OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Couple of questions › Reply To: Couple of questions October 31, 2016 at 1:28 am #44438 951calguyParticipant The sensors I mentioned do not work with OSPi on every timer I have tested there is a 5v dc that’s why the sensor has a red and black leads and the manufacturer says not to invert connections I do not think they arevsimply reed switches.
