Mitsubishi Electric MELSEC-Q Series User Manual page 49

(b) Use shielded twisted pair cables as the twisted pair cables
connected to the 10BASE-T connectors. For the shielded
twisted pair cables, strip part of the outer cover and earth the
exposed shield section to the ground on the widest contact
surface as shown below.
Refer to (1) for the earthing of the shield.
(c) Always use double-shielded coaxial cables as the coaxial
*2
cables
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.
The ferrite core manufactured by TDK Corporation, ZCAT3035-
1330, is recommended.
Ethernet is a registered trademark of Xerox Corporation in the USA.
(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.
Shielded twisted pair cables
Shield
connected to the 10BASE2 connectors. Earth the
Shield Earth here
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