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  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
  • RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter
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RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter

$350.00-$550.00/ Set|1 Set/Sets(Min. Order)

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 5 pieces）
material（Min.Order: 1 pieces）
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RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precise Fluid Measurement: Designed for accurate measurement of gases such as oxygen, hydrogen, CO₂, argon, and natural gas, with 1.0% accuracy for reliable flow rate tracking.
  • Real-Time Monitoring: Features a digital display with RS485 communication protocol, enabling seamless integration into control systems for data logging and remote monitoring.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

    • With a corrosion-resistant stainless steel body, ensure long-term durability in harsh industrial environments. This design outlasts plastic-bodied flow meters in aggressive chemical or high-moisture settings*

  • 2. Intuitive Digital Display with Real-Time Monitoring

    • With a clear digital display and user-friendly interface, monitor flow rates instantly and adjust settings effortlessly. Eliminate guesswork compared to analog gauges*

  • 3. High Accuracy and Pressure Tolerance

    • With 1.0% measurement accuracy and a 1.6MPa pressure rating, achieve precise readings under demanding conditions. Outperform standard models with 2% accuracy or lower pressure thresholds*

  • 4. Versatile Gas Compatibility and Compact Design

    • With compatibility for oxygen, hydrogen, CO₂, argon, and natural gas, plus a DN25 pipe size, adapt to diverse industrial and commercial applications like HVAC systems or gas distribution networks. Streamlined design simplifies installation in confined spaces.

  • 5. Industrial-Grade Compliance and Seamless Integration

    • With RS485 communication and pulse output, integrate seamlessly into industrial control systems compliant with international standards. Ensure reliability in regulated environments requiring precise gas flow management*

Product details

RS485 Digital Display Dn25 Flowmeter Oxygen Hydrogen Co2 Argon Gas Thermal Mass Flow Meter

The RS485 Digital Display Dn25 Flowmeter is a precision-engineered thermal mass flowmeter designed for accurate measurement of gases like oxygen, hydrogen, CO₂, and argon. Built with corrosion-resistant stainless steel and a compact design, it offers real-time digital readouts via RS485 and pulse outputs, ensuring seamless integration into industrial control systems. With 1.0% accuracy and compatibility with 24VDC power, it delivers reliable performance under 1.6MPa pressure, making it ideal for applications requiring robust, versatile flow monitoring.

Technical specifications

FeatureSpecificationBenefit
Accuracy±1.0% of readingEnsures precise measurements in critical processes
DN SizeDN25Fits standard pipe systems for easy installation
Medium CompatibilityNatural gas, air, gasVersatile for industrial and laboratory use
OutputsRS485, PulseEnables real-time data transmission and control
Power Source24VDCLow-power design for energy efficiency
Max Pressure1.6MPaHandles high-pressure gas environments safely
MaterialStainless SteelCorrosion-resistant for harsh conditions

Customization guide

Adjustable parameters include:

  • Sensor Type: Customize for specific gas properties (e.g., hydrogen vs. CO₂) to optimize accuracy.
  • Output Protocols: Upgrade to Modbus RTU or HART for advanced system integration.
  • Display Options: Add remote monitoring interfaces for real-time data access.

Get inspired

Ideal for industries requiring precise gas flow control, such as semiconductor manufacturing, HVAC systems, or laboratory environments. The RS485 interface ensures seamless connectivity with SCADA systems, while the compact design minimizes space requirements.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Accuracy±1.0%±0.5%±0.2%
Max Pressure1.6MPa2.5MPa (+56%)4.0MPa (+150%)
Material GradeStainless Steel 304Stainless Steel 316Hastelloy C-276
OutputsRS485, PulseRS485 + ModbusRS485 + Modbus + HART

Supplier's note

  1. Technical Breakthroughs:

    • Pro Model Accuracy: ±0.2% precision enables ultra-precise gas dosing in semiconductor cleanrooms.
    • Hastelloy Material: The Pro’s corrosion-resistant alloy withstands aggressive chemicals like hydrogen sulfide.
    • HART Protocol: Enables two-way communication for remote diagnostics in hazardous zones.

  2. Version Selection Guide:

    • Base Model: Ideal for standard applications (e.g., HVAC systems) where 1.0% accuracy suffices.
    • Advanced Model: Choose for labs or food processing plants needing 0.5% precision and Modbus integration.
    • Pro Model: Required for oil & gas or chemical industries demanding 4.0MPa pressure tolerance and HART compatibility.

With the Pro Model’s Hastelloy construction, you can safely measure corrosive gases like hydrogen chloride. With the Advanced Model’s Modbus protocol, you can integrate seamlessly into existing plant automation systems.

Frequently asked questions

  • Which RS485 Digital Display Flow Meter is best for measuring oxygen and hydrogen in industrial gas applications?

  • How do I maintain the RS485 Digital Display Flow Meter for long-term accuracy?

  • Why is stainless steel preferred for the body of this DN25 flow meter compared to other materials?

  • Can this DN25 flow meter be customized for RS485 output and pulse signals in gas monitoring systems?

  • Is the 1.0% accuracy of this variable area flow meter certified for hazardous gas applications?

  • What gases besides natural gas can the DN25 thermal mass flow meter measure accurately?

  • How does the 24VDC power source enhance reliability for outdoor gas flow monitoring?

  • What’s the maximum pressure this DN25 flow meter can handle for CO2 gas applications?

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