10
Connect DC Power
Model TP-CU3-DC has screwless terminal blocks for DC power. Push in the orange
button to open the socket, insert the power wire, and release the button to clamp the
wire into the socket.
Model TP-CU3-ZD-DC has a two-piece, screw-type terminal blocks for DC power. You
can unplug half of the terminal block for convenience when connecting the power
wires. Just pull to unplug the removable part, and push it back in to reconnect it. To
connect the power wires, insert a wire into a socket and tighten the screw to hold it in
place.
Figure 9 - Two-piece DC terminal block on model TP-CU3-ZD-DC
Note: The symbols
and
both indicate safety ground, also called earth
or chassis ground. When attaching the DC power wires, always connect the safety
grounds first; and when disconnecting the DC power wires, always disconnect the
safety grounds last.
