CANOGA PERKINS 9145E Network Interface Device - Manual (Page 35)

Installation 9145E Ethernet Network Interface Device User’s Manual
Connecting the Electrical Power
23
3.5.2 DC Power
CAUTION: The 24 VDC and 48VDC 9145Es are only intended to be used in a
restricted access location in accordance with Articles 110-16, -
17, and -18 of the National Electric Code ANSI/NFPA 70.
NOTE: The DC Power Terminal Block is removable for ease of installation
and replacement. It is recommended the Terminal Block be removed
when connecting power to avoid accidentally crossed or shorted
power leads from damaging the 9145E or your DC Power Source.
The 9145E is shipped with a compatible DC Power terminal block. Connect DC power to the
9145E as follows (see Figure 3-11):
NOTE: The 9145E supports both Positive and Negative grounded DC Power.
1. Loosen the terminal screws for +, -, and GND
2. Slide the wires one at a time (green = GND, red = +, black = -) into the square openings in
the bottom of the terminal block.
3. Tighten the terminal screws as wires are installed.
4. Use an ohmmeter to verify that power leads are not shorted to GND.
5. Connect the power cables to the power source.
6. Insert the terminal block into the DC power receptacle at the rear of the 9145E.
Figure 3-11. Connect D.C. Power
TERMINAL
SCREWS