Radar Level Transmitter for Water Brand = WINGEL Type = FMCW, 80 Ghz Model = RDT-80 Material = Sensor = PTFE + SS304 Enclosure = Alum alloy, IP66 Elect conn = 2 x 1/2" NPT with gland Range = 0-20 Meter Beam angle = 6 Output = 4-20 mA Power = 24 Vdc Process temp = -40 to +100 DegC Process conn = 2" Thread