Melsec-q, Processing example of shielded cables – MITSUBISHI ELECTRIC Mitsubishi Programmable Logic Controller QD75D User Manual

Page 81

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MELSEC-Q

4 INSTALLATION, WIRING AND MAINTENANCE OF THE PRODUCT

[Wiring example of shielded cable]

The following shows a wiring example for noise reduction in the case where the

connector A6CON1 is used.

To external
devices

Connector

Shielded
cable

Drive
unit

Connector
(A6CON1)

To drive unit

Use the shortest possible length to
ground the 2mm or more FG wire.
(The shield must be grounded on
the QD75 side.)

The length between the connector and the shielded
cables should be the shortest possible.

To QD75

To external
device

2

[Processing example of shielded cables]

Coat the wire with
insulaing tape.

Remove the covering from all shielded cables and bind
the appeared shield with a conductive tape.

Solder the shield of any one of the
shielded cables to the FG wire.

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