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Safety Precautions
NA-series Programmable Terminal Hardware User’s Manual (V117)
Safety Precautions
The following notation is used in this manual to provide precautions required to ensure safe usage of
the NA-series Programmable Terminal. The safety precautions that are provided are extremely impor-
tant to safety. Always read and heed the information provided in all safety precautions.
The following notation is used.
Definition of Precautionary Information
Precautions for Safe Use
Indicates precautions on what to do and what not to do to ensure safe usage of the product.
Precautions for Correct Use
Indicates precautions on what to do and what not to do to ensure proper operation and performance.
Symbols
The circle and slash symbol indicates operations that you must not do.
The specific operation is shown in the circle and explained in text.
This example indicates prohibiting disassembly.
The triangle symbol indicates precautions (including warnings).
The specific operation is shown in the triangle and explained in text.
This example indicates a general precaution.
WARNING
Caution
Indicates a potentially hazardous situation which, if
not avoided, could result in mild or moderate injury or
at the worst, serious injury or death. Additionally,
there may be severe property damage.
Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury, or
property damage.
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