Rockwell Automation 1734-OV2E_4E_8E POINT I/O Protected Sink Output Module Installation Instructions - Manual (Page 9)

POINT I/O Protected Sink Output Module 9
Publication 1734-IN585C-EN-E - December 2005
To install the module on the DIN rail, proceed as follows.
1. Use a bladed screwdriver to rotate the keyswitch on the
mounting base clockwise until the number required for the
type of module being installed aligns with the notch in the
base.
2. Be sure the DIN rail locking screw is in the horizontal
position.
If you unlock the locking mechanism, you cannot insert the
module.
44009
Notch
(position 3 shown)
Turn the keyswitch to align the number with the notch.
44010
Make sure the DIN rail
locking screw is in the
horizontal position.