Rockwell Automation 57C329 Remote I/O Communications, AutoMax - Manual (Page 60)

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NEW DROP
BNC CONNECTORS
PASSIVE
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DROP
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SPLICING ADAPTER
Figure 3.27 Ć Adding an Intermediate Rack Drop to the Remote I/O
Network (Coax)
3.8 Disconnecting a Slave Drop from the
Remote I/O Network
CAUTION: Powering down a drop may result in a loss of communication on a coaxial
cable network. Disconnect the drop cable from the passive tap before powering down a
drop. Failure to observe these precautions could result in a network failure.
To temporarily disconnect a slave drop from the coaxial cable
Remote I/O network, disconnect the drop cable from the tap before
powering down the drop.
Use the following procedure to permanently disconnect a Multibus
rack, a Shark rack, or either Remote Head from the network:
Step 1.
Stop all application tasks.
Step 2. To disconnect a drop from the end of a network, refer to
figure 3.28 and use the procedure below:
a.) Disconnect the drop by detaching the cable segment
between this and the neighboring drop at the
neighboring drop tap.
b.) Terminate this tap with a 75 ohm terminating load.