This 80-GHz Micropilot FMR6x free space radar level instrument offers a small beam angle of only 3°, which provides level measurement at distances up to 410 ft with accuracy to ±1 mm. Outputs include 4-20mA with HART and an optional open collector switch output or two 4-20mA outputs. The device features reduced tank wall effects, less interference from obstacles and the ability to measure lower dielectric media. Developed in accordance with IEC 61508 and with international XP approvals, the instrument is suitable for use in SIL 2 and SIL 3 hazardous locations. It uses Heartbeat technology for on-demand verification without process interruption.