Rs485Ac Interface - SOHARD SH ARC-PCIu Handbuch

AGND is the bracket potential. GND_RS is the ground of the galvanically
decoupled RS485 circuit.
The resulting terminating resistor is approx. 115 ohm.

9.3 RS485AC Interface

Important: To maintain the electromagnetic compatibility (EMC) the
shield of the cable connected to the RJ45 plug must be solidly attached to
the shield of the connector.
9.3.1 RS485AC-RJ45 (RS485AC-RJ45)
Connector type: RJ45 socket
Pin assignment RJ45 Pin Marking
4 Phase B
5 Phase A
1-3 NC
6-9
Handbuch / Manual
Description
Data line B
Data line A
Reserved
25