Rear Panel Power Inlets or Terminal Blocks, LEDs, and Grounding Stud
27
SmartNode 4740 Series (48–128 Ports) User Manual
2
• General Information
DC Power Version
The SmartNode 4740 Series rear panel DC power terminal blocks, LEDs, and grounding stud (see
s
Figure 13. Rear panel DC power terminal blocks, LEDs, and grounding stud
Table 3. Rear panel DC power terminal blocks, LEDs, and grounding stud descriptions
Ports
Description
DC Power
Terminal Blocks
Electricity supply terminal blocks, 20–59 VDC. Second power port is for
power redundancy purposes.
Power Input
Indication LEDs
One green LED per power source:
•
On when power is present
•
Off when no power is applied
Chassis Ground-
ing Stud
Used to secure the device connecting it to Earth Ground.