5.3
DIVAR 2000 / DIVAR 3000 / DIVAR
Hardware setup | en 25
5000
Figure 5.1: RS485 connector
Signal name Pin number Description
TX + 1 Data transmission
TX - 2 Data transmission
GND 3 Shield
Max. signal voltage is -8 to +12 V. The recommended cable cross section is AWG 28-16
(0.08-1.5 mm2).
RS232 port connections
The RS232 port can be used to connect different devices:
– Console
– PTZ Matrix - a pan and tilt control unit (using RS232 to Biphase converter)
The device type and required settings can be assigned in the menu (Settings > System >
Serial Port).
Specifications
Connector type: 9-pole D-type male connector
Maximum input voltage: ±25 V
Communication protocol: Output signals according EIA/TIA-232-F
Figure 5.2: RS232 serial port
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
Alarm I/O connections
Alarm inputs and outputs are fitted as screw down terminal blocks on the unit. Cable cross
section is AWG 26-16 (1.29 to 0.4 mm
2
).
Bosch Security Systems Operation Manual 2016.09 | v1.0 | AM18-Q0717
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