NRE-4 - Non-Contact Radar Level Transmitter - Expert Line

Advanced Radar Level Transmitters for Precise Industrial Measurement

The NRE-4 non-contact radar level transmitter represents the pinnacle of industrial measurement technology, utilizing cutting-edge 80 GHz FMCW radar technology for unmatched precision in level measurement applications.

Superior Performance with 80 GHz Technology

Radar level transmitters operating at 80 GHz offer significant advantages over traditional lower-frequency systems:

• Compact antenna design for easier installation
• Enhanced focusing capability for precise measurements
• Narrow beam angle for improved accuracy
• Millimeter-level measurement precision (±2 mm)

Versatile Industrial Applications

These radar level sensors excel in measuring:

• Liquids and emulsions
• Chemical compounds
• Large-particle bulk solids
• Materials prone to vapor formation
• Substances with gas blankets
• Vacuum environments

Key Industries Served

• Water and wastewater treatment
• Food and beverage processing
• Energy sector
• Pharmaceutical manufacturing
• Chemical processing
• Agricultural operations
• Construction materials
• Heavy industry
• Packaging facilities

Advanced Features

The NRE-4 radar level measurement system includes:

• 2-wire 80 GHz (W-band) radar technology
• Measurement range up to 30 meters
• User-friendly graphic display module
• Choice of horn or plastic encapsulated antennas
• IP 67 protection rating
• HART® compatible software integration
• Sophisticated threshold management

Ideal Applications for Radar Level Transmitters

• Non-contact measurement requirements
• Applications with vapor, dust, or gas presence
• Through-air measurements in tanks
• Challenging process conditions
• Need for high accuracy (±2 mm)

When to Consider Alternative Solutions

• Extremely low dielectric materials (εr < 1.9)
• Highly agitated surfaces
• Narrow tanks with internal obstructions
• Applications requiring direct contact measurement

Advantages of Non-Contact Radar Level Transmitters

• Maintenance-free operation with no mechanical parts
• Unaffected by temperature, pressure, or vapor conditions
• Reliable performance in challenging environments
• Easy installation and commissioning
• Long-term measurement stability
• No calibration required after initial setup

Technical Specifications

The NRE-4 radar level transmitter operates using FMCW (Frequency Modulated Continuous Wave) technology. This advanced system:

• Measures distance through time-of-flight calculations
• Maintains accuracy regardless of temperature or pressure changes
• Provides consistent performance in various media
• Requires minimal maintenance
• Offers robust performance in industrial environments

For optimal radar level measurement performance, ensure your application meets the minimum dielectric constant requirement (εr > 1.9) and consider environmental factors such as tank geometry and process conditions.