Setup and function
Setup
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Building Technologies
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Fire Safety
2016-08-23
3.2.5 Indication elements
An LED is built into the switching unit as an internal alarm indicator.
Figure 8: Internal alarm indicator in manual call point FDM221 with dichromatic LED (red/green)
Figure 9: Internal alarm indicator in manual call points FDM225 and FDM226 with monochromatic LED
(red)
See also