7ML5411XYY001KJ0, X=PEEK, YY=DN100/PN25 SITRANS LR 300 HORN ANTENNA VERSION 4-WIRE, 6 GHZ PULSE RADAR LEVEL TRANSMITTER FOR CONTINUOUS MONITORING OF LIQUIDS AND SLURRIES IN STORAGE AND PROCESS VESSELS INCLUDING HIGH TEMPERATURE AND PRESSURE, TO A RANGE OF 20 M (66 FT).