General
WST08H Heating Thermostat with weekly programming adopts the latest single-chip computer control technology. It has the high reliability and powerful anti-jamming. The application of electric heating of the electric heating equipment and Water heating system of electric heating re actuator control.
The clock continues when power fail and it won’t affect the period of time settings.
The selection for manual control or automatic periods of time control.
Setting daily 3 periods of time and the setting temperature.
Kinds of periods of time modes. 5+2 / 6+1 / 7days
Easy operation and utility, nice looking.
Mini size junction box and suitable for the entire world.
Flame retardant and safe and easy-cleaning.
keypad lock function to prevent the misuse children
Extra sensor: 3 meters (Optional)

Operation Guide
- Press
you can turn on or turn off the power.
- Press
you can choose the user manual mode
or automatic mode
.
- Press
or
to adjust the setting temperature value and other setting item.
- Keep pressing
for 5 seconds,it will enter into the current time adjustment.
Choose the week / hour / minute to be modified, press
or
to modify the current item, after set minute if you press
then exit the clock setting.
- Keep pressing the key
for 5 seconds,it will enter into the period of time setting mode. Press
to choose the one need to be modified; it will start the time and setting temperature. Press
or
to modify the value.
- Set the temperature and turns the clock display, temperature measurement read directly.
- At the same time key
for 2 seconds, the controller keypad is locked. LCD will show ---, In the locked status, press the key
for 2 seconds, keypad will be unlock. LCD will show temperature value.
Advance function setting
- How into advance function setting: switch off the thermostat use Press
,Display will show “OFF”. press
thermostat will turn on. It will show “byc”, Press Key
, it will into the advanced function setting.
- The screen will show AdJ and into temperature calibration program, Setting rang:-5.0->+5.0°C adjust
or
to modify, after 1 SEC. the display will show temperature value with modified. Default setting value: -2.5°C
- Press the key
to select the period-time mode:The main display shows
the week area will be 1 2 3 4 5 6 7 the number will gleam when the same setting. Press
or
to choose the mode 5+2 / 6+1 / 7days.
- Press the key
into Antifreeze feature set: LtP, You can use
or
to choose: ON: Enable OFF: Disable
- Press the key
to select Sensor or temperature control mode, You can use
or
to choose: IN (internal control, room sensor) / OUT (external control, floor sensor) / ALL (double temperature double control, the internal room temperature sensor, external sensor overheating protecting, default setting value: IN)
- Press the key
to Set the value of external temperature sensor limit, display: ToP ( setting range: 40 to 80 °C )
- Press the key
to Set the value of internal sensor hysteresis, display: dt0 ( setting rang:0.5 to 4°C) (default setting:1°C )
- Press the key
to Set the value of External sensor hysteresis, display: dt1 ( setting rang:0.5 to 5°C) (default setting:3°C )
- Press the key
to Set the value of backlighting status, display: bL ( on: always on off: auto switch off after 5 sec. default setting: off )
- Press the key
to set the system run status at re-power, display: Sat ( on:the same as previous status,
off: off status at every time, default setting: off ).
- Press the key
to Restore factory settings, display :deF, after finished, it will back to normal working status automatic.