djsfantasi
- Joined Apr 11, 2010
- 9,156
A solution was presented way back in post #7.
It requires two switches; one per fan and provided lockout so that the second fan cannot be operated. A single relay with a 50% duty cycle and a 30 second interval clock automated the process.
It requires two switches; one per fan and provided lockout so that the second fan cannot be operated. A single relay with a 50% duty cycle and a 30 second interval clock automated the process.
Last edited: