Figure 7-12 Power Module Wiring In High-Noise Environment - Hitachi S10VE User Manual

In high-noise environments, insert an insulating transformer or noise filter as shown in Figure 7-12.
Connected to the FG terminal of the
mount base and FG terminals of
adjacent modules in a daisy chain

Figure 7-12 Power module wiring in high-noise environment

● Electric shock might cause death. Make sure that the protective grounding terminal (
to ground.
● To avoid electric shock, accident, or malfunction, make sure that the power switch of the power supply
module is off before connecting or disconnecting any cables. Re-attach the terminal cover as soon as
you have completed the wiring.
Insulating
transformer
or noise filter
To the cabinet
grounding point
DANGER
WARNING
7-11
HITACHI
LQV410
100-120VAC 144VA 50/60Hz
100-110VDC 132W
DC5V
SERVICE
CHECK
GND
POWER
OV
ON
P
O
OC
W
E
OFF
R
H
INPUT
+
100-120VAC
N
100-110VDC
-
警告 WARNING
!
FG
感電危険触れるな
Hazardous voltage
will cause death or
severe injury
7. Wiring
PS
) is connected