Endress+Hauser Levelflex FMP53 - Important document information; About this document

Levelflex FMP53 FOUNDATION Fieldbus Important document information
Endress+Hauser 5
1 Important document information
1.1 Symbols
1.1.1 Safety symbols
Symbol Meaning
DANGER
DANGER!
This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in
serious or fatal injury.
WARNING
WARNING!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
serious or fatal injury.
CAUTION
CAUTION!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in
minor or medium injury.
NOTICE
NOTE!
This symbol contains information on procedures and other facts which do not result in personal
injury.
1.1.2 Electrical symbols
Symbol Meaning Symbol Meaning
Direct current Alternating current
Direct current and alternating current Ground connection
A grounded terminal which, as far as
the operator is concerned, is grounded
via a grounding system.
Protective ground connection
A terminal which must be connected to
ground prior to establishing any other
connections.
Equipotential connection
A connection that has to be connected
to the plant grounding system: This
may be a potential equalization line or
a star grounding system depending on
national or company codes of practice.
1.1.3 Tool symbols
A0011219
A0011220
A0013442 A0011221
A0011222
Cross-head
screwdriver
Flat blade
screwdriver
Torx screwdriver Allen key Hexagon wrench