Bosch 3.5 Benutzerhandbuch
Bosch Security Systems | 2011-02
Praesideo 3.5 | Installation and User Instructions | 4 | Amplifiers
en | 165
9.6.8
Control outputs
9.6.9
Audio Bypass
9.6.10 Basic amplifier connections
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
figure 9.10: Maximum switching power
C
ont
act Current (
A
)
Contact Voltage (V)
10
20
30
40 50
200
100
0.2
0.3
0.4
0.5
1.0
2.0
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
Connector (rear side):
RJ45
Preferred cable:
CAT5, unshielded twisted pairs
Maximum cable length:
3 m
Ground short detection resistance:
< 50 ohm