VEGA VEGAPULS 21 RA-2222N – Compact Radar Level Sensor

VEGA VEGAPULS 21 RA-2222N – Compact Radar Level Sensor

The VEGA VEGAPULS 21 RA-2222N is a compact, non-contact radar sensor designed for continuous level measurement of liquids and bulk solids in simple industrial applications. Using advanced 80 GHz radar technology, this sensor delivers highly accurate (±2 mm) and maintenance-free measurement results, independent of medium properties. Its robust PVDF construction and IP66/IP67 rating make it ideal for use in water treatment, chemical storage, and small bulk solids silos.

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Quick Navigation

• About This Radar Sensor
• Applications
• Why ROMA Industrial Company
• Technical Specifications
• Key Features & Benefits

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About This Radar Sensor

This product is a radar sensor, also known as a **non-contact level transmitter**, from VEGA’s VEGAPULS 21 series. It uses W-band (80 GHz) radar, which is known for its focused beam and high measurement reliability. The sensor is optimized for standard measuring tasks, making it a cost-effective solution for applications that do not require complex measurement features. The robust PVDF wetted parts and FKM seal ensure compatibility with a wide range of chemicals, acids, and lyes. Adjustment is simple, utilizing wireless Bluetooth technology or a HART communicator.

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Applications

This radar level sensor is suitable for non-contact, continuous level measurement in a variety of industrial environments, including:

• Water Treatment and Sewage Sludge Monitoring
• Chemical Storage Tanks (acids, lyes, additives)
• Small Bulk Solids Silos and Open Containers
• Level Monitoring in Plastic Tanks (often measurable through the tank wall)

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Why ROMA Industrial Company

ROMA Industrial is your trusted partner for a full range of industrial supplies across categories like Motion Control & Mechatronics, Electrical & Automation, and Fluid Power & Control. We are committed to providing top-tier products and service to keep your operations running smoothly. We partner with world-class shipping providers like FedEx, DHL, and UPS to ensure fast and reliable delivery worldwide. We accept returns to fulfill your satisfaction and accept variable payments methods including PayPal, credit cards, and more. We are a supplier in Europe, USA, and Saudi Arabia.

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Technical Specifications

• Manufacturer: VEGA
• Part Number: RA-2222N
• Model Code: RA-2222N
• Product Type: Radar Sensor for Continuous Level Measurement
• Technology: Non-contact Radar (80 GHz / W-band)
• Output Signal: 4-20 mA/HART (Two-wire)
• Measuring Range: Up to 20 m
• Accuracy: ±2 mm
• Process Connection: Thread G 1/4 (Based on standard configuration)
• Process Pressure (MWP): -1 to +3 bar
• Operating Voltage: 12 to 35 V DC
• Wetted Parts Material: PVDF
• Seal Material: FKM
• Protection Rating: IP66/IP67, Type 4X
• Weight: N/A

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Key Features & Benefits

• High Accuracy: Delivers precise results with an accuracy of ±2 mm, independent of medium properties.
• Maintenance-Free: Non-contact 80 GHz radar technology ensures operation free from wear and tear.
• Wireless Adjustment: Sensor can be configured and diagnosed wirelessly via Bluetooth using the VEGA Tools App.
• Durable Construction: PVDF and FKM wetted parts offer excellent chemical resistance for use with acids and lyes.