Rockwell Automation 1770 DH,DHII,DH485 CABLE User Manual

Page 43

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Constructing a Data Highway or

Data Highway Plus Cable System

Chapter 3

3-11

Connect the Dropline to the Station Connector

Important: Remove the terminal block from inside the station connector before
attaching the dropline and trunkline segments to the station connector. This
makes it easier to connect the wires to the screw-clamp terminals.

Important: Remember that dropline cables must be no more than 100 feet
(30.5 meters) in length. If possible, keep the dropline cables longer than 10 feet
(3.0 meters) in length.

To connect the dropline to the station connector, follow these steps.

Use Figure 3.2 for reference when performing steps 1 and 2.

Figure 3.2

Prepare the dropline to be attached to the station connector.

Insulation

Clear

Conductor Wire

Blue

Conductor Wire

Filler Cord

Insulation

Drain

Wire

Braided Shield

Foil Shield

Outer Jacket

Filler Cord

11606

Important: In the next step, do not cut the drain wire or the conductor wires.

1.

Working from the end of the dropline cable that does not have the
electrical connector attached to it, remove 3 inches (7.6 cm) of the outer
jacket, foil shield, braided shield and filler cords.

2.

Using wire strippers, remove 0.5 inch (12.7 mm) of insulation from the
end of each conductor wire.

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