Industry-Verified Manufacturing Data (2026)

Flow Sensor

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Flow Sensor used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Flow Sensor is characterized by the integration of Sensor Element/Probe and Housing/Body. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel (wetted parts) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A device that measures the flow rate of liquid fertilizer in a precision injection system.

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Product Specifications

Technical details and manufacturing context for Flow Sensor

Definition
A critical component within the Precision Liquid Fertilizer Injection System that continuously monitors and measures the volumetric or mass flow rate of liquid fertilizer as it moves through the distribution lines. It provides real-time data essential for maintaining precise application rates, ensuring accurate dosing, and enabling automated control of the injection process.
Working Principle
Typically operates by measuring the physical effect of the moving fluid (e.g., using a turbine, ultrasonic waves, thermal dispersion, or a differential pressure across an orifice) and converting this measurement into an electrical signal proportional to the flow rate. This signal is transmitted to the system's control unit for processing and feedback.
Common Materials
Stainless Steel (wetted parts), Polymers (housing/seals), Electronic components (sensor element, PCB)
Technical Parameters
  • Flow rate measurement range and accuracy (L/min or GPM) Customizable
Components / BOM
  • Sensor Element/Probe
    Directly interacts with the fluid to detect flow (e.g., turbine blade, ultrasonic transducer, thermal sensor)
    Material: Stainless steel, ceramic, or specialized polymer
  • Housing/Body
    Encases the sensor element and provides connection points to the fluid line
    Material: Stainless steel, brass, or engineered plastic
  • Signal Transmitter/Converter
    Converts the raw sensor signal into a standardized output signal for the control system
    Material: Electronic components on a PCB within a sealed enclosure
Engineering Reasoning
0.5-10.0 L/min at 3-15 bar
Flow rates exceeding 12.0 L/min cause permanent turbine blade deformation at 18 bar differential pressure
Design Rationale: Fluid dynamic cavitation at Reynolds numbers >10,000 creates vapor bubbles that collapse with 500 MPa microjets, eroding turbine blades
Risk Mitigation (FMEA)
Trigger Corrosive ammonium nitrate solution at pH <4.5
Mode: Electrochemical pitting corrosion of 316L stainless steel housing
Strategy: Replace with Hastelloy C-276 alloy housing with 0.5 mm corrosion allowance
Trigger Particulate contamination >50 μm at 8 bar
Mode: Abrasive wear of magnetic turbine bearings exceeding 0.1 mm clearance
Strategy: Install 40 μm absolute filtration with differential pressure monitoring at 2 bar

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Flow Sensor.

liquid fertilizer flow sensor precision injection system flow meter stainless steel agricultural flow sensor flow sensor for fertilizer injection electronic flow measurement device

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Precision Flow Controller
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Process Analytics
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Flow Controller
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Mass Flow Controller (MFC)
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Precision Metering Assembly
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Precision Mass Flow Controller (MFC)
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 10 bar
flow rate: 0.1 to 100 L/min
temperature: 0°C to 80°C
slurry concentration: Up to 20% solids by weight
Media Compatibility
✓ Liquid fertilizers (ammonium nitrate, urea solutions) ✓ Water-based nutrient solutions ✓ Agricultural chemical mixtures with pH 4-9
Unsuitable: Abrasive slurries with high particulate content (>20% solids or particles >200 microns)
Sizing Data Required
  • Required flow rate range (minimum and maximum)
  • Pipe diameter and connection type
  • Required accuracy and response time

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Sensor drift
Cause: Accumulation of debris or scaling on sensing elements, or electronic component degradation due to temperature fluctuations and aging
Mechanical obstruction
Cause: Build-up of particulate matter or biological growth within the flow path, or physical damage from foreign objects in the fluid stream
Maintenance Indicators
  • Erratic or inconsistent flow readings compared to system expectations
  • Audible clicking, grinding, or unusual vibrations from the sensor housing
Engineering Tips
  • Implement regular calibration schedules and install upstream filtration to protect sensing elements from contaminants
  • Ensure proper installation with adequate straight pipe runs before and after the sensor to maintain laminar flow conditions

Compliance & Manufacturing Standards

Reference Standards
ISO 5167: Measurement of fluid flow by means of pressure differential devices ANSI/ASME MFC-3M: Measurement of Fluid Flow in Pipes Using Orifice, Nozzle, and Venturi DIN EN 60534-2-1: Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions
Manufacturing Precision
  • Flow rate accuracy: +/-1.5% of reading
  • Pressure rating: +/-5% of specified maximum operating pressure
Quality Inspection
  • Leak test: Pressure decay or bubble emission test per ISO 15848
  • Calibration verification: Flow loop comparison against NIST-traceable standards

Factories Producing Flow Sensor

Verified manufacturers with capability to produce this product in China

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✓ 98% Supplier Capability Match Found

T Technical Director from Singapore Jan 18, 2026
★★★★★
"The Flow Sensor we sourced perfectly fits our Machinery and Equipment Manufacturing production line requirements."
Technical Specifications Verified
P Project Engineer from Germany Jan 15, 2026
★★★★☆
"Found 22+ suppliers for Flow Sensor on CNFX, but this spec remains the most cost-effective. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Brazil Jan 12, 2026
★★★★★
"The technical documentation for this Flow Sensor is very thorough, especially regarding technical reliability."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

6 sourcing managers are analyzing this specification now. Last inquiry for Flow Sensor from Germany (1h ago).

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Frequently Asked Questions

What materials are used in the wetted parts of this flow sensor?

The wetted parts are constructed from stainless steel for corrosion resistance and durability when measuring liquid fertilizer flow.

How does this flow sensor integrate with precision injection systems?

The sensor provides accurate flow rate data to control systems, enabling precise fertilizer dosing and injection in agricultural machinery.

What maintenance is required for this flow sensor?

Minimal maintenance is needed due to stainless steel construction and polymer seals. Periodic calibration checks are recommended for optimal accuracy.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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