Axis Communications Video Server AXIS 241SA - Manual (Page 59)

59 AXIS 241QA/AXIS 241SA - Unit connectors
Schematic diagram - I/O terminal connector
COM ports RS-232 and RS-485
The COM Ports RS-232 and RS-485 support several operational modes:
• Generic TCP/IP - enables the video server to receive status/data and send com-
mands via TCP/IP
• Generic HTTP - enables the video server to receive status/data and send com-
mands via HTTP
• Pan Tilt Zoom (PTZ) - for controlling a PTZ device. A PTZ device requires a driver
for its function. Drivers can be obtained from www.axis.com. Please see page 37
for information on how to connect PTZ devices.
o
z
o
z
z
z
o
o
o
z
o
o
o
o o
A
B
3.3V
Power adapter (9W)
e.g. push button
Device
GND PIN 5
RS-485
9
10
11
12
o
o
8
o
6
z
z
RS-232
D-SUB
o
5
o
4
o
3
o
2
Switch
Mode
Power
Supply
o
7
1
o
o
Relay
GND
+