Notice:

OMRON products are manufactured for use according to proper procedures by a qualified operator and only for the purposes described in this manual.

The following conventions are used to indicate and classify precautions in this manual. Always heed the information provided with them. Failure to heed precautions can result in injury to people or dam- age to property.

 

 

Indicates an imminently hazardous situation which, if not avoided, will result in death or

 

A

serious injury.

 

WRNING

Indicates a potentially hazardous situation which, if not avoided, could result in death or

!

serious injury.

 

 

 

Indicates a potentially hazardous situation which, if not avoided, may result in minor or

 

 

moderate injury, or property damage.

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.

 

The abbreviation “Ch,” which appears in some displays and on some OMRON products, often means

 

“word” and is abbreviated “Wd” in documentation in this sense.

 

The abbreviation “PC” means Programmable Controller and is not used as an abbreviation for any-

 

thing else.

 

VisualDNGERAids

 

The following headings appear in the left column of the manual to help you locate different types of

 

information.

 

Caution

Note

Indicates information of particular interest for efficient and convenient opera-

 

tion of the product.

Reference

Indicates supplementary information on related topics that may be of interest

 

 

to the user.

 

1,2,3...

1. Indicates lists of one sort or another, such as procedures, checklists, etc.

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Omron CJ1W-DRM21 Moderate injury, or property damage, Word and is abbreviated Wd in documentation in this sense