Water & oil interface detection device, temperature and Ullage Marsen UTL-200 Model: UTL-200 General introduction Water oil interface detection equipment, temperature (oil gauge) is necessary for cargo bunkers, it is designed to measure the level (void – ullage) of liquids (petroleum), measure oil surface levels, water, measure temperature and take samples in the bunker. Characteristics … Continue reading Water & oil interface detection device, temperature and Ullage Marsen UTL-200