DEVICE AND METHOD FOR FILTERING UNTREATED AIR, BEVERAGE BOTTLING AND/OR BEVERAGE CONTAINER PRODUCTION SYSTEM AND USE OF AT LEAST ONE PRESSURE DIFFERENTIAL VALUE MEASURED BY MEANS OF A PRESSURE AT ONE FILTER ELEMENT OF FILTER ELEMENTS THAT ARE CONNECTED IN SERIES

摘要

A device for filtering untreated air in an air supply of a clean room of a beverage treatment system, having more than one filter element and a pressure differential measuring assembly, in which the filter elements are connected to the pressure differential measuring assembly for pressure measurement such that a respective first pressure pick-up is arranged upstream of the respective filter element and a second pressure pick-up.