Probe for determining liquid level and detecting the presence of material in container, comprises plastic probe element which houses sensor protected against entry of external media by seals

摘要

The probe for determining a liquid level and detecting the presence of a material in a container comprises a metal holding element (2) and a plastic probe element (7) which houses a sensor (8) protected against entry of external media by sealing rings (3, 4, 5, 6) made of materials belonging to different material groups.