Micropilot FMR20B is a non-contact free-space radar level sensor using 80 GHz technology, providing continuous level measurement of liquids and solids with easy wizard setup and wireless Bluetooth configuration. Size: Thread G1"/NPT1" (common), also available G1-1/2"/NPT1-1/2" or UNI flange 2"-4" Application: Liquids and solids in water/wastewater, utility, food & beverage, and mining/minerals/metals industries Measuring Principle: Free-space radar (Time-of-Flight), 80 GHz, non-contact Measuring Range: Up to 30 m (98 ft) Accuracy: ±2 mm (liquids) / ±4 mm (solids) Material: PVDF or PEEK antenna, plastic or aluminum housing Key Features: Guided commissioning wizard for fast setup Bluetooth wireless configuration via SmartBlue App Heartbeat Technology for on-demand diagnostics without process interruption