What certifications are required for food level sensors? This article details key verification points for food-contact materials, hygienic design, FDA/EU compliance, explosion protection, and calibration documentation. It also provides recommendations for CIP cleaning, installation and selection, and control loops to help food companies accurately procure compliant level sensors.

How to choose between ultrasonic and radar level meters for foamy liquid surfaces? This article analyzes the effects of foam thickness, density, vapor, and dielectric constant on measurement, compares ultrasonic, non-contact radar, guided wave radar, and hydrostatic pressure solutions, and helps you achieve stable and reliable level monitoring.