KEY «I/O» IS BACKLIT:
After connection to the mains voltage, the controller is in stand-by mode.

PRESSING THE «I/O» BUTTON:
LEDs next to the button light up, the control switches on. The values last used for time and power are displayed again, which can be changed accordingly using the arrow keys.

3 ZONES REGULATION:
Tap the desired Zone 1, 2 or 3 button - the button will flash. Use the arrow keys to change the desired power value. The button stops flashing after 5 seconds and the new value is accepted.

TIMELINE:
It can be read from the LEDs above the time display. After the set time has elapsed, the controller switches off the power and returns to stand-by mode.

SAFE TEMPERATURE:
If the safety temperature is exceeded, the controller switches to stand-by mode. Switching on again after returning to the maximum permissible temperature range must be done manually by pressing the I/0 button.