General Information; Information; Symbols Used; Led Symbols - GEM 533 Operating Instructions Manual

1 General information

1 General information

1.1 Information

• The descriptions and instructions apply to the standard
versions. For special versions not described in this docu-
ment the basic information contained herein applies in
combination with any additional special documentation.
• Correct installation, operation, maintenance and repair
work ensure faultless operation of the product.
• Should there be any doubts or misunderstandings, the Ger-
man 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.
Diaphragm size
Uniform seat size of GEMÜ diaphragm valves for different
nominal sizes.

1.5 Warning notes

Wherever possible, warning notes are organised according to
the following scheme:
SIGNAL WORD
Possible Type and source of the danger
symbol for the
Possible consequences of non-observance.
specific
Measures for avoiding danger.
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 533 eSyStep
OPEN / CLOSE (Code AE)
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
Corrosive chemicals!
Hot plant components!

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:
• Personal hazard due to electrical, mechanical and chemical
effects.
• Hazard to nearby equipment.
• Failure of important functions.
• Hazard to the environment due to the leakage of dangerous
materials.
The safety information does not take into account:
• Unexpected incidents and events, which may occur during
installation, operation and maintenance.
• Local safety regulations which must be adhered to by the
operator and by any additional installation personnel.
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WARNING
severe injury.
CAUTION
to light injury.
NOTICE
property.
Meaning
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