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Fluid Level Sensor | Continuous Measurement | W-band Frequency | IP67 Rated | by SICK
The Fluid Level Sensor offers continuous measurement of fluid levels using W-band frequency (75–85 GHz), making it ideal for industrial tanks and vessels. With a robust IP67 rated enclosure and high accuracy of ≤ 1 mm, this sensor is built for harsh environments, ensuring reliable performance in process industries. Its HART communication interface allows for easy integration and diagnostics, making it a perfect choice for precise fluid monitoring.
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Technical Specifications
- Medium: Fluids
- Measurement: Continuous
- Probe type: Plastic horn antenna made from PP
- Frequency band: W-band (75–85 GHz)
- Measuring range: Up to 30 m
- Angle of dispersion: 3°
- Process pressure: –1 bar to 2 bar (-100 kPa to 200 kPa)
- Process temperature: –40 °C to +80 °C
- Accuracy of sensor element: ≤ 1 mm
- Non-repeatability: ≤ 1 mm
- Digital measurement resolution: < 1 mm
- Analog measurement resolution: 0.3 µA
- Digital output temperature drift: ≤ 3 mm / 10 K, max. 10 mm
- Current output temperature drift: ≤ 0.03% / 10 K relating to 16 mA span
- Measurement cycle time: Approx. 700 ms
- Step response time: ≤ 3 s
- MTBF: 3.37 million hours
- Communication interface: HART
- Supply voltage: 12 V DC to 35 V DC
- Protection class: III (IEC 61010-1)
- Connection type: M20 x 1.5 / cable gland PA black (ø 5 mm - 9 mm)
- Output signal: 4 mA to 20 mA / HART
- Contamination rating: 4
- Enclosure rating: IP67
- EMC: EN 61326-1
- Start-up current: < 3.6 mA
- Overvoltage category: III (IEC 61010-1)
- Short-circuit protection: Yes
- Housing material: Plastic
- Housing design: Single-chamber housing
- Sealing material: PP
- Antenna material: PP
- Ambient operating temperature: –40 °C to +80 °C
- Ambient storage temperature: –40 °C to +80 °C
- Dimensions (H x L x W): 150mm x 60mm x 60mm
- Weight: 1.5 kg
Key Features
- Continuous measurement of fluid levels using W-band frequency (75–85 GHz)
- Plastic horn antenna made from polypropylene (PP) for chemical resistance
- Measuring range up to 30 meters
- High accuracy sensor element with ≤ 1 mm precision
- Robust IP67 rated enclosure for protection against dust and water
- HART communication interface for easy integration and diagnostics
- Wide operating temperature range from –40 °C to +80 °C
- Short-circuit protection and overvoltage category III compliant
- RoHS compliant and multiple international conformity certificates
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure proper setup and compliance with safety standards.
Applications
- Continuous fluid level measurement in industrial tanks and vessels
- Suitable for process industries requiring precise fluid monitoring
- Ideal for harsh environments with IP67 protection
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
- Complies with AS/NZS 61010-1 (IEC 61010-1) for electrical safety
Environmental Benefits
- Non-contact measurement reduces contamination and waste
- Durable plastic materials extend product life and reduce replacement frequency
- Energy-efficient operation with low power consumption
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK LFR-XXBXXCMHKXX fluid level sensor is available for immediate purchase, ideal for industrial fluid monitoring and process control applications.
