8750W Water Flow Gauge – Magnetic Flow Meter for Municipal and Industrial Applications
The Rosemount 8750W Water Flow Gauge – Magnetic Flow Meter is engineered for reliable and accurate measurement of water and wastewater in municipal and industrial applications. Designed with a fully welded sensor and advanced diagnostics, the 8750W delivers long-term stability, minimal maintenance, and superior resistance to harsh environments. Its flanged construction ensures easy installation across a wide range of pipe sizes, while the intuitive digital display provides clear, real-time flow data.
| Parameter |
8750W Water Flow Gauge |
3051SF DP Flow Meter |
8800 Series Vortex |
3810 Series Mass Flow |
| Measurement Principle |
Electromagnetic (Magnetic Flow Meter) |
Differential Pressure (with primary element) |
Vortex shedding |
Coriolis mass flow |
| Typical Applications |
Municipal water, wastewater, and industrial water distribution |
Water, steam, gas, multi-fluid process control |
Steam, gas, and liquid in industrial plants |
Chemical dosing, food & beverage, oil & gas |
| Pipe Size Range |
DN15 – DN1200 (½ in – 48 in) |
Broad, depends on the primary element |
DN15 – DN600 (½ in – 24 in) |
DN6 – DN150 (¼ in – 6 in) |
| Accuracy |
±0.25% of the rate |
±0.04% of span (transmitter) |
±0.65% of rate (liquid) |
±0.1% of the rate |
| Key Features |
Welded sensor, corrosion-resistant liner, advanced diagnostics |
High accuracy, scalable, suitable for multi-phase or high-pressure systems |
No moving parts, handles high temperature/pressure |
Direct mass flow + density measurement, high accuracy, suitable for non-conductive fluids |
Key Features of Rosemount 8750W Water Flow Gauge
- High Accuracy: Provides precise flow measurement of conductive liquids with an accuracy of ±0.25% of the rate.
- Robust Construction: Fully welded sensor body and corrosion‑resistant liner ensure long service life in harsh environments.
- Advanced Diagnostics: Built‑in self‑diagnostic functions help detect process or installation issues early, reducing downtime.
- Wide Application Range: Designed for municipal water, wastewater treatment, and industrial water distribution systems.
- Flexible Sizing: Available in pipe sizes from DN15 to DN1200 (½ in – 48 in) to fit diverse system requirements.
- Non‑Intrusive Measurement: No moving parts and no obstruction to flow, minimizing pressure loss and maintenance needs.
- Easy Integration: Compatible with modern control systems, offering digital communication options for seamless process management.
- Clear Display: Intuitive digital interface provides real‑time flow data and status information at a glance.
Applications of Rosemount 8750W Water Flow Gauge
- Accurate monitoring of potable water distribution networks
- Ensures reliable billing and leakage detection
- Measurement of influent and effluent flows
- Ideal for sludge, slurry, and other conductive wastewater streams
- Industrial Water Management
- Cooling water circulation in power plants and factories
- Process water measurement in chemical, pulp & paper, and steel industries
- Irrigation and Agriculture
- Monitoring large-scale irrigation pipelines
- Optimizing water usage efficiency
- Food & Beverage Processing
- Hygienic water flow measurement for cleaning, mixing, and production lines
Frequently Asked Questions (FAQ)
Q1: What type of fluids can the Rosemount 8750W measure?
A1: The 8750W is designed for conductive liquids, such as potable water, wastewater, slurries, and process water. It is not suitable for non-conductive fluids like oils or gases.
Q2: What is the accuracy of the 8750W Water Flow Gauge?
A2: It provides high accuracy of up to ±0.25% of rate, ensuring reliable flow measurement for municipal and industrial applications.
Q3: What pipe sizes are supported?
A3: The 8750W is available in a wide range of sizes, from DN15 to DN1200 (½ in – 48 in), making it adaptable to both small and large-scale systems.
Q4: Does the 8750W have moving parts?
A4: No. The electromagnetic design has no moving parts, which minimizes wear, reduces maintenance, and eliminates pressure loss.
Q5: Can it be used in wastewater treatment plants?
A5: Yes. The 8750W is specifically engineered for municipal water and wastewater applications, including sludge and slurry measurement.
Q6: How is the device installed?
A6: The flow meter is flanged for easy installation into existing pipelines. Proper grounding and straight-pipe requirements should be followed for optimal performance.
Q7: What communication options are available?
A7: The 8750W supports modern digital communication protocols (such as HART, Modbus, or FOUNDATION Fieldbus), ensuring seamless integration with control systems.
Q8: What maintenance is required?
A8: Minimal maintenance is needed thanks to its welded sensor body and sealed electronics. Periodic calibration checks are recommended for long-term accuracy.
Q9: Is the display user-friendly?
A9: Yes. The digital display provides clear, real-time flow data, diagnostics, and status indicators for easy operation.
Q10: What industries commonly use the 8750W?
A10: Municipal water supply, wastewater treatment, power generation, chemical processing, pulp & paper, and other industries requiring reliable water flow measurement.
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