Connecting the external power unit
Procedure
A suitable external power unit is available.
The aspirating smoke detector's housing cover is removed.
1. Before connecting the external power unit to the terminal block, check the
voltage provided by the power unit. Permissible value: DC 24 V ±4 V
2. Connect the power unit to the aspirating smoke detector(s) according to the
connection diagram shown.
The external power unit is connected to the aspirating smoke detector(s).
See also
External power unit and batteries [➙ 15]
23
Building Technologies
A6V10345654_h_en_--
Fire Safety 2015-05-29
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