8
1MRS750881-MUM
Remote Monitoring and Control Unit
Technical Reference Manual
REC 523
1.5.
Use of symbols
This publication includes warning, caution, and information icons that point out
safety related conditions or other important information. It also includes tip icons to
point out useful information to the reader. The corresponding icons should be
interpreted as follows:
Although warning hazards are related to personal injury, and caution hazards are
associated with equipment or property damage, it should be understood that
operation of damaged equipment could, under certain operational conditions, result
in degraded process performance leading to personal injury or death. Therefore,
comply fully with all warning and caution notices.
1.6.
Terminology
The following is a list of terms associated with REC 523 that you should be familiar
with. The list contains terms that are unique to ABB or have a usage or definition
that is different from standard industry usage.
The electrical warning icon indicates the presence of a hazard which
could result in electrical shock.
The warning icon indicates the presence of a hazard which could
result in personal injury.
The caution icon indicates important information or warning related
to the concept discussed in the text. It might indicate the presence of
a hazard which could result in corruption of software or damage to
equipment or property.
The information icon alerts the reader to relevant facts and
conditions.
The tip icon indicates advice on, for example, how to design your
project or how to use a certain function.
Term
Description
SPA
Data communication protocol developed by ABB
SPACOM
ABB product family
