| 摘要 |
<p>The device (1) has a set of measuring heads (9, 9') arranged on an outer side of a housing wall (8) of a sensor (4), where the measuring heads are wrapped around a plastic housing (6) of the sensor and axially arranged at a distance from each other. The measuring heads have different distance from a monitored steel reinforcement (2) such that time course of corrosion is determined by an external electronic evaluation unit (5), where the corrosion proceeds toward the steel reinforcement. The electronic evaluation unit is provided as a portable device and/or measuring station. An independent claim is also included for a method for an operation of a measuring device.</p> |
