34 Rockwell Automation Publication 1769-UM011H-EN-P - April 2012
Chapter 2 Install the 1769-L3x Controllers
1. Remove and save the dust caps from the ControlNet taps.
2. Connect the tap’s straight or right-angle connector to the module’s BNC
connector as shown in the figure.
Item Description
1 Segment 1
2 Segment 2
3Dust caps
Item Description
1 Segment 1
2 Segment 2
3 Tap connected to a CompactLogix controller not using redundant media
4 Tap connected to a CompactLogix controller using redundant media (1769-L35CR
unit only)
5Tap
To prevent inadvertent reversal of the tap connections (resulting in incorrect
status displays requiring troubleshooting), check the tap drop cable for the
label indicating the attached segment before making your connection.
WARNING: If you connect or disconnect the communication cable with power
applied to this module or any device on the network, an electrical arc can occur.
This could cause an explosion in hazardous location installations.
Be sure that power is removed or the area is nonhazardous before proceeding
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