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Flowphant T DTT31, DTT35
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3.
1.2.3
Symbols in graphics
Symbol
1, 2, 3, ...
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2.
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A, B, C, ...
A-A, B-B, C-C, ...
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2
Basic safety instructions
2.1
Requirements for the personnel
The personnel for installation, commissioning, diagnostics and maintenance must fulfill the
following requirements:
‣
Trained, qualified specialists must have a relevant qualification for this specific function
and task.
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Are authorized by the plant owner/operator.
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Are familiar with federal/national regulations.
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Before starting work, read and understand the instructions in the manual and
supplementary documentation as well as the certificates (depending on the application).
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Follow instructions and comply with basic conditions.
The operating personnel must fulfill the following requirements:
‣
Are instructed and authorized according to the requirements of the task by the facility' s
owner-operator.
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Follow the instructions in this manual.
Endress+Hauser
Meaning
Notice or individual step to be observed.
Series of steps.
Result of a step.
Help in the event of a problem.
Visual inspection.
Meaning
Item numbers
Series of steps
Views
Sections
Hazardous area
Safe area (non-hazardous area)
Flow direction
Basic safety instructions
5
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