About This Document; Purpose Of This Document; Symbols; Safety Symbols - Endress+Hauser Liquiphant FTL64 Operating Instructions Manual

About this document

6
1 About this document
1.1

Purpose of this document

These Operating Instructions contain all the information that is required in the 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

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.
1.2.2

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.
1.2.3

Tool symbols

Flat-blade screwdriver
Allen key
Open-ended wrench
1.2.4

Communication-specific symbols

Bluetooth
Wireless data transmission between devices over a short distance.
1.2.5

Symbols for certain types of information

Permitted
Procedures, processes or actions that are permitted.
Forbidden
Procedures, processes or actions that are forbidden.
Liquiphant FTL64 HART
Endress+Hauser