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Installing the Device
2.5.2 Connecting Low DC Power
3.
4.
2.5.2
Connecting Low DC Power
RUGGEDCOM RS920L's equipped with 24 or 48 V power supply inputs feature reverse
polarity protection and dual power supply inputs allowing the device to accept
redundant connections to a single DC power supply.
To connect a low DC power supply to the device, do the following:
Note
Torque all terminal connections to 0.6 N·m (5 lbf-in).
1.
12
Braided Ground Cable
4
Figure 2.5
Terminal Block Wiring
2
2
1
3
1
Positive Terminal
1
Negative Terminal
2
Surge Ground Terminal
3
Braided Ground Cable
4
Figure 2.6
Terminal Block Wiring – Dual DC Power Supply Inputs
Connect the negative wire from the power source to the negative/neutral (-/N)
terminal on the terminal block.
Connect the ground wire from the power source to the chassis groun terminal
on the terminal block.
Secure the power terminal block to the device.
4
±
±
±
±
Installation Manual, 11/2022, C79000-G8976-1032-11
RUGGEDCOM RS920L
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