Unified Controller nv series PROFIBUS(PA912) Module Instruction Manual
i
Safety Precautions
On the product and this operation manual, important information for safe and correct use to
prevent danger to the user and other people as well as property damage is described.
Understand the following information (signs and symbols) before reading the text, and follow
the described items.
Description of signs
Sign Description
DANGER
Indicates that failure to avoid it will result in an immediate risk of
death or serious injury
(*1)
.
WARNING
Indicates that failure to avoid it will result in a risk of death or serious
injury
(*1)
.
CAUTION
Indicates that failure to avoid it will result in a risk of light or medium
injury
(*2)
or only property damage
(*3)
.
*1: A serious injury indicates loss of sight, injury, burns (high/low temperature), electric shock,
broken bones, or intoxation that will have aftereffects and require hospitalization or long-term
hospital visits for healing.
*2: An injury indicates an injury, burn, or electric shock that does not need hospitalization or
long-term hospital visits for healing.
*3: A property damage indicates consequential damage in terms of breakage of properties or
materials.
Description of symbols
Symbol Meaning
Prohibited
Indicates “Prohibition” or “You must not do”.
Specific details are indicated near the symbol with pictures and text.
Mandatory
Indicates “Mandatory Action” or “Do as indicated”.
Specific details are indicated near the symbol with pictures and text.
Warning
Indicates Warning.
Specific details are indicated near the symbol with pictures and text.
(Note) Descriptions of Prohibition, Mandatory Action, and Warning vary depending on the display on
the main unit.
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