起源の場所:
シンガポール
ブランド名:
rosemount
モデル番号:
3051SFA
3051SFA Industrial Flow Meters – Advanced Differential Pressure Flow Measurement for Demanding Applications
The Rosemount 3051SFA Industrial Flow Meter delivers high-performance differential pressure flow measurement for demanding process environments. Engineered with Smart Sensor technology, it integrates seamlessly with primary elements such as Annubar and orifice plates to provide accurate, stable, and repeatable flow readings across a wide range of liquids, gases, and steam. Its robust design ensures long-term reliability, while advanced diagnostics and digital communication protocols (HART, FOUNDATION Fieldbus) support efficient monitoring and maintenance. Ideal for chemical, oil & gas, power, and water treatment industries, the 3051SFA sets the standard for precision and durability in industrial flow measurement.
| Feature / Model | Rosemount 3051SFA | Yokogawa EJX930A | Siemens SITRANS P DSIII | Rosemount 3051SFC |
|---|---|---|---|---|
| Measurement Principle | Averaging Pitot Tube (Annubar) | DPharp Resonant Sensor | Capacitive Sensor | Compact Orifice Plate |
| Mass Flow Accuracy | ±0.80% | ±1.0% | ±0.1% (pressure accuracy) | ±0.80% |
| Turndown Ratio | Up to 14:1 | Up to 10:1 | Wide span (adjustable) | Up to 14:1 |
| Output Signals | DP, SP, Temp, Mass Flow, Energy | DP, SP, Temp, Mass Flow | DP, SP, Temp, Level | DP, SP, Temp, Mass Flow, Energy |
| Protocols Supported | HART, WirelessHART, FOUNDATION Fieldbus | HART, FOUNDATION Fieldbus | HART, PROFIBUS PA, FOUNDATION Fieldbus | HART, WirelessHART, FOUNDATION Fieldbus |
| Pipe Size Range | 2" to 72" (Annubar insertion) | Not specified (sensor only) | Broad range via remote flange options | 0.5" to 12" (15–300 mm) |
| Max Pressure Rating | Up to 250 bar (varies by config) | Up to 250 bar | Up to 400 bar | Up to 250 bar |
| Diagnostics | Advanced diagnostics, flow calculations | Advanced diagnostics, dual output | Extensive diagnostics, event counters | Basic + process intelligence diagnostics |
| Installation Type | Insertion via single pipe penetration | Direct or remote mount | Remote flange, manifold options | Inline between flanges |
| Typical Applications | Steam, gas, and liquid in large pipelines | General-purpose multivariable flow | Pressure, flow, and level in harsh environments | Custody transfer, closed-loop control |
Application Overview
The Rosemount 3051SFA Industrial Flow Meter is designed for high-accuracy differential pressure flow measurement in critical process environments. It integrates seamlessly with primary elements such as Annubar averaging pitot tubes to deliver reliable mass flow readings for liquids, gases, and steam.
This multivariable transmitter is ideal for:
Its rugged construction, advanced diagnostics, and support for HART and FOUNDATION Fieldbus protocols make it a trusted solution for demanding applications requiring precision, stability, and long-term performance.
Rosemount 3051SFA Industrial Flow Meter
Q1: What type of flow measurement does the 3051SFA support?
A1: The 3051SFA uses differential pressure technology combined with an Annubar averaging pitot tube to measure mass flow of liquids, gases, and steam.
Q2: What process variables can the 3051SFA transmit?
A2: It can output differential pressure (DP), static pressure (SP), temperature, mass flow, and energy flow.
Q3: What communication protocols are supported?
A3: The device supports HART, WirelessHART, and FOUNDATION Fieldbus for seamless integration with control systems.
Q4: What pipe sizes are compatible with the 3051SFA?
A4: It supports insertion into pipe sizes ranging from 2 inches to 72 inches, depending on the Annubar configuration.
Q5: Is the 3051SFA suitable for steam applications?
A5: Yes, it is widely used for steam flow measurement in power generation and industrial heating systems.
Q6: What is the typical accuracy of the 3051SFA?
A6: It offers up to ±0.80% mass flow accuracy, depending on configuration and installation.
Q7: Can the sensor be calibrated or maintained without a process shutdown?
A7: Yes, the retractable Annubar design allows for maintenance and calibration without interrupting flow in many applications.
Q8: What industries commonly use the 3051SFA?
A8: Chemical processing, oil & gas, water treatment, power generation, and industrial utilities.
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