Relay Control
Each button opens your Messages app with the command filled in. Tap Send to run it. Replies from the relay arrive as texts.
Relay phone number
Saved on this phone only.
Channel 1 ยท Gate
Auto-offTurns on for the selected time, then turns off by itself.
Channel 2
Auto-offTurns on for the selected time, then turns off by itself.
Status & info
The relay texts the answer back to your phone.
Safety: the solenoid should only ever get short pulses. Keep people and animals clear of the gate when you pulse it.
Only phone numbers the relay has authorized can control it. If nothing happens, check the authorised-number list on the relay.