Features: • only for bag and field devices Oxi 3xxi/Oxi 197i and Multi 350i • Temperature compensation • Service life approx. 6 months with an electrolyte filling • Incident flow arm • Sensor waterproof (IP 68 - 2 bar) • Inclusive calibration container OxiCal® D • In series with protective bowl SK-D Delivery Contents: Galvanic oxygen sensor with OxiCal® D calibration and storage container, waterproof plug (IP 66), cable length 3 m, 1 change membran-head and electrolyte, sharpening foil.