50
8. PWM speed control
PWM 2 signal
If a PWM signal (1% - 99%) is applied, use the mode button to switch
to the PWM 2 signal curve.
When the PWM 2 signal curve has been selected, all five mode LEDs
are flashing at the same time.
PWM 2-Signal
Max
Min
Stop
GB
Circulation pump for heating and solar
PWM input signal (%)
Highly efficient. Simple. Good!