Bosch DCN Next Generation Installation And Operation Manual page 116

116 en | Connection
Fault contact
Use the fault contact to send the condition of the central control unit to external devices. If
the central control unit operates correctly, the OK pins are internally connected.
The central control unit internally connects the Fail pins when:
–
–
–
–
Figure 6.7 Fault contact
Ethernet socket
Use the Ethernet socket to connect a PC. Use Cat5e cable or better.
Figure 6.8 Ethernet socket, connection
RS232 ports
Use the RS232 port of the central control unit to connect video cameras or camera switchers.
NOTICE!
Refer to the software manual for connecting video cameras or camera switchers.
Figure 6.9 RS232 port, connection
Pin
1
2
3
4
5
6
7
8
9
Table 6.4 RS232 port, connection
DCN-NG_IOM_V4.1 | V1.3 | 2012.07
The central control unit is stopped.
The internal power supply unit operates incorrectly.
The central control unit does a reset.
The central control unit is "downloading" or "reset to defaults".
OK Fail
5 1
9 6
Definition
DCD
RxD
TxD
DTR
SG
DSR
RTS
CTS
RI
Installation and Operation manual
Description
Data Carrier Select
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request To Send
Clear To Send
Ring Indicator
Conference System
Bosch Security Systems B.V.