Precision Measurement for the Chemical Processing Industry

Ensuring uncompromising safety, operational efficiency, and strict regulatory compliance through advanced sensing technologies and calibrated control systems.

Mastering Complex Fluid Dynamics

The Oil & Gas industry demands precision under the most punishing conditions. Our instruments are calibrated to manage the unique challenges of high-viscosity crude and custody transfer accuracy.

Slurry Inconsistency

Unstable slurry density can lead to uneven coating thickness and reduced cell consistency

Slurry Inconsistency

Unstable slurry density can lead to uneven coating thickness and reduced cell consistency

Slurry Inconsistency

Unstable slurry density can lead to uneven coating thickness and reduced cell consistency

Slurry Inconsistency

Unstable slurry density can lead to uneven coating thickness and reduced cell consistency

Battery Production Process Monitoring

Application Solutions

Food Viscosity Measurement — Complete Industrial Guide to Inline Technology for Dairy, Chocolate, Sauces, Honey, and Specialty Foods

Complete guide to food viscosity measurement. Inline viscometer for dairy, chocolate, sauces, honey. 3-A sanitary standards, temperature compensation.

Petroleum Viscosity Measurement — Complete Industrial Guide to Inline Technology for Crude Oil, Fuel Oil, Lube Oil, and Bitumen

Complete guide to petroleum viscosity measurement. Inline viscometer selection for crude oil, fuel oil, lube oil, bitumen. Temperature compensation and specs.

Coating Viscosity Measurement — Complete Industrial Guide to Inline Technology, Temperature Compensation, and Spray Application Optimization

Complete guide to coating viscosity measurement. Inline viscometer selection for inks, paints, and adhesives. Temperature compensation, accuracy specs.

Recommended Instruments

Smart Clamp on Ultrasonic Flow Meter — LONN-UFM Non-intrusive Liquid Measurement | LONNMETER

The LONN-UFM clamp on ultrasonic flow meter delivers non-intrusive, high-accuracy liquid flow measurement without cutting pipes. Featuring time measurement chip with ≤10ps precision, OLED display with 360° rotation, and magnetic bracket design for easy installation. Supports DN6-DN100 pipes, 4-20mA/RS485 outputs, IP54/IP65 protection. Ideal for chemicals, food, pharmaceuticals, and water treatment.

  • Measurement Principle: Time-of-flight ultrasonic (≤10ps time measurement)
  • Fluid Type: Liquid (water, chemicals, organic solvents, oils)
  • Accuracy: ±2.0% (at 0.3-5.0 m/s)
  • Output Signal: 4-20mA + RS485 Modbus-RTU
  • Protection Class: IP54 / IP65

LONN-MFC Thermal Mass Gas Flow Meter — Precision Gas Mass Flow Controller | LONNMETER

The LONN-MFC thermal mass gas flow meter is a high-precision instrument engineered for accurate mass flow measurement and control of industrial gases. Featuring proprietary thermal sensing technology combined with optimized algorithms and precision manufacturing processes, this thermal mass gas flow meter delivers industry-leading measurement stability with ultra-low zero drift and temperature drift characteristics—even under extreme operating conditions.

  • Measurement Principle: Thermal Dispersion (Constant Temperature Difference)
  • Fluid Type: Gas (Air, N₂, O₂, Ar, CO₂, CH₄, etc.)
  • Flow Range: 0–150 L/min (N₂ reference)
  • Accuracy :±1.0% S.P. (>30% F.S.) / ±0.3% F.S. (<30% F.S.)
  • Output Signal: RS-485 Modbus RTU / EtherCAT / 4-20mA / 0-10VDC / 0-5VDC / ProfiNET / ProfiBUS
  • Protection Class: IP40

Precision Thermal Mass Flow Meter — LONN-GMFC Professional Gas Mass Flow Meter Series | LONNMETER

The LONN-GMFC thermal mass flow meter delivers direct mass flow measurement for industrial gases without temperature or pressure compensation. Using advanced constant temperature difference technology, this thermal gas flow meter achieves wide turndown ratios from 0.5 to 100 Nm/s. Available in both insertion and inline configurations, the LONN-GMFC series supports pipe sizes from DN15 to DN6000, making it ideal for compressed air, natural gas, biogas, and process gas measurement applications.

  • Measurement Principle: Thermal Mass (Constant Temperature Difference)
  • Fluid Type: Various gases (except acetylene)
  • Accuracy: ±1.5% – 2.5% FS
  • Flow Velocity Range: 0.5 – 100 Nm/s
  • Operating Temperature: Sensor: -40°C to +200°C (standard), +450°C (high temp)
  • Operating Pressure: <4.0 MPa (inline), <2.5 MPa (insertion)
  • Response Time: 1 second (adjustable)
  • Output Signal: 4-20mA, RS-485, HART, FF, Pulse
  • Display: 4-line Chinese LCD
  • Protection Class: IP67 (integral), IP68 (remote)

Precision Gear Flow Meter — LONN-GF Professional Positive Displacement Flow Meter Series | LONNMETER

The LONN-GF gear flow meter is a precision positive displacement flow meter engineered for accurate volumetric measurement of high viscosity liquids. Utilizing advanced oval gear technology, this mechanical flow meter delivers exceptional repeatability across demanding industrial applications including petroleum, chemical processing, hydraulic systems, and fuel monitoring. With robust 316 stainless steel construction and multiple output options, the LONN-GF series ensures reliable performance in harsh operating environments.

Fluid Type: High viscosity liquids, oils, fuels, chemicals

  • Accuracy: ±0.5% FS
  • Repeatability: ±0.2%
  • Body Material: 316 Stainless Steel / Aluminum Alloy
  • Gear Material: PPS / PTFE / 316SS (optional)
  • Process Connection: Flange / Thread (customizable)
  • Output Signal: 4-20mA / Pulse / RS485 Modbus RTU
  • Power Supply: DC 12-24V / AC 220V
  • Temperature Range :-20°C to +120°C (standard)
  • Pressure Rating: PN16 / PN25 / PN40 (optional)
  • Protection Class: IP65 / IP67

30% Yield Increase at Global Specialty Chemicals Facility

By implementing our Titan-X Inline Density Meters for reaction monitoring, a leading producer of specialty resins eliminated manual sampling and reduced batch deviations by 94%.

12 Months

Payback Period

Zero

Safety Incidents

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