Bosch Appliances 3.5 manual 9.6.8Control outputs, 9.6.9Audio Bypass, Basic amplifier connections

Praesideo 3.5 Installation and User Instructions 4 Amplifiers

en 165

9.6.8Control outputs

Maximum cable length:

1km Contact type:

Relay contact, single pole, change-over contact (SPDT)

Maximum switching power: Refer to the graph.

Off state (unpowered):

C-NC is closed, C-NO is open

9.6.9Audio Bypass

Connector audio in:

XLR-female with locking

Input signal level:

0 dBV nominal

10 dBV maximum Connector audio out: XLR-male

Output signal level:

Loopthrough of the by-pass audio input

	2.0
	1.0
(A)	0.5
	0.4
Current	0.3
	0.2
Contact
	10	20	30	40	50	100	200
		Contact Voltage (V)

figure 9.10: Maximum switching power

9.6.10 Basic amplifier connections

Connector (rear side):

RJ45

Preferred cable:

CAT5, unshielded twisted pairs

Maximum cable length:

3 m

Ground short detection resistance: < 50 ohm

Bosch Security Systems 2011-02