4.3 Connection Methods
4-8
(2) Connect a ground wire to reduce noise and prevent electric shock.
1) Connect the ground wire to the ground terminal (screw) of the switch which is on
the upper left side of NX100.
Connection of the Ground Wire
2) Perform grounding in accordance with all relevant local and national electrical
codes. Grounding wire must be 8.0 mm
2
or larger.
Exclusive Grounding
The customer must prepare the ground wire.
• Don’t connect the grounding wire with the wires for the electric power source, the welder,
etc.
• Ground in accordance with all relevant governmental regulations when using metallic
ducts, metallic conduits, and cable tray to construct the cable.
Ground wire
Ground terminal
(M6 screws)
NOTE
NX100
Exclusive grounding
(100 ohm maximum
groumd resistance)
NOTE