Rockwell Automation 1734-OB2EP Point I/O Protected Output Module Installation Instructions - Manual (Page 5)

POINT I/O Protected Output Module 5
Publication 1734-IN586A-EN-P - December 2001
module into the mounting base. In addition, make sure the mounting
base locking screw is positioned horizontal referenced to the base.
1. Using a bladed screwdriver, rotate the keyswitch (2) on the
mounting base clockwise until the number required for the
type of module being installed aligns with the notch in the
base.
2. Make certain the DIN rail locking screw is in the horizontal
position. (You cannot insert the module if the locking
mechanism is unlocked.)
3. Insert the module straight down into the mounting base and
press to secure. The module will lock into place.
WARNING
!
When you insert or remove the module while
backplane power is on, 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.