Electrical Single Point Borehole Extensometer

Borehole extensometer-single point

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Vibrating wire

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Available in single point, includes vw displacement sensor

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Deformation in ground/ rock mass, such as in tunnel, power house, deep excavation, mines, slopes

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Deformation/settlement/heave

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50, 100, 150 mm

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Thermal cycling (-20 to +80°C), thermal variation data, accuracy test, waterproof test for WP version (Sensor)

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Can be installed in a 50 mm borehole, and at location that are inaccessible

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