Flow meter with a potential-free end contact switch

摘要

Device to be arranged in a pipeline for flow measurement of gases or liquids according to the float principle with a float (4) arranged in a narrow measuring tube (3), which contains an axially magnetized magnet with a diameter of 1-8 mm, and one to the side of the measuring tube (3) arranged subminiature protective gas contact switch (5), the sensitivity of which is 5 to 120 AW. The device can be enclosed by a housing (2).