Bosch DCN Next Generation Installation And Operation Manual page 126

126 en | Connection
External contact
You can connect an external contact to the Concentus delegate unit. The external contact
must be connected between pin 5 and pin 8 of the RJ45 socket.
NOTICE!
The external contact is only available in systems that operate with a control PC that has one or
more of these software modules:
–
–
–
–
Refer to the applicable Software User Manuals for the instructions that tell you how to use the
external contact.
External
Figure 6.21 External contact, connection
DCN-FCS Headphones level reduction
When you use a Concentus delegate unit with a DCN-FCS Channel Selector, you must connect
pin 1 and 5 of the RJ45 socket to the level reduction plug of the channel selector. This
prevents acoustic feedback.
DCN-CON
Figure 6.22 Channel selector, connection
When the microphone that is connected to the Concentus delegate unit is enabled, the
channel selector automatically decreases the volume level of the signal that is sent to the
headphones of the channel selector.
DCN-NG_IOM_V4.1 | V1.3 | 2012.07
Parliamentary Voting software module
Multi Voting software module
Attendance Registration software module
Message Distribution
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RJ45
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Installation and Operation manual
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DCN-FCS
Conference System
Bosch Security Systems B.V.