Mitsubishi FX2N-16CCL-M User Manual page 112

FX2N-16CCL-M CC-Link System Master Block
WIRING PRECAUTIONS
• Perform Class D grounding (100Ω or less) with a wire of 2 mm
terminal in the PLC main unit. However, never perform common grounding with a high
voltage system.
• Do not bundle control cables and communication cables with the main circuit and power
cables. Keep control cables and communication cables at least 100 mm away from the main
circuit and power cables.
Otherwise, electric noise may cause a malfunction.
Another
PLC PLC
equipment
Dedicated grounding Common grounding
(best)
Another
PLC
equipment
Common grounding
(allowed) (not allowed)
Data Link Procedure 8
2
or more to the grounding
Another
equipment
8-2