www.gemu-group.com4 / 19GEMÜ Q30
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 Meaning
Tasks to be performed
Response(s) to tasks
– Lists
1.3 Definition of terms
Working medium
The medium that flows through the tube.
Control medium
The medium whose increasing or decreasing pressure causes
the GEMÜ product to be actuated and operated.
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
specific
danger
Possible consequences of non-observance.
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:
DANGER
Imminent danger!
▶ Non-observance can cause death or
severe injury.
WARNING
Potentially dangerous situation!
▶ Non-observance can cause death or
severe injury.
CAUTION
Potentially dangerous situation!
▶ Non-observance can cause moderate
to light injury.
NOTICE
Potentially dangerous situation!
▶ Non-observance can cause damage to
property.
The following symbols for the specific dangers can be used
within a warning note:
Symbol Meaning
Danger of explosion
Corrosive chemicals!
Hot plant components!
Risk of crushing!
Risk of crushing due to the compressor shutting
down!
1.5 Safety information on the product
Item Symbol Meaning
1 Risk of crushing!
• Do not reach into the tube crushing
area.
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