Mitsubishi Q2ASCPU User Manual page 23

(c) Always use double-shielded coaxial cables as the coaxial cables*2
connected to the 10BASE2 connectors. Earth the double-shielded
coaxial cable by connecting its outer shield to the ground.
Refer to (1) for the earthing of the shield.
*2: Make sure to install a ferrite core for the cable.
As a ferrite core, ZCAT2035 manufactured by TDK is recommended.
Ethernet is the registered trademark of XEROX, Co.,LTD
(4) I/O and other communication cables
For the I/O signal lines (including common line) and other communication
cables (RS-232, RS-422, etc), if extracted to the outside of the control panel,
also ensure to earth the shield section of these lines and cables in the same
manner as in item (1) above.
(5) Positioning Modules
Precautions to be followed when the machinery conforming to the EMC
Directive is configured using the A1SD75P -S3 are described below.
(a) When wiring with a 2 m (6.56 ft.) or less cable
• Ground the shield section of the external wiring cable with the cable
clamp.
(Ground the shield at the closest location to the A1SD75 external
wiring connector.)
• Wire the external wiring cable to the drive unit and external device with
the shortest practicable length of cable.
• Install the drive unit in the same panel.
Shield Earth here
External wiring connector
Cable clamp
External wiring cable (within 2 m (6.56 ft.))
8
Drive unit