The Rosemount 4051SFC Compact Orifice Flow Meter is an industry-leading solution engineered for closed loop control, general purpose monitoring, and custody transfer applications. This versatile flow meter is available in line sizes ranging from 0.5 to 12 in. (15 to 300 mm), offering either a standard compact orifice plate or a patented 4-hole conditioning plate to suit diverse application requirements.
Built to withstand tough processes and harsh environments, the 4051SFC features an all-welded hermetic stainless steel SuperModule platform that resists overpressure and line pressure effects. It delivers a superior 0.025% span accuracy and an incredible 800:1 rangedown, which significantly reduces the number of unique models you need to stock. For long-term peace of mind, the device includes an industry-leading 20 year limited warranty and 20 year stability.
Integration of Bluetooth® connectivity allows operators to simplify configuration and maintenance from a distance, effectively increasing personnel safety by helping to avoid hazardous locations. The built-in advanced diagnostics, such as Process Intelligence and Plugged Impulse Line detection, provide comprehensive insights from the process to the control room. Additionally, the meter is SIL 2/3 certified to IEC 61508, making it an ideal choice for high-integrity safety installations.
The Rosemount 4051SFC arrives fully configured, leak-tested, and ready to install right out of the box for fast installation. Its integrated design eliminates unnecessary pipe penetrations for a trouble-free solution and features an optional self-centering mechanism to further simplify installation and ensure measurement accuracy.
| Feature | Specification Details |
| Accuracy | 0.025% span accuracy |
| Stability & Warranty | 20 year stability & 20 year limited warranty |
| Line Sizes | 0.5 to 12 in. (15 to 300 mm) |
| Rangedown | Up to 800:1 (28:1 flow turndown) |
| Response Time | Faster than 50ms |
| Safety Certification | SIL 2/3 certified to IEC 61508 |
| Wetted Material | 316L Stainless Steel |
What line sizes are compatible with the Rosemount 4051SFC?
The meter is designed for application flexibility with line sizes ranging from 0.5 to 12 in. (15 to 300 mm).
How does Bluetooth® connectivity improve operations?
Bluetooth® connectivity lets you simplify configuration and maintenance while increasing personnel safety by helping to avoid entering hazardous locations.
Is this flow meter suitable for safety-critical environments?
Yes, the 4051SFC is SIL 2/3 certified to IEC 61508 by an independent 3rd party for use in safety installations.
What is the warranty period for the Rosemount 4051SFC?
This flow meter comes with an industry-leading 20 year limited warranty and 20 year stability.
