About This Document; Symbols; Safety Symbols; Electrical Symbols - Endress+Hauser Liquiphant FTL51B Operating Instructions Manual

Liquiphant FTL51B
Endress+Hauser
1

About this document

1.1

Symbols

1.1.1

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.
1.1.2

Electrical symbols

Ground connection
Grounded clamp, which is grounded via a grounding system.
Protective earth (PE)
Ground terminals, which must be grounded prior to establishing any other connections.
The ground terminals are located on the inside and outside of the device.
1.1.3

Symbols for certain types of information

Permitted
Procedures, processes or actions that are permitted.
Forbidden
Procedures, processes or actions that are forbidden.
Tip
Indicates additional information
Reference to documentation
Reference to another section
A
, , Series of steps
1. 2. 3.
1.1.4

Symbols in graphics

A, B, C ... View
1, 2, 3 ... Item numbers
Hazardous area
-
Safe area (non-hazardous area)
.
About this document
5