Don't bother switching the flow sensor on and off, it uses very little current.
I've used the example sketch with a flow rate approaching 300l/h, you could hear the sensor whizzing away.
The example sketch above works well.
Don't bother switching the flow sensor on and off, it uses very little current.
I've used the example sketch with a flow rate approaching 300l/h, you could hear the sensor whizzing away.
The example sketch above works well.