The article in the February 2021 issue of APCJ describes the possibilities to meet the requirements of lean air system operators for quality, safety and availability. The aim is always to reliably maintain the specified oxygen concentration in the gas mixture in order to safely achieve a defined product quality. Various technologies that can be used for this purpose are described, including SIL gas analyser together with a SIL compliant switch-off. In addition, combinable solutions to increase system availability are presented.
The article is available here digital from page Seite 30: http://flk.bz/AaGk
Or you can download it here as pdf.