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About this document
2
1
About this document
1.1
Document function
These Operating Instructions contain all the information required in the various life cycle
phases of the device: from product identification, incoming acceptance and storage, to
installation, connection, operation and commissioning, through to troubleshooting,
maintenance and disposal.
1.2
Safety instructions (XA)
When using in hazardous areas, compliance with national regulations is mandatory.
Separate Ex-specific documentation is provided for measuring systems that are used in
hazardous areas. This documentation is an integral part of these Operating Instructions.
The installation specifications, connection data and safety instructions it contains must be
strictly observed! Make sure that you use the right Ex-specific documentation for the right
device with approval for use in hazardous areas! The number of the specific Ex
documentation (XA...) is provided on the nameplate. If the two numbers (on the Ex
documentation and the nameplate) are identical, then you may use this Ex-specific
documentation.
1.3
Symbols used
1.3.1
Safety symbols
DANGER
This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in
serious or fatal injury.
WARNING
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
serious or fatal injury.
CAUTION
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
minor or medium injury.
NOTICE
This symbol contains information on procedures and other facts which do not result in
personal injury.
1.3.2
Electrical symbols
Symbol
Meaning
Direct current
Alternating current
Direct current and alternating current
iTEMP TMT182B
Endress+Hauser
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