Specifications

Connecting Power  25
Installing and Connecting the Device
Figure 11: Connecting DC Power-Cable Lugs
d. Secure the positive (+) DC source power-cable lug to the RTN terminal.
e. Secure the negative (–) DC source power-cable lug to the –48 VDC terminal.
f. Dress the power cables appropriately.
4. Verify that the power cord does not block access to device components or
drape where people can trip on them.
-48V
RTN
Grounding lugs
Washer
DC terminal block
Lug
Screw with
captive
washer
CAUTION: Ensure that the DC cables do not touch the two screws on the chassis
that are adjacent to the terminal block. Contact between the DC cables and the
chassis screws will cause a circuit failure.