FAQs
- What does the HDA 7446 look like?
An HDA sensor cell with a thin-film strain gauge – positioned on a stainless-steel membrane – is the basis for this robust, long-life pressure transmitter.
What are HDA 7446 pressure ranges?HDA 7446 pressure ranges are between 0-40 bar and 0-600 bar.
What analogue output signals are available for integration into controls such as a PLC?HDA analogue output signals are 4-20mA or 0-10V for integration into modern controls on the standard version. More output signals are available on request.
What are some HDA 7446 features?Some HDA 7446 features include:
- accuracy ≤ ± 0.5% FS typ.,
- highly robust sensor cell,
- compact design,
- small temperature error,
- excellent EMC characteristics, and
- excellent durability.
What are suitable applications for the HDA 7446?The HDA 7446 was specifically developed for OEM applications, especially for use in confined cavities.




















