Bosch Appliances 9922 141 70691 en manual 10.5.8 RS232 ports, 19 RS232 ports

DCN Wireless Installation and User Instructions Central Devices

10.5.8 RS232 ports

You can connect a PC, remote controllers or video cameras to the RS232 ports of the central control unit (refer to the DCN Next Generation Installation and User Instructions). The central control unit has 2 RS232 ports (refer to figure 10.11). You can set the protocol and the baudrate of the RS232 ports with the S500 switches (refer to 10.3.3).

5 1

9 6

figure 10.11: RS232 port, connection

table 10.18: RS232 port, connection

Pin	Definition	Description
1	DCD	Data Carrier Select
2	RxD	Receive Data
3	TxD	Transmit Data
4	DTR	Data Terminal Ready
5	SG	Signal Ground
6	DSR	Data Set Ready
7	RTS	Request To Send
8	CTS	Clear To Send
9	RI	Ring Indicator

table 10.19: RS232 ports

Number of connections:

2x 9-pole SUB-D socket Location:

Rear side

Maximum cable length:

9600 baud: 15 m, >9600 baud: 3 m Signal levels:

EIA RS232-C interface specifications

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Bosch Security Systems 2007-02 9922 141 70691 en