ABB Welcome IP H8236 Series Product Manual page 149

Commissioning
Connect multiple detectors
"Connect multiple detectors" above can be applied when multiple detectors are used as the
same type of alarm zones.
Unused alarm zone
If an alarm zone is not used, there are 2 options to carry out:
[1] Option 1
On the "Engineering settings" >> "Advanced zone settings" >> "Alarm zone attribute" screen,
set the "Sensor" to "None" (default).
[2] Option 2
Follow the diagram below to connect a 10K resister.
Unused alarm zone
Z(n)
Resister
10K
GND
Z(n): Designated alarm zone connector on the indoor station
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Product manual 2TMD041800D0002