Used to determine the strain in concrete specimens and structures, rock strata etc. in remote areas and under adverse conditions using a single instrument. The strain gauge consists of an extensometer with an battery powered digital gauge, reading in mm (sensitivity 0.001mm) and in inches (sensitivity 0.0001 inch).Complete with battery and RS232 connector for connection to a PC, calibration bar, 50 locating discs & tube of special adhesive.

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