10
4 Electrical Connection
4.1 Waterproof Terminal Description
IItteemm MMaarrkk
DDeessccrriippttiioonn
A
Optical fiber ports
Waterproof terminals for optical
fibers
B
Grounding waterproof terminal
C RS485
Waterproof terminals for RS485
communication cables
D*
Input AC 400V/480V/540V/800V
Waterproof terminal for PLC
communication cables
E
Input AC220V
Waterproof terminal for AC 220V
power cables
Note: The voltage level indicated by D* is for reference only. Specifically, refer
to the actual device purchased.
4.2 Internal Structure
The internal structure of COM 100 is shown in the following figure.