Unit connectors, The d-sub connector, Unit connectors , on – Axis Communications 241SA User Manual
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57
AXIS 241QA/AXIS 241SA - Unit connectors
Unit connectors
The following connectors are described in this section:
• The D-Sub connector, on page 57
• The I/O terminal connector, on page 58
• COM ports RS-232 and RS-485, on page 59
The D-Sub connector
The AXIS 241QA/AXIS 241SA provides one 9-pin D-Sub connector, providing the physical
interface for an RS-232 port, used for connecting accessory equipment; such as standalone
PTZ devices for the remote control of connected video cameras.
Pin assignment table and pinout of the RS-232 connector:
Pin
Function
1
CD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
5
4
3
2
1
6
7
8
9