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26 ADAM-4570/ADAM-4571/EDG-4504 User’s Manual
2.2.3 Power Connection
You should take the following steps to connect ADAM-4570/
ADAM-4571/EDG-4504 power.
1. Connect the power cable to 2-pin connector
2. Connect power cable to power adapter
Figure 2-19 Power Connection for ADAM-4570/4571
Figure 2-20 Power Connection for EDG-4504
If the ADAM-4570/ADAM-4571/EDG-4504 is working prop-
erly, the green power LED will light up , indicating that the
ADAM-4570/ADAM-4571/EDG-4504 is receiving power.
Furthermore, the ADAM-4570/ADAM-4571/EDG-4504 pro-
vides surge protection to protect it from being damaged by over-
voltage, a 34V surge protection is added to the power end and
an 18V surge protection is for the RS-422/485 end.