Bosch DCN Next Generation Installation & User's Instructions page 102

DCN Next Generation | Installation and User Instructions | Central Devices
11.4.6 Control outputs
The audio expander has five control outputs (refer to
figure 11.8).
Control Out
C NC NO C NC NO C NC NO C NC NO C NC NO
1 2
figure 11.8: Control outputs, connection
With the control outputs, you can:
• Send the condition of the audio inputs to external
devices (control output 1, 2, 3 and 4).
• Send the condition of the connection of the optical
network to external devices (control output 5).
table 11. 1 1: Control output conditions
Control output Condition of
1 Channel attached to audio input 1
2 Channel attached to audio input 2
3 Channel attached to audio input 3
4 Channel attached to audio input 4
5 Optical network
table 11. 1 2: Control output, connection
Number of connections:
5x control outputs on 16-pole plug
Location:
Rear side
Maximum cable length:
1,000 m
Contact type:
SPDT (Relay contact, single pole, change-over
contact
Contact voltage:
24 V(DC)
Contact current:
1 A
Off state (de-energized):
C-NC is closed, C-NO is open
Bosch Security Systems | 2007-02 | 9922 141 70525
3 4 5
C-NO connected
Engaged
Engaged
Engaged
Engaged
Not available
en | 102
C-NC connected
Not engaged
Not engaged
Not engaged
Not engaged
Available