1. Why are the valve motor drive (VMD) outputs limited to 120V AC operation?
    If the valve motor is driven directly by the controller output relays, the controller outputs are li
    glx25v Fri, 08/17/2018 - 17:29
  2. How can I use a 2 or 4-wire PT100 probe with a West controller designed for 3-wire probes?
      Below is based on connecting to a West  8100, 4100 4400 control.   The informa
    glx25v Fri, 08/17/2018 - 17:29