Bosch Appliances nbn-932 installation manual Alarm and relay connector, Pin Alarm socket

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5.5Alarm and relay connector

Alarm

4	5		6
			5 mm
			(0.2 in)
1	2		3
Figure 5.5			Alarm and relay connector pins
Pin		Alarm socket
1		Alarm in 1
2		Alarm in 2
3		Relay out contact 1
4		Ground
5		Ground
6		Relay out contact 2

–Max. wire diameter AWG 22-28 for both stranded and solid; cut back 5 mm (0.2 in) of insulation.

–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.

Use the alarm input to connect external alarm devices such as door contacts or sensors. A zero potential make-contact or switch can be used as the actuator (use a bounce-free contact system).

Use the alarm relay output for switching external devices such as lamps or sirens.

Bosch Security Systems Installation Manual AM18-Q0614 v1.0 2012.03