viii
■
Notation and Definitions for Precautionary Information
The following notation is used in this manual to provide precautions required to ensure safe usage of
the DeviceNet Communications Unit. The safety precautions that are provided here are extremely
important to safety. Always read and heed information provided in all safety precautions.
The following notation is used.
Definitions of Warning and Caution
■
Symbols
Safety Precautions
WARNING
Indicates a potentially hazardous situation which, if not
avoided, is likely to result in slight or moderate injury or
occasionally, death or serious injury. And serious property
damage may occur as well.
CAUTION
Indicates a potentially hazardous situation which, if not
avoided, is likely to result in minor or moderate injury or
property damage.
Symbol Meaning
Caution
General Caution
Indicates non-specific general cautions, warnings, and
dangers.
Electrical Shock Caution
Indicates possibility of electric shock under specific
conditions.
Prohibition
General Prohibition
Indicates non-specific general prohibitions.
Mandatory
Caution
General Caution
Indicates non-specific general cautions, warnings, and
dangers.
Summary of Contents for EJ1 - 07-2008
Page 3: ...iv...
Page 19: ...xx...
Page 33: ...14 Initial Temperature Controller Settings Section 1 4...
Page 53: ...34 Wiring the Temperature Controllers Section 3 4...
Page 101: ...82 Ladder Programming Examples Section 4 6...
Page 143: ...124 Sending Explicit Messages Section 6 5...
Page 155: ...136 Message Communications Characteristics Section 7 2...
Page 163: ...144 Maintenance Section 8 2...
Page 189: ...170 Allocation Numbers for Configurators Manufactured by Other Companies Appendix B...
Page 197: ...178 Index...