Rockwell Automation 6180 Industrial Computers - Manual (Page 35)

System Features 1–25
Publication 6180-6.0
Two chassis locking holes restrict unauthorized access to the 6180
Computer internal components. Standard padlocks may be used (user
supplied).
Figure 1- 17
ATTENTION: The chassis locking hole on the bottom
of the chassis has been plugged with a steel cap for
compliance with UL 1950 fire enclosure requirements.
Removal of this plug will result in a failure to comply
with UL 1950 safety requirements. It is up to the user to
determine if removal of the plug raises fire containment
issues with individual installation(s), and to provide
suitable preventive measures as necessary.
Chassis Locks