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Rosemount™ 3051SFC Wireless Compact Annubar™ Flow Meter
rosemount 3051sfc wireless annubar flow meter
Featuring a secure WirelessHART®network, the Rosemount 3051SFC Wireless Compact Annubar Flow Meter is a best-in-class solution for accurate, multivariable measurements in a single device.
This flow meter includes an averaging pitot tube that installs between raised-face flanges, eliminating the need for impulse piping and additional process penetrations. The patented, t-shaped sensor includes a flat upstream surface for high performance over a wide flow range.
Rosemount™ 3051SFC Wireless Compact Annubar™ Flow Meter


Up to 15-year limited warranty
Up to 200:1 (14:1 flow turndown)
Measurement Range
Up to 2000 psi (137,89 bar) differential, Up to 3626 psia (250,00 bar) absolute, Up to 3626 psig (250,00 bar) gage
Line Size
2 to 8 in. (50 to 200 mm)
Differential pressure, static pressure, scaled variable
Communication Protocol
Process Wetted Material
316 SST
Basic Diagnostics
NACE, hazardous location, see full specs for complete list of certifications
Update Rate
1 sec. to 60 min., user selectable
Power Module Life
Up to 10-year life, field replaceable (order separately)
Wireless Range
Long range (225 m), extended range (800 m), remote (225 m) and high-gain remote (1 km)


  • WirelessHART® technology is secure, cost-effective and delivers >99% data reliability
  • Ultra for Flow performance class enables optimized flow measurement with a ±0.04% of reading accuracy
  • Compact pitot tube designed to fit and install between raised-face flanges for straightforward installation
  • T-shape sensor with flat upstream surface offers a fixed separation point for high performance over a wide flow range
  • All-welded, resilient SuperModule™ sensor offers best-in-class accuracy in harsh environments and applications
  • Flowmeter technology eliminates unnecessary pipe penetrations for an integrated, trouble-free solution
  • Sensor stagnation zone positioned to reduce noise, measurement inaccuracies and keeps particulates from clogging
  • Sensor integral centering ring ensures proper alignment in the pipe for accuracy
  • SmartPower™ module provides up to 10-year maintenance-free operation and field replacement without transmitter removal
  • Easy installation enables quick instrumentation of measurement points without the cost of wiring