normal Operation Mode 
Short press the “
SET” button to enter the quick setting 
temperature and humidity value mode. PV shows the current 
temperature setting value and flashes, and short press “ ” or 
“ ” button to increase or decrease the setting value, long 
press “ ” or “ ”button to quickly increase or decrease the 
setting value, Short press the “
SET” button again,SV shows 
the current humidity setting value and flashes, and short press 
“ ” or “ ” button to increase or decrease the setting value, 
long press “ ” or “ ”button to quickly increase or decrease 
the setting value and lastly press the "
SET" button again to 
confirm and exit. If there is no operation, it will automatically 
exit after 10 seconds and save the setting value.
2.4 Button Function in Setting Mode
When the controller is working normally, press the “SET” button 
for 2 seconds to enter the setting mode,the PV shows the first 
menu code“
 ”, SV shows the corresponding setting value. 
Press “
SET” button to scroll down the menu item and save the 
parameters of the previous menu item. Press“ ” or 
“ ”button to change the current setting value. Selected T to 
enter the temperature parameter modification mode; selected H 
to enter the humidity parameter modification mode. If in the 
setting state, there is no operation within 30 seconds or long 
press "
SET" button for 2 seconds, it will exit and save the 
setting state and return to normal operation mode.
3.2 Setting Menu Instruction
Y N
Heating or Cooling Mode
Humidificationi or 
Dehumidification Mode
Temperature Setting Value
Humidity Setting Value
Heating or Cooling 
difference value
Humidificationi or 
Dehumidification
difference value
Alarm High
Temperature Limit
Alarm High Humidity Limit
SET SET
Alarm Low 
Temperature Limit
Alarm Low Humidity Limit
Compressor Delay Time
Compressor Delay Time
Temperature Calibration
Humidity Calibration
N
Y
Y
Press
"SET" Key for over 2 
seconds to enter parameters 
setting mode
TS
77.0℉
DS
AH
AL
PT
0Minute
CA
SET
SET
SET
SET
SET
SET
SET
HC
H
No Key for 30 seconds or Presss 
"SET" key for over 2 second ?
Working normally
=T?
HS
50.0%RH
DS
5.0%RH
AH
99.0%RH
AL
5.0%RH
PT
0Minute
CA
0.0%RH
SET
SET
SET
SET
SET
SET
SET
HD
H
3 Menu Instruction
3.1 Setting mode Flow Chart
3 .2.1 When  is H
Code  Symbol  Function  Setting Range 
Default 
Setting 
HD 
Humidification or 
Dehumidification Mode  
H or D  H 
HS  HS   Humidity Setting Value 
5.0%RH 
~99.0%RH  
50%RH  
DS
s
Humidification or 
Dehumidification Difference 
Value 
1.0%RH 
~20.0%RH  
5%RH  
AH  AH   Alarm High Humidity Limit 
5.0%RH 
~99.0%RH  
99.0%RH  
AL  AL   Alarm Low Humidity Limit 
5.0%RH 
~99.0%RH  
5.0%RH  
PT  Compressor Delay Time 
0~10 minutes 
0 minute 
CA  CA   Humidity Calibration 
-20.0%RH 
~20.0%RH  
0%RH  
H
P  










