Appendix 9.5.3 Shield Treatment Of Cables - Mitsubishi Electric MELDAS C6 Maintenance Manual

Appendix 9.5 Countermeasures for Wiring in Panel

Appendix 9.5.3 Shield treatment of cables

Use shielded cables for the cables wired outside the panel in the C6/C64 Series.
Use a shield clamp (refer to 9.6.1) within 10cm of the lead-out port from the panel.
(1) DC power supply cable [FCUA-R220 cable]
• Use a shield clamp within 10cm from the panel's inlet/outlet.
• Install a ferrite core on both ends of the connected units.
• Always install a ferrite core (refer to 9.6.2) on the stabilized power supply.
(The ferrite core may not be required depending on the selected power supply.)
Operation panel
Operation board unit
Keyboard unit
(2) Remote I/O cable [FCUA-R211 cable]
• Use a shield clamp within 10cm from the panel's inlet/outlet.
• Install a ferrite core on both ends of the connected units.
• The shield clamp and ferrite core are not required if the control unit and base I/O unit are wired
in the same panel.
Control panel
Control unit
APPENDIX 9 EMC INSTALLATION GUIDELINES
Shield clamp
FCUA-R220 cable
Ferrite core
Shield clamp
FCUA-R211 cable
Ferrite core
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Control panel
General-purpose
Stabilized power
supply
IN
OUT
Control panel
Remote I/O unit