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Praesideo 3.5 | Installation and User Instructions | 4 | Amplifiers
9.6.8
Control outputs
Maximum cable length:
1 km
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
2.0
1.0
0.5
0.4
0.3
0.2
10
20
Contact Voltage (V)
figure 9. 1 0: Maximum switching power
Bosch Security Systems | 2011-02
30
40 50
100
200
9.6.9
Audio 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
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
en | 165
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