AXIS Q1656 Box Camera Series
Specifications
•
Two-wire RS422 simplex
•
Four-wire RS422 full duplex point to point communication
Function
Pin
Notes
RS485B alt RS485/422 RX(B)
1
RS485A alt RS485/422 RX(A)
2
RX pair for all modes (combined RX/TX for 2-wire RS485)
RS485/RS422 TX(B)
3
RS485/RS422 TX(A)
4
TX pair for RS422 and 4-wire RS485
Important
The maximum cable length is 30 m (98 ft).
55