Siemens FS20 - Pin Assignments

Mounting and installation of the compact control panels
Installing the fiber optic cable network module
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Building Technologies
008851_s_en_
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Fire Safety
2016
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01
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27
5.15.3 Pin assignments
5.15.3.1 Power A and B sockets, fault contact
The 5-pin connector for the power supply is supplied with the fiber optic cable
network module.
Pin Designation Description
1 DC+ 9…30 V Supply input +
2 DC- 9…30 V Supply input -
3 COM Fault relay: Common contact
4 NO Fault relay: Normally open
5 NC Fault relay: Normally closed
Admissible cable cross-section: 0.14…1.5 mm²
● The power supply need not be monitored and made redundant when installing
in the fire control panel.
● The supply line must be shielded with remote network module.
● Relay contact opens in the event of an error. The display indicates the error
(COM and NC are connected).
Figure 65: Connector for Power A and Power B sockets
1
2
3
4
5
+
-
C
NO
NC
5
4
3
2
1