Switching solenoids on/off with relays will be double slow.
Adding a resistor in series with the 1N4002 flyback diode could speed up things somewhat.
Could be better/easier than adding a zener diode. Doubt if you can reach 30Hz though.
Leo..
Switching solenoids on/off with relays will be double slow.
Adding a resistor in series with the 1N4002 flyback diode could speed up things somewhat.
Could be better/easier than adding a zener diode. Doubt if you can reach 30Hz though.
Leo..