Nguồn gốc:
Singapore
Hàng hiệu:
rosemount
Số mô hình:
3051SFA
3051SFA O₂ Flow Meter – High-Accuracy Differential Pressure Gas Measurement Solution
The Rosemount 3051SFA O₂ Flow Meter is a high-performance differential-pressure flow meter engineered for precise oxygen gas measurement in industrial applications. Built on the trusted Rosemount 3051S platform, the 3051SFA integrates advanced sensor technology with a compact, all-in-one flow assembly, delivering superior accuracy, reliability, and installation efficiency.
| Feature / Model | Rosemount 3051SFA | Yokogawa DPharp EJX/EJA | Micro Motion F-Series | Siemens SITRANS FP | Honeywell SmartLine STD700 |
|---|---|---|---|---|---|
| Measurement Principle | Differential Pressure + Annubar | Digital Resonant Sensor (DPharp) | Coriolis Mass Flow (not DP) | Differential Pressure | Differential Pressure |
| Accuracy | ±0.05% of span | ±0.04% of span (optional) | ±0.5% for gas mass flow | ±0.075% of span (typical) | ±0.05% of span (standard) |
| Rangeability | Up to 200:1 | Up to 100:1 | Up to 100:1 | Up to 100:1 | Up to 100:1 |
| Sensor Type | SuperModule™ DP Sensor | Dual Resonant Silicon (DRS) | Coriolis Tube Sensor | Piezo-resistive DP Sensor | Piezoresistive Sensor |
| Gas Compatibility | Suitable for O₂, air, steam | Suitable for O₂, air, steam | Suitable for O₂, air, steam | Suitable for O₂, air, steam | Suitable for O₂, air, steam |
| Communication Protocols | HART, WirelessHART, FF | HART, FOUNDATION Fieldbus | HART, Profibus, FF, Wireless | HART, Profibus, Modbus | HART, FOUNDATION Fieldbus |
| Certifications | SIL2/3, ATEX, IECEx | SIL2/3, ATEX, IECEx | UL, CSA, ATEX, IECEx | ATEX, IECEx, SIL | SIL2/3, ATEX, IECEx |
| Installation Type | Inline or Annubar insertion | Inline or manifold mount | Inline (Coriolis tube) | Inline or orifice plate | Inline or manifold mount |
| Best Use Case for O₂ | High-accuracy industrial gas flow | Stable long-term O₂ monitoring | Mass flow and density in mixed gases | General-purpose O₂ flow in pipelines | Integrated control and diagnostics for O₂ |
Q1: What type of gas can the 3051SFA measure?
A: The Rosemount 3051SFA is designed for differential pressure measurement and can accurately measure oxygen (O₂), air, steam, and other clean gases when paired with compatible primary elements like Annubar or orifice plates.
Q2: Is the 3051SFA suitable for medical oxygen applications?
A: While technically capable, the 3051SFA is optimized for industrial-grade oxygen flow. For medical or ultra-high purity applications, consult Emerson for specialized solutions.
Q3: What is the accuracy of the 3051SFA for gas flow?
A: The standard accuracy is ±0.05% of span, with enhanced performance available depending on configuration and installation.
Q4: What communication protocols are supported?
A: The 3051SFA supports HART, WirelessHART, and FOUNDATION Fieldbus for seamless integration into control systems.
Q5: Can the 3051SFA be used in hazardous environments?
A: Yes. It is certified for use in hazardous areas with approvals including ATEX, IECEx, and SIL2/3 depending on model and configuration.
Q6: What primary elements are compatible with the 3051SFA?
A: It integrates with Rosemount Annubar, orifice plates, and other differential pressure flow elements for flexible deployment.
Q7: Is the device easy to install and maintain?
A: Yes. The integrated flow assembly simplifies installation, and smart diagnostics reduce maintenance time and effort.
Q8: Does it support remote monitoring?
A: With WirelessHART or FOUNDATION Fieldbus, remote diagnostics and monitoring are fully supported.
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