Bosch Building Technologies

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    How to correct the D8128A is inoperative when wired according to terminal labeling.

    The D8128A will not function when connected to the panel in accordance with the labels on the terminals.

    The labels on the D8128A Octopopit terminals are intended for connection to a D7112 panel. When connecting to a D7212B or D9112B the D8128A Octopopit must be connected as follows:

     D8128A          D7212B                     D9112B                        

       (1)               (9) Common               (23) Zonex Common

       (2)               (28) Zonex Out 1         (28)Zonex Out 1 or 26-Zonex Out 2

       (3)               (27) Zonex In 1            (27) Zonex In 1 or 25-Zonex In 2

       (4)               (3) + Aux power          (24) Zonex Power +

    Version history
    Last update:
    ‎06-22-2018 07:25 PM
    Updated by:
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