Black Box Compact T1 MT850A, User Manual

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Compact T1 - Release 6.1 3-7
Electrical Installation and Cabling
Interface Connectors
To connect -48 VDC power:
1. Ensure that no power is present on the two wires to be connected.
2. Strip the two wires from the power source so that approximately 5/16 inch of
bare wire is exposed. 16 or 18 AWG insulated copper wire is recommended
for power connections.
3. Insert the Battery Return and DC wires into the appropriate square holes, one
at a time.
4. Tighten screws to clamp wires.
5. Ensure that no bare wire shows after the wires are installed.
6. Plug connector in the -48 VDC connector, as seen in the graphic and secure
with set screws.
7. Apply power to connector from -48 VDC power source.
8. Verify with voltmeter that voltage is correct and polarity is correct.
9. Plug connector in the -48 VDC connector, as seen in the graphic and secure
with set screws.
1(+) 2(-)
Connector
Provided connector (female)
of Unit
on back
(male)
Battery Return
1(+)
-48 VDC
2(-)
Battery
Return (+)
-48 VDC (-)