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Installation
2.2 Power Supply Wiring and Grounding
R
atings
:
12
-2
4
V
,
, 2
A
P1
+
P1
-
GN
D
P2-
P2+
back
front
DC Input 1
DC Input 2
Chassis
Ground
Ground
Figure 5: DC Power supply and ground connections
The low voltage DC power supply features reverse polarity protection and dual
independent inputs, allowing the connection of two DC sources with the same
nominal voltage to provide redundant power supplies. A list of power and ground
connections follows in Table 3.
independent inputs, allowing the connection of two DC sources with the same
nominal voltage to provide redundant power supplies. A list of power and ground
connections follows in Table 3.
Pin
Function
Connector
P1+
DC Power Supply 1 positive terminal
Phoenix connector
P1-
DC Power Supply 1 negative terminal
Phoenix connector
GND
Power Supply Ground
Phoenix connector
P2-
DC Power Supply 2 negative terminal
Phoenix connector
P2+
DC Power Supply 2 positive terminal
Phoenix connector
Chassis
Ground
Chassis Ground connection
Screw terminal on chassis
Table 3: Power Supply Connector Pinout
NOTE: Terminals P1-, P2-, and GND are connected together internally.
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i800 family
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RuggedCom®