FX1S Series Programmable Controllers Power Supply 4
4-4
4.5 Earthing / Grounding
Use a cable at least 0.2mm
2
(AWG24) to ground equipment. Ground resistance must be
less than 100
Ω
(class 3). Note that the ground cable must not be connected to the same
ground as the power circuits. Grounding is recommended but if a proper ground cannot be
provided the PC will still operate correctly without being grounded.