FS20 Marine Fire Detection Control Panel
Siemens Industry, Inc. A6V10519176_enUS_b
Building Technologies Division
11.3.3 X305 Jumper – Power Supply 2 On/Off
The X305 jumper is used to configure the periphery board for one or two power
supplies. The factory settings must not be changed, because only operation with one
power supply is supported.
1 - 2 Disable power supply #2 Default setting, do not change
11.3.4 X303 Battery Terminal
A cable harness is required to connect batteries to the periphery board. The battery
connector end that goes on the periphery board at X303 can only connect one way
because it is keyed.
The battery connection is only made once the whole system has been configured
through jumpers and modules, and after AC has been applied.
1 BAT (+) DC 24 V feed for battery (RED WIRE)
2 BAT (-) Return (Ground) feed for battery (BLUE WIRE)
Admissible cable cross-section: 1 x 12…18 AWG or 2 x 16…18 AWG
The hardware required to connect the batteries to the periphery board is located in
the battery kit.
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