Advantech EKI-7706 Series, User Manual

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22 EKI-7706 Series User Manual
There are two power inputs for normal and redundant power configurations. The
power input 2 is used for wiring a redundant power configuration. See the following
for terminal block connector views.
Figure 2.20 Terminal Receptor: Power Input Contacts
To wire the power inputs:
Make sure the power is not connected to the switch or the power converter before
proceeding.
1. Loosen the screws securing terminal block to the terminal block receptor.
2. Remove the terminal block from the switch.
Figure 2.21 Removing a Terminal Block
3. Insert a small flat-bladed screwdriver in the V1+/V1- wire-clamp screws, and
loosen the screws.
4. Insert the negative/positive DC wires into the V+/V- terminals of PW1. If setting
up power redundancy, connect PW2 in the same manner.
5. Tighten the wire-clamp screws to secure the DC wires in place.
Figure 2.22 Installing DC Wires in a Terminal Block
P-Fail
V2-
PWR2 DC 12-48V 1A@24V PWR1
V2+ V1- V1+
Loosening
Wire-clamp
Screws
Installing DC
Wires
Securing
Wire-
clamp Screws