Bosch DVR-16L-100A Operation Manual - Page 22

Connecting a RS-422/485 device

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20 en | Connections and settings Digital Video Recorder 3.8 Connecting a RS-422/485 device Use this port to connect PTZ cameras. Connect the PTZ serial communication lines to the RS-422/485 terminal. Notes: • When connecting lines, connect the TX- of the DVR to RX- of the PTZ unit and TX+ of the DVR to RX+ of the PTZ unit correctly. • Recommended initial data are 9600 Baud Rate, 8 Data bits, 1 Stop bit and No parity. • When connecting PTZ cameras to DVRs it is necessary to set the setup menu for this unit according to the RS-485 settings of the camera and DVRs. Figure 3.2 RS-422/485 connections RS-422/485 Terminal TX- (DATA -) TX+ (DATA +) RX- (DATA -) RX+ (DATA +) GND Table 3.1 RS-422-485 connections Description Data Transmission Data Transmission Data Reception Data Reception Shield F01U | 2.0 | 2008.12 User Manual Bosch Security Systems

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20
en | Connections and settings
Digital Video Recorder
F01U | 2.0 | 2008.12
User Manual
Bosch Security Systems
3.8
Connecting a RS-422/485 device
Use this port to connect PTZ cameras.
Connect the PTZ serial communication lines to the RS-422/485 terminal.
Notes:
•
When connecting lines, connect the TX- of the DVR to RX- of the PTZ
unit and TX+ of the DVR to RX+ of the PTZ unit correctly.
•
Recommended initial data are 9600 Baud Rate, 8 Data bits, 1 Stop bit
and No parity.
•
When connecting PTZ cameras to DVRs it is necessary to set the setup
menu for this unit according to the RS-485 settings of the camera and
DVRs.
Figure 3.2
RS-422/485 connections
RS-422/485 Terminal
Description
TX- (DATA -)
Data Transmission
TX+ (DATA +)
Data Transmission
RX- (DATA -)
Data Reception
RX+ (DATA +)
Data Reception
GND
Shield
Table 3.1
RS-422-485 connections