Venturi Meters • Classical – Insert – Short Form ASME/ISO Standards
Features
Performance Specifications
Features
• Suitable for pipe sizes from:
1/2″(13mm) to 48″(1200mm)
• Integral transmitter mount 3 or 5 valve manifold
(Option – IT3V)
• Mass flow measurements with dynamic process
compensation for pressure, temperature and DP with
multivariable transmitter
• End connections:
– Threaded (1/2″ to 3″)
– Insert Types (4″ to 30″)
– Butt-weld and flanged
(up to 2500psi/165 Bar)
• Insert styles are designed to be installed between
existing flanges (Series 200)
• Low Permanent Pressure Loss (PPL). High energy
savings, low pumping costs (1/3 of orifice plate)
• Design Standards: ASME/MFC-3M,ISO-5167,
ANSI B31.1 and BS-7045
• Materials: CS, SS, Alloy 20, Chrome Moly, Monel,
Hastelloy, Duplex SS, etc.
Performance Specifications
| Accuracy: ±1% of rate – uncalibrated ±0.5% of rate – calibrated ±0.25% of rate – calibrated (combined with DP transmitter) |
| Repeatability: ±0.1% of rate |
| Process Temperature: Up to 2000°F (1100°C) |
| Pressure Rating: Up to 3000psi (200Bar) |
| Minimum Reynolds Number: 50,000 Rd |
| Permanent Pressure Loss (PPL): 5 to 14% of DP (depends on pipe size and Beta ratio) |
| Turn Down Ratio (TDR): 10 to 1 and higher with stacked transmitters |
| Discharge Coefficient: Stable over the entire flow range |
| Maximum Viscosity: 500 CP – CentiPoise (MPAS) |
