◆Turn on or off the thermostat:
When it is wired up, the state of being acquiescent is power on.
Press RST key to switch on and off, press the RST key once on the power-off
state to turn it on. On the power-on state, press the RST key and hold on for
three seconds, then it will be off.
◆OFF temperature ：
In the Standby mode, press the SET key once to enter the OFF temperature
setting, press ▲ or ▼ button to adjust, press ▲ or ▼ button and hold on for three
seconds to enter the fast adjusting mode, press the SET key again and back to
the standby mode.
◆ON temperature ：
Heating ON temperature = OFF temperature- Heating Difference
Cooling ON temperature = OFF temperature+ Cooling Difference
Set The Heating or Cooling Difference in the setting menu.
◆system menu settings：
Press SET key and hold on for three seconds to enter the controlled-
parameters setting, press the ▲ or ▼ key to select the adjustment menu, press
SET key once to enter the appropriate parameter settings, press ▲ or ▼ to
adjust the parameters needed to be modified. After being adjusted, press the
RST key to exit, or exit as the system delay for 5 seconds.
◆ Menu code statement:
Symbol Details Remark
HD Heating Difference
CD Cooling Difference
LS The lower limit of setting OFF temperature
HS The upper limit of setting OFF temperature
CA Temperature calibration
PT Delay time Minutes
AH High temperature alarm settings
AL low temperature alarm settings
1: When measuring the temperature values ≥OFF temperature + CD, start the
cooling output, cooling relay together; When measuring temperature ≤OFF
temperature , turn off the cooling output ，cooling relay disconnected.
2: When the measurement of the temperature value < OFF temperature-HD,
the start of the heating output, heating relay together; When measuring the
temperature ≥OFF temperature ；to turn off heating output，heating relay off.
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