Videotec DCJ - Manuale (Pagina 198)

Page 66 MNVADCJ01_0543
6.5 BOSCH B asic Dome Series Dome
6.5.1 Materials a nd reference documents
Dome: BOSCH Basic Dome Series.
Basic Dome Series instruction manual.
Autodome R/D Robin Hood PLUS , Product version 5.00, Rev.10/04/2004
6.5.2 Connection
6.5.2.1 Cable
The Basic Dome series has two communication modes: RS232 and Bi-phase.
The DCJ console, on the other hand, communicates in RS485 mode. This is why piloting BOSCH systems
requires additional protocol converters.
For further details see the example in the illustration.
DCJ RJjack 1
RS485A white
RS485B yellow
NOTE: in the case of communication using RS232 mode, a level converter is needed for each dome.
DCJ RJjack 1
RS485A white
RS485B yellow
Connection with the dome in RS232 communication mode
Connection with the dome in BIPHASE communication mode
To other Devices
RS485 RS485 RS232 RS232
RS232
RS485
Level Converter
RS485 RS485
RS485
RS232
RS232
Level Converter
BOSCH
RS232 to BIPHASE
Protocol Converter
Model: LTC8786
1 2 3 4 5
6 7 8 9
Rx GND