On PCB
VC+
R
D00..D07
D08..D15
GND
+
_
I 125 mA
≤
V 50 V(DC)
≤
Figure 6.59: Circuit diagram
Requests for assistance that come from interpreter booths 1 through 16 activate parallel
outputs D00 to D15 on the data distribution board with address 254. Requests for assistance
that come from interpreter booth 17 to 31 activate parallel outputs D00 to D15 on the data
distribution board with address 255.
Power supply
You can connect an external power supply to the power supply connector. The external power
supply only gives power to the data distribution board. It does not give power to the DCN.
Supply voltage (DCN or external):
10 - 40 V(DC)
Current consumption (DCN):
< 50 mA @ 40 V(DC)
Table 6.33: Power supply
You can enable or disable the connected external power supply with the J10 jumper block.
Position
Power
A
System power supply
B
External power supply
Table 6.34: Jumper setting
Conference System
Connection | en 155
Bosch Security Systems B.V.
Operation Manual
2013.11 | V2.0 | DCN-NG_OM_V4.x
Содержание DCN Next Generation
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