X7 RS485 port

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The following connector is required:

  • Würth Elektronik 691 325 110 005

The following counterpart is required:

  • Würth Elektronik 691 364 100 005

pin

name

description

1

RT1

RS485

2

RTN1

RS485

3

RT2

RS485 (internally connected to RT1)

4

RTN2

RS485 (internally connected to RTN1)

5

GND

Use this interface to connect several XLC4 control units to a single bus line. The XLC4 control unit uses 2 wire RS485 operation.

NOTE

The XLC4 control unit has no integrated bus termination resistors for the control unit at the end of the line.

Connect a resistor of 120 Ω to RT2 and RTN2.

For more information refer to RS485 Bus configuration