Table of Contents
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1 General information
1 General information
1.1 Information
–
The descriptions and instructions apply to the stand-
ard versions. For special versions not described in this
document the basic information contained herein ap-
plies in combination with any additional special docu-
mentation.
–
Correct installation, operation, maintenance and repair
work ensure faultless operation of the product.
–
Should there be any doubts or misunderstandings, the
German version is the authoritative document.
–
Contact us at the address on the last page for staff
training information.
1.2 Symbols used
The following symbols are used in this document:
Symbol
Tasks to be performed
Response(s) to tasks
–
Lists
1.3 LED symbols
The following LED symbols are used in the documentation:
Symbol
Off
Lit (on)
Flashing
1.4 Definition of terms
Working medium
The medium that flows through the GEMÜ product.
1.5 Warning notes
Wherever possible, warning notes are organised according to
the following scheme:
SIGNAL WORD
Type and source of the danger
Possible
Possible consequences of non-observance.
symbol for
the specific
danger
Measures for avoiding danger.
Warning notes are always marked with a signal word and
sometimes also with a symbol for the specific danger.
The following signal words and danger levels are used:
Imminent danger!
▶ Non-observance can cause death or
severe injury.
GEMÜ 549
Meaning
LED conditions
DANGER
Potentially dangerous situation!
▶ Non-observance can cause death or
Potentially dangerous situation!
▶ Non-observance can cause moderate
Potentially dangerous situation!
▶ Non-observance can cause damage to
The following symbols for the specific dangers can be used
within a warning note:
Symbol
Danger of explosion
Hot actuator parts!
Corrosive chemicals
Hot plant components!
Rotating cover!
Incorrect combination of actuator and valve
body!
2 Safety information
The safety information in this document refers only to an in-
dividual product. Potentially dangerous conditions can arise
in combination with other plant components, which need to
be considered on the basis of a risk analysis. The operator is
responsible for the production of the risk analysis and for
compliance with the resulting precautionary measures and
regional safety regulations.
The document contains fundamental safety information that
must be observed during commissioning, operation and
maintenance. Non-compliance with these instructions may
cause:
4 / 44
WARNING
severe injury.
CAUTION
to light injury.
NOTICE
property.
Meaning
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