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Video Recorder 630/650 Series Hardware setup | en 25
Bosch Security Systems Installation and Operation manual F.01U.169.663 | v2.0 | 2012.02
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).
Signal name Pin number Description
TX - 1 Data transmission
TX + 2 Data transmission
GND 3 Shield