Omron ZEN Operation Manual page 8

OMRON Product References
All OMRON products are capitalized in this manual. The word "Unit" is also
capitalized when it refers to an OMRON product, regardless of whether or not it
appears in the proper name of the product.
Visual Aids
The following headings appear in the left column of the manual to help you locate
different types of information.
Note
1,2,3...
Precautions for Correct Use
Precautions for Safe Use
viii
Indicates information of particular interest for efficient and convenient
operation of the product.
1. Indicates lists of one sort or anther, such as procedures,
checklists, etc.
Indicates precautionary information that should be heeded in using
the ZEN.