General Information; Information; Symbols Used; Definition Of Terms - GEM B54 Operating Instructions Manual

1 General information

1 General information

1.1 Information

- The descriptions and instructions apply to the standard ver-
sions. For special versions not described in this document
the basic information contained herein applies in combina-
tion 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 Definition of terms

Working medium
The medium that flows through the GEMÜ product.
Control medium
The medium whose increasing or decreasing pressure causes
the GEMÜ product to be actuated and operated.
Control function
The possible actuation functions of the GEMÜ product.

1.4 Warning notes

Wherever possible, warning notes are organised according to
the following scheme:
SIGNAL WORD
Type and source of the danger
Possible
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 B54
Meaning
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!
Risk of electric shock
Electric shock by dangerous voltage!
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WARNING
severe injury.
CAUTION
to light injury.
NOTICE
property.
Meaning
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