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  1. M

    Mains Stoptap

    In a rural area, I have a seized stoptap on copper pipe (traditional screwdown style). It's being replaced by temporarily shutting off the water to the entire village by the water supply company. The plumber has recommended changing it for a quarter turn spherical ball valve (and associated...
  2. M

    Maglock Contacts on Metal Gate

    I have a large metal gate with a CDVI ES500 Maglock on it which was replaced like-for-like after the old ES500 was damaged. The contact monitoring does not work correctly on this new unit though - the contacts are always closed (indicating the gate is always locked). The wiring is correct, and...
  3. M

    PIR as Exit Detector

    Evening all! Found my way here from a Google search and noticed that a lot of work has gone into this forum and you all seem like a friendly bunch! My predicament: I would like to use a single PIR as an exit detector for a maglocked door (i.e. I need the circuit to be NO, and NC on...
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