Measuring principle

An innovative, specially manufactured pendulum system is suspended between two electrodes made of temperature-insensitive materials in a sealed and electrically shielded space. The deflection of the membrane is measured and evaluated with high-precision evaluation electronics. In doing so, deflections in the single-digit nanometer range can be measured. The noise resulting from the measuring principle and the physical properties of the measuring system is filtered by the digital filter connected measuring electronics.

 

The non-linear properties and temperature influences are linearized and compensated by a special calibration procedure on a high-precision calibration system. The available digital measurement signal is transmitted via a bus system to the connected systems.

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