User`s manual

Chapter 2 Getting Started 25
1. Connect the power cable to 2-pin connector
2. Connect power cable to power adapter
Figure 2-19 Power Connection for ADAM-4570/4570L/4570S/4571/4571L/
4571S
Figure 2-20 Power Connection for EDG-4504
If the EDG Series is working properly, the green power LED
will light up , indicating that the EDG Series is receiving power.
Furthermore, the EDG Series provides surge protection to pro-
tect it from being damaged by over-voltage, a 34V surge pro-
tection is added to the power end and an 18V surge protection
is for the RS-422/485 end.