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14
en | Connections
3.3
Alarm and relay connector
(0.2 in)
Figure 3.4 Alarm and relay connector pins
Pin
1
2
3
4
–
–
–
–
–
–
AM18-Q0602 | v1.0 | 2011.04
5 mm
Alarm socket
Alarm in ground
Alarm in
Relay out contact 1
Relay out contact 2
Max. wire diameter AWG 22-28 for both stranded and
solid; cut back 5 mm (0.2 in) of insulation.
Default relay position normally open (n.o.); no alarm.
Alarm output relay switching capability: Max voltage 30VAC
or +40 VDC. Max 0.5 A continuous, 10 VA.
Alarm in: TTL logic, +5V nominal, +40 VDC max, DC coupled
with 22 kOhm pull-up to +3.3 V.
Alarm in: configurable as active low or active high.
Max. 42 V allowed between camera ground and each of the
relay pins.
Installation and Operation manual
ALARM
1
4
Bosch Security Systems
Day/Night Camera
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