JFR4

FINETEK  JFR4 80GHz FMCW RADAR LEVEL TRANSMITTER | 80GHz NON CONTACT SENSOR

The FineTek JFR4 (also known as the JFR481) is a next-generation 80 GHz high-frequency FMCW (Frequency Modulated Continuous Wave) radar level transmitter designed for high-precision, non-contact measurement of liquids in industrial storage tanks. A smart, 80 GHz high-frequency non-contact radar level transmitter providing millimeter-level accuracy for industrial liquid storage applications.

FINETEK  JFR4 80GHz FMCW RADAR LEVEL TRANSMITTER | 80GHz NON CONTACT SENSOR

The JFR4 utilizes advanced 80 GHz FMCW technology to deliver superior signal stability and accuracy (±1 mm). Its high frequency allows for a narrow beam angle (6°), which concentrates energy and effectively avoids interference from internal tank obstructions. Equipped with a fast microprocessor and “Fast Fourier Transform” (FFT) signal processing, it remains unaffected by steam, pressure, temperature, or corrosive foam, making it ideal for the most challenging chemical and water treatment environments.

PRODUCT USES:

  • Chemical & Petrochemical: Monitoring corrosive liquids, toxic substances, and hydrocarbons in pressurized or atmospheric tanks.
  • Water & Wastewater: Level tracking in deep wells, lift stations, and dosing tanks.
  • Food & Beverage: Measuring edible oils, sauces, and beverages without risk of contamination.
  • Industrial Automation: Providing real-time 4-20mA or RS-485 Modbus feedback for PLC/SCADA integration.

 

 

 

Technical Sheets

Instruction Manual

Specifications

FINETEK  JFR4 80GHz FMCW RADAR LEVEL TRANSMITTER | 80GHz NON CONTACT SENSOR

  • Frequency: 80 GHz high-frequency FMCW.
  • Measuring Range: Up to 114.8 feet (35 m).
  • Accuracy: High precision ±0.04″ (±1 mm).
  • Output Signal: 4-20 mA (Analog) and RS-485 Modbus (Digital).
  • Beam Angle: Narrow 6° for avoiding internal obstructions.
  • Blind Zone: Minimal 1.97″ (0.05 m).
  • Wetted Materials: PTFE antenna for maximum chemical resistance.
  • Temperature Range: -40°F to 302°F (-40°C to 150°C).
  • Pressure Limit: 0 to 580 psi (0 to 40 bar).
  • Enclosure Rating: IP67 waterproof/dustproof aluminum housing.

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