3051SFA Digital Gas Meter – High-Precision Smart Flow Measurement for Industrial Applications
The 3051SFA Digital Gas Meter delivers high-precision flow measurement for demanding industrial environments. Engineered with advanced smart sensing technology, it ensures accurate and reliable monitoring of gas flow parameters across a wide range of applications. Its robust design, integrated diagnostics, and digital communication capabilities make it ideal for chemical processing, energy production, and environmental control systems. Whether used in standalone installations or integrated into complex automation networks, the 3051SFA sets a new standard for performance, safety, and operational efficiency.
| Parameter |
Emerson – 3051SFA |
Yokogawa – YEWFLO |
Siemens – DMT Series |
Honeywell – NXU AC-250 |
| Measurement Principle |
Averaging Pitot (Annubar) |
Vortex Shedding |
Multivariable (DP + Temp + Press) |
Ultrasonic |
| Flow Range |
Wide range (gas/liquid) |
0.5 to 150 m/s (gas) |
Customizable (SCS systems) |
Residential to small utility |
| Accuracy |
±0.10% of reading |
±0.75% of reading |
±0.5% typical |
±1.0% typical |
| Output / Protocols |
4–20 mA, HART, WirelessHART |
HART, Modbus, FOUNDATION Fieldbus |
4–20 mA, HART |
GSM/GPRS, NB-IoT, Modbus |
| Pressure Rating |
Up to ANSI 2500 |
Up to 16 MPa |
Class 1 Div 1/2 certified |
Up to 10 bar |
| Special Features |
Patented T-shape sensor, integrated thermowell, mass flow calculation |
Spectral Signal Processing (SSP), built-in temperature sensor |
Intrinsically safe, anti-clogging design, integrated relief protection |
Remote shutoff valve, pressure transducer, fire/leak detection |
Application Overview
The 3051SFA Digital Gas Meter is designed for high-precision flow measurement in industrial environments where accuracy, reliability, and safety are critical. Its advanced sensing technology and robust construction make it suitable for a wide range of applications, including:
- Chemical Processing ensures precise monitoring of gas flow to maintain reaction stability and optimize production efficiency.
- Energy & Power Generation provides accurate measurement of combustion gases and fuel supply, supporting safe and efficient energy output.
- Oil & Gas Industry Delivers reliable flow data for upstream, midstream, and downstream operations, enhancing process control and reducing losses.
- Water & Wastewater Treatment Monitors aeration and gas dosing systems to improve treatment performance and reduce operating costs.
- Pharmaceutical & Food Industries support controlled environments by measuring process gases with high accuracy, ensuring compliance with safety and quality standards.
3051SFA Digital Gas Meter – FAQ
Q1: What is the 3051SFA Digital Gas Meter used for?
A: It is designed for high-precision measurement of gas flow in industrial applications such as chemical processing, energy production, oil & gas, and environmental monitoring.
Q2: What measurement principle does it use?
A: The 3051SFA employs an Averaging Pitot (Annubar) principle, which ensures accurate differential pressure-based flow measurement across a wide range of gases and liquids.
Q3: How accurate is the 3051SFA?
A: It delivers ±0.10% of reading accuracy, making it one of the most precise instruments in its class.
Q4: What communication protocols are supported?
A: Standard outputs include 4–20 mA, HART, and WirelessHART, enabling seamless integration into modern industrial automation systems.
Q5: What is the maximum pressure rating?
A: The device is rated up to ANSI 2500, ensuring safe operation in high-pressure environments.
Q6: What are the key advantages compared to similar products?
A:
- Patented T-shape sensor for improved reliability
- Integrated thermowell for temperature compensation
- Built-in mass flow calculation for simplified process control
Q7: In which industries is it most commonly applied?
A: The 3051SFA is widely used in chemical plants, oil & gas pipelines, power generation facilities, water treatment plants, and pharmaceutical production.
Q8: Does it support remote monitoring?
A: Yes, with WirelessHART capability, the 3051SFA can transmit flow data wirelessly for remote monitoring and diagnostics.
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