3
2
Structure
Front Panel
Figure 2-1 Front panel structure
Table 2-1 Structure description
No.
Item
Description
1
Indicator
From left to right:
POWER.
Red: Powered on.
Off: No power.
P.
Green flashes: Received PLC signal that either the VTH or VTO that is
properly connected to the switch.
Solid green: All VTHs and VTOs are not properly connected.
Off: The devices are powered off or malfunctioning.
2
Network
2 RJ-45 ports.
3
Power
input
Use 48 VDC power supply.
4
OFF/ON
Power switch.
5
2-wire
ports
Connect up to 20 VTHs and 2 VTOs with no positive or negative poles.
Before connecting cables, power off the switch first to avoid damaging it.
