Rosemount™ 4051SFA Annubar™ Flow Meter

Rosemount™ 4051 Series

The Rosemount 4051SFA Annubar flow meter features an averaging pitot tube for superior measurement accuracy over a wide flow range. Its T-shaped sensor features an integrated thermowell that enables measurements to be obtained through a single tube hole while maintaining a small footprint in the pipe to reduce permanent pressure losses and save energy. The Rosemount 4051SFA Annubar flow meter has an industry-leading 20-year warranty and 20-year stability and is built for harsh working conditions and harsh environments. Bluetooth® connectivity simplifies configuration and maintenance while increasing personnel safety. In addition, built-in advanced diagnostics provide you with more comprehensive insights into operational status.
Product details
Accuracy
0.025% range accuracy
Warranty
20 year limited warranty
Turndown
Up to 800:1 (28:1 flow range ratio)
Pipe diameter
2 to 96in. (50 to 2440mm)
Communication protocol
4-20 mA HART®protocol
Measuring range
Differential pressure up to 1000 inH2O (2.48 bar)
Gauge pressure up to 10000 psig (689,47 bar)
Absolute pressure up to 10000 psia (689,47 bar)
diagnosis
Process intelligence, dedicated pressure tube blockage detection and loop integrity diagnosis, enhanced process alarms, and basic diagnosis
Process wetted materials
316L stainless steel, C-276 alloy
Certificate/Certification
Certified by an independent third party to a SIL 2/3 safety rating according to IEC 61508 and NSF, NACE® and hazardous location certified (see detailed specifications for complete certification information).
Time constant/response
<50 ms