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Rosemount™ 2051CFC Wireless Compact Orifice Plate Flow Meter
With the security of WirelessHART® technology, the Rosemount 2051CFC Wireless Compact Orifice Plate Flow Meter provides precise flow measurements minus the cost of wiring.
This device is built with a compact orifice plate that is available in a range of line sizes (0.5 - 12 in. or 15 - 300 mm) and features flow measurement for closed loop control, general purpose monitoring and custody transfer applications. Easy to install, this flow meter also offers quick installation of measurement points.
Rosemount™ 2051CFC Wireless Compact Orifice Plate Flow Meter


Up to�5-year limited warranty
Up to 100:1 (5:1 flow turndown)
Measurement Range
Up to 1000 inH2O (2,48 bar) differential
Line Size
0.5 to 12 in. (15 to 300 mm)
Differential 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
Internal antenna (225 m)


  • WirelessHART® technology is secure, cost-effective and delivers >99% data reliability
  • Primary element available in 0.5 - 12 in. (15 - 300 mm) line sizes for application flexibility
  • Complete flow assemblies are leak-tested and calibrated to reduce leak points up to 70% and simplify installation
  • 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