Pin Assignments - Siemens FS720 Mounting & Installation

6.13.3 Pin assignments

6.13.3.1 Power A and B sockets, fault contact
Building Technologies
Fire Safety
The 5-pin connector for the power supply is supplied with the fiber optic cable
network module.
Pin Designation
1 DC+ 9...30 V
2 DC- 9...30 V
3 COM
4 NO
5 NC
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).
Installing, exchanging and connecting modules
Installing the fiber optic cable network module
Description
Supply input +
Supply input -
Fault relay: Common contact
Fault relay: Normally open
Fault relay: Normally closed
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A6V10210390_j_en_--
2015-12-15