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Primary differential pressure devices to DIN EN ISO 5167| | | Nominal diameters | Nominal pressure |
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 | Orifice plates with annular chambers | EN:
DN 50 ... DN 1000
ASME:
2 inch … 40 inch | EN:
PN 6 ... PN 100
ASME:
Class 150 … 600 |  | Orifice plates with single tappings | EN:
DN 50 ... DN 500
ASME:
2 inch … 20 inch | EN:
PN 6 ... PN 315
ASME:
Class 150 … 2500 |  | Metering pipe | | | - Orifice plate with annular chambers, mounted between flanges
| EN:
DN 10 ... DN 50
ASME:
Ѕ inch … 2 inch | EN:
PN 10 ... PN 100
ASME:
Class 150 … 600 |
Further products for the complete setup for flow measurements with a primary differential pressure device, | |
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e. g. an orifice plate | | + | | For compensation vessels (for steam), see SITRANS P measuring instrument for pressure For threaded flange pairs, see "SITRANS P measuring instruments for pressure". | | + | | For initial shut-off valves, see "SITRANS P measuring instruments for pressure". | | + | | For valve manifolds, see "SITRANS P measuring instruments for pressure", e. g. | | 5-spindle valve manifold or |  | Valve manifold combination DN 8 for vapor measurement |  | + | | For SITRANS P DS III differential pressure transmitter, see SITRANS P measuring instruments for pressure Measuring cell options:
20, 60, 250, 600 and 1600 mbar |  |
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