The Endress+Hauser Memosens COS81D is a digital oxygen sensor forhygienic applications such as fermentation and inertization. The precise, long-term stable measurements and it’s permanent self-monitoring ensure the most reliable measured values to help meet your desired product quality and optimize product yield. Thanks to Memosens digital technology, COS81D combines maximum process and data integrity with simple operation. It enables lab calibration and facilitates predictive maintenance.