External Connections; Bosch Security Systems | 2007-02 | 9922 141 - Bosch DCN Next Generation Installation & User's Instructions

DCN Next Generation | Installation and User Instructions | Flush-mounted Devices

22.5 External connections

22.5.1 Dual delegate interface
A cable with a 6-pole CT plug and an 8-pole DIN plug
is supplied with the panel. Use this cable to connect the
panel to a DCN-DDI Dual Delegate Interface (refer to
section 21.4 and section 21.6).
Power consumption:
0.25 W
22.5.2 DCN-FCS Headphones level
reduction
When you use a microphone connection panel with a
DCN-FCS channel selector, connect the output level
plug of the microphone connection panel to the level
reduction plug of the channel selector (refer to figure
22.2 and figure 22.3). This prevents acoustic feedback.
figure 22.2: Output level plug, connection
table 22.3: Output level plug, connection
Pin
1
2
1
2
DCN-FMIC
figure 22.3: Channel selector, connection

Bosch Security Systems | 2007-02 | 9922 141 70525

2 1
Signal
Positive
GND
1
2
DCN-FCS
When the microphone that is connected to the
microphone connection panel is enabled, the channel
selector automatically decreases the volume level of the
signal that is sent to the headphones of the channel
selector.
Note
You can connect, for example, an
AMP173977-2 socket to the output level plug of
the microphone connection panel.
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