Siemens FS20 - Page 107

Mounting and installation of the compact control panels
Power supply (150 W)
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Building Technologies
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Fire Safety
2016
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5.7.4.2 X8 output voltage
Pin Designation Description
10 +B
I-begr.
Connection for battery, current limited via internal battery fuse F2 (without parallel
switching)
9 +B
I-unbegr.
Connection for battery, not current limited (when switching in parallel: Fuse in the
cable tree)
8 +24 V Supply output +24 V
7 +24 V Supply output +24 V
6 +24 V Supply output +24 V
5 +24 V Supply output +24 V
4 +24 V Supply output +24 V
3 0 V Supply output 0 V
2 0 V Supply output 0 V
1 0 V Supply output 0 V
Admissible cable cross-section: 0.2…2.5 mm²
Batteries may be connected either on terminal 10 or, with external fuse, to
terminal 9.