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Design data and product order for orifice plateIf the orifice plate is used in Europe the orifice plate is produced in accordance with the Pressure Equipment Directive 2014/68/EU. In this case the design data are mandatory for the production of an orifice plate and must be specified when ordering. The required design data are specified in the order number of an orifice plate with the order code Y31 to Y35. The following design data are mandatory; data can only be provided by the operator/customer: Data for production according to Pressure Equipment Directive 2014/68/EU - for use in Europe |
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Order code for ordering | Design data | Y31 | | Name | .................... | | | Y32 | | вќ‘Liquid | вќ‘Gaseous | | | Y33 | - Fluid group
- Explosive
- Highly, extremely flammable
- Oxidizing
- Toxic, highly toxic
| вќ‘Group 1 | All others | вќ‘Group 2 | | Y34 | Maximum permissible pressure (not PN) | PS1) | .................... | вќ‘bar | вќ‘psi | Y35 | at the maximum permissible temperature | TS2) | .................... | вќ‘°C | вќ‘°F | | | 1) PS: Setting pressure of the safety mechanism (valve, bursting disk)
2) TS: Range of the temperature limits | The following are already defined by the article number: | | | | DN | .................... | | | | | - Assignment of the category
Annex II of the Pressure Equipment Directive contains 4 diagrams with which the associated category of the primary differential pressure devices can be determined.
| | | Article 4 Paragraph 3 | вќ‘ | | | | | | Category 1 | вќ‘ | | | | | | Category 2 | вќ‘ | | | | | | Category 3 | вќ‘ | | | |
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