Fanuc Power Mate i-D/H Maintenance Manual

2. HARDWARE
B63175EN/03
228
Connect the Power Mate i signal ground terminal (FG terminal) to the
grounded plate of the cabinet. The grounded plate must be connected to
the protection grounding (PE) as shown below.
Cabinet
FG terminals (Fastonterminals
at the controller)
To the other grounded plates
Distribution
switchboard in
the cabinet
External distribution
switchboard
Class D grounding or
more strict grounding
Grounded plate
To the cabinet
Grounded plate
PE
CAUTION
Use the Faston terminal (A02B0166K330) for connection
to the FG terminal. Connect the FG terminal to the
grounded plate by using a stranded wire within 300 mm with
a crosssection of 2 mm
2
or more. Be sure to use this
connection method. Otherwise, the CNC will be susceptible
to noise.
2.14.3
Connecting the Signal
Ground Terminal of the
Control Unit

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