OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Master Valve on Expansion Board? › Reply To: Master Valve on Expansion Board?
August 4, 2016 at 12:01 am
#43647
Ray
Keymaster
You can map the MV to zone expander. OpenSprinkler firmware now supports using any available zone, including those on expansion boards, as master zone/valve.