open collector

  1. M

    Scantronic 9800 to 9651 conversion - open Zone

    Hi, due to a knackered keypad, I’ve tried to transfer an old 9800 system over to a newer 9651 system, for my parents. I’ve taken a global tamper approach and things are going OKish. I’ve powered up the system (linking the kick start pins etc) and I’ve assigned names to the 7 Zones (I’ve linked...
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