Remove A 1734-Tb Or 1734-Tbs Base - Rockwell Automation Allen-Bradley POINT I/O DeviceLogix User Manual

22 Install POINT I/O DeviceLogix Modules
Remove a 1734-TB or
1734-TBS Base
Publication 1734-UM015A-EN-E - November 2009
To remove a 1734-TB or 1734-TBS mounting base, do the following.
When you insert or remove the module while backplane power
WARNING
is on, an electrical arc can occur. This could cause an explosion
in hazardous location installations. Be sure to remove power or
that the area is nonhazardous before proceeding.
1. Unlatch the RTB handle on the I/O module.
2. Pull on the RTB handle to remove the RTB.
3. Press on the module lock on the top of the I/O module and pull the
I/O module out of the base.
4. Remove the I/O module to the right of the base you are removing,
noting that the interlocking portion of the base sits under the adjacent
module.
5. Use a small-bladed screwdriver to rotate the orange DIN-rail locking
screw on the mounting base to a vertical position.
6. This unlocks the mounting base from the DIN rail.
7. Lift the mounting base straight up to remove.
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