orp sensor

  1. V

    Pentair ORP readings seem affected by refilled pool

    Others have commented that ORP sensors are inaccurate. On my IntelliChem, I shift the ORP setpoint based on Free Chlorine measurement. Refilled the pool a week ago (glass tile removal -- empty to avoid shards left behind) and the ORP matching my desired FC decreased to 600mV, when before it...
  2. A

    Omnilogic S&D and water flow issue

    Hello hive mind. I'm having two issues with my pool config and I am not sure how to resolve or if they are related. 1. My Hayward VSP pump stops after about 15 minutes saying no flow detected. I've tried a backwash, re-priming, restarting Omnilogic so either a sensor issue or a config issue...