Endress+Hauser Proline Prowirl 72, Руководство по эксплуатации

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Proline Prowirl 72 1 Safety instructions
E Hauser 7
1 Safety instructions
1.1 Designated use
The measuring system is used to measure the volume flow of saturated steam, over-heated steam,
gases and liquids. If the process pressure and process temperature are constant, the measuring
device can also output the flow as the calculated mass flow and corrected volume flow.
Resulting from incorrect use or from use other than that designated the operational safety of the
measuring devices can be suspended. The manufacturer accepts no liability for damages being
produced from this.
1.2 Installation, commissioning and operation
Note the following points:
• Installation, electrical installation, commissioning and maintenance of the device must be carried
out by trained, qualified specialists authorized to perform such work by the facility's owner-
operator. The specialist must have read and understood these Operating Instructions and must
follow the instructions they contain.
• The device must be operated by persons authorized and trained by the facility's owner-operator.
Strict compliance with the instructions in these Operating Instructions is mandatory.
• In the case of special fluids (incl. fluids for cleaning), Hauser will be happy to assist in
clarifying the material resistance properties of wetted parts. However, the user is responsible for
the choice of wetted materials as regards their in-process resistance to corrosion. The
manufacturer refuses to accept liability.
• The installer must ensure that the measuring system is correctly wired in accordance with the
wiring diagrams.
• Invariably, local regulations governing the opening and repair of electrical devices apply.
1.3 Operational safety
Note the following points:
• Measuring systems for use in hazardous environments are accompanied by separate “Ex
documentation”, which is an integral part of these Operating Instructions. Strict compliance with
the installation instructions and ratings as listed in this supplementary documentation is
mandatory.
The symbol on the front of the Ex documentation indicates the approval and the certification
center (
0
Europe,
2
USA,
1
Canada).
• The measuring system complies with the general safety requirements in accordance with
EN 61010 and the EMC requirements of EN 61326/A1 and NAMUR Recommendations NE 21
and NE 43.
• The manufacturer reserves the right to modify technical data without prior notice. Your
Hauser distributor will supply you with current information and updates to these
Operating Instructions.