M800S/M80/E80 Series Connection and Setup Manual
5 Installation
197
IB-1501269-J
5.2 Noise Countermeasures
5.2.1 Connection of Frame Ground (FG)
The frame should basically be grounded at one ground point.
Connect the control unit and operation panel I/O unit's 0V (RG) to the FG on the +24V stabilized power supply.
(Note) "24VDC" represents (+) side of 24V stabilized power supply, while "0V(RG)" represents (-) side.
"FG" (Frame Ground) corresponds to the functional earth.
Y
0V(RG)
FG
Short bar
AC input
Stabilized
power supply
Main grounding plate
for electric cabinet
FG cable
FG cable
J070 cable
Control unitOperation panel I/O unit
24VDC
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