Important Document Information; Document Function; Symbols; Safety Symbols - Endress+Hauser Levelflex FMP50 PROFIBUS PA Operating Instructions Manual

Levelflex FMP50 PROFIBUS PA
Endress+Hauser
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Important document information

1.1

Document function

These Operating Instructions contain all the information that is required in various phases
of the life cycle of the device: from product identification, incoming acceptance and
storage, to mounting, connection, operation and commissioning through to
troubleshooting, maintenance and disposal.
1.2

Symbols

1.2.1

Safety symbols

Symbol Meaning
DANGER!
This symbol alerts you to a dangerous situation. Failure to avoid this situation will
DANGER
result in serious or fatal injury.
WARNING!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can
WARNING
result in serious or fatal injury.
CAUTION!
This symbol alerts you to a dangerous situation. Failure to avoid this situation can
CAUTION
result in minor or medium injury.
NOTE!
This symbol contains information on procedures and other facts which do not result in
NOTICE
personal injury.
1.2.2

Electrical symbols

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 Earth (PE)
A terminal which must be connected to ground prior to establishing any other
connections.
The ground terminals are situated inside and outside the device:
• Inner ground terminal: Connects the protectiv earth to the mains supply.
• Outer ground terminal: Connects the device to the plant grounding system.
1.2.3

Tool symbols

Symbol Meaning
Torx screwdriver
A0013442
Flat blade screwdriver
A0011220
Important document information
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