Axis Communications Q7411 Camera Accessories User Manual


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AXIS Q7411 Video Encoder
Technical Specifications
1 Tip 2 Ring
3 Sleeve
Audio Input
Microphone/Line in
Ground
Audio Output
Line out (mono)
Ground
RS485/422 Connector
Two 2-pin terminal blocks for RS485/RS422 serial interface. The serial
port can be congured to support:
• Two-wire RS485 half duplex
• Four-wire RS485 full duplex
• Two-wire RS422 simplex
• Four-wire RS422 full duplex point to point communication
RS 485/422
1 2
RX/TX TX
3 4
Function Pin Notes
RS485/RS422 RX/TX A
1
RS485/RS422 RX/TX B
2
(RX) For full duplex RS485/RS422
(RX/TX) For half duplex RS485
RS485/RS422 TX A
3
RS485/RS422 TX B
4
(TX) For full duplex RS485/RS422
Connection Diagrams
I/O Connector
1
2
3
A
B
D
S
G
1
0 V DC (-)
2
DC output 12 V, max 50 mA
3
Example: push button
A
I/O congured as input
B
I/O congured as output
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