Mitsubishi Electric GOT2000 Series User Manual page 189

■6. Grounding status of the control panel having the GOT
(1) Current status
Check if a single ground cable is led from the control panel having the control equipment such as a PLC to the control
panel having the GOT.
Ground cable led from
the panel having the
control equipment
(2) Measure when a single ground cable is led
(a) Measure 1
By connecting the ground cable to the control panel having the GOT as shown in Figure A to reduce the potential
difference, a malfunction can be prevented.
If wiring as shown in Figure A is unavailable, perform wiring as shown in Figure B.
Figure A
Ground wires
Use as short and
thick a wire as
possible.
Figure B
Connection
cable
Ground wires
Connection
cable
GOT
FG
LG
Connection
cable
GOT
FG
LG
Grounding to
the panel
GOT
FG
LG
Grounding to
the panel
□ Applicable
□ Not applicable
□ Effective
□ Ineffective
10.1 GOT Restoration Sheets
10
10 - 11