Video Recorder 670 Series
Hardware setup | en
25
Bosch Security Systems
Installation and Operation manual
AM18-Q0617 | v2.0 | 2012.03
4.6
RS485 port
Connect Bosch, Pelco-P or Pelco-D controllable cameras to the unit for pan, tilt, and zoom
control.
The Bosch protocol is supported with the following baud settings:
–
9600 baud
–
8 data bits
–
1 stop bit
–
no parity
–
no flow control
Figure 4.7
RS-485 connector
Table 4.1
RS485 pin definition
The recommended cable cross section is AWG 28-16 (0.08-1.5 mm2).
4.7
RS232 COM port connections
The RS232 COM port is used to connect a pan, tilt, and zoom control unit. The Baud rate can
be selected in the menu system.
Specifications
Connector type: 9-pole D-type male connector
Maximum input voltage: ±25V
Communicaton protocol: Output signals according EIA/TIA-232-F
Figure 4.8
RS232 COM port connector
Table 4.2
RS232 console port socket
Signal name
Pin number
Description
TX -
1
Data transmission
TX +
2
Data transmission
GND
3
Shield
Signal name
Pin number
Description
DCD_in
1
Carrier detection signal (not used)
RX
2
RS232 receive signal
TX
3
RS232 transmit signal
N/C
4
No connection
System ground
5
System ground
N/C
6
No connection
RTS
7
RS232 request to send signal
CTS
8
RS232 clear to send signal
N/C
9
No connection
RS-232
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