MAF_Bosch PDF

A technical documentation that details Bosch hot-film air-mass meters, types HFM 2 and HFM 5. This document provides comprehensive information on the measurement of air mass flow rate, including extensive measuring range and sensitivity for changes in flow rate. The application and design sections explain the role of ceramic substrates and film resistors in accurate measurements. Technical data charts and schematic diagrams illustrate construction, operating principles, and installation instructions. The document emphasizes low power input and durability against contaminants.