Bosch FPC-500 Quick Installation Manual page 36

36 en | Installation
–
–
–
–
–
1.7.1 Inputs
1.7.2 Zones
Figure 1.1:
Notice!
i
Do not connect the zone- with any power+ like for example: AUX power, external power
supply or batteries for emergency power supply.
If EOL modules are used, the system is in line with VdS 2540 (detecting creeping short /
creeping open).
Notice!
i
Note that the maximum line resistance for conventional zones is 22.5 ohm.
The voltage of the zones is 20 VDC ±1 V.
The maximum current of the zones is 100 mA ±5 mA.
Notice!
i
Observe local regulations for the maximum number of detectors in a zone.
2022.03 | 10 | F.01U.172.981
1 Inputs
2 Zones
3 Aux power supply
4 Notification appliances
5 Alarm and fault relay
820Ω ± 5%
b+
a-
3,9kΩ
Quick installation guide
Conventional fire panel
b+
a-
EOL
Bosch Sicherheitssysteme GmbH
EOL