Power Supply System Connections; Connection To Ground - Fujitsu IP-920 E/DC Hardware User's Manual

Chapter 2 Installation and Connection
2.2
2.2
This section explains ground and power-source connections.
2.2.1

Connection to ground

When the exogenous noise influences IP-920E/DC, connect the FG terminal to an external ground.
12 - 24V
IP-920E/DC

Power Supply System Connections

PWR ALM
RDY
FG
FG terminal (M4)
Figure Connection to ground
10/100BASE RS-232C
E
100M
OPT
LINK
IN
/ACT
DWN
MNT
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