OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Pressure sensor for pump prime and filter clogging monitoring › Reply To: Pressure sensor for pump prime and filter clogging monitoring May 21, 2018 at 11:36 am #50122 MikeParticipant Hi Jim, For an example you can check out this thread. The OP and I were using different parameters than pressure but the overall concept is the same – controlling the OS via the API based on external inputs. Mike