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RUGGEDCOM RS920W
Installation Guide
Figure 4: Terminal Block Wiring
1. Positive/Live (+/L) Terminal
2.
Connect the negative wire from the power source to the negative/neutral (-/N) terminal on the terminal block.
3.
Using a braided wire or other appropriate grounding wire, connect the surge ground terminal to the chassis
ground connection. The surge ground terminal is used as the ground conductor for all surge and transient
suppression circuitry internal to the unit.
4.
Connect the ground terminal on the power source to the chassis ground terminal on the device.
Section 2.2.2
Connecting Low DC Power
The device supports a single low DC power supply with dual power supply inputs. The use of both power supply
inputs is recommended to provide redundancy and load balancing.
To connect a low DC power supply to the device, do the following:
1.
Connect the positive wire from the power source to the positive terminal on the terminal block.
Connecting Low DC Power
1
2
3
2. Negative/Neutral (-/N) Terminal
4
3. Surge Ground Terminal
4. Braided Ground Cable
Chapter 2
Installing the Device
9
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