Description Overview GAOTek concrete vibration analyser is a kind of geotechnical in-situ monitoring instrument, which is suitable for all kinds of vibrating string sensor frequency signal acquisition, such as pore water pressure meter, axial force meter, anchor cable meter, earth pressure box, reinforcement meter, strain gauge, fracture meter. Features High degree of hardware integration Strong anti-interference ability High data accuracy Economic and environmental protection Technical Specifications Power supply Lithium battery charging built in backup battery Communication mode RS 485 Screen 43 in resistive screen,480 x 272 dot matrix Flash 32 MB Working time 10 hours @ 77 ºF (25 ºC) (approximate) Resolution 0.01 Hz Measuring range 400 Hz to 3800 Hz Lithium batteries 7.2 V, 45000 mAh Weight 1,6 lb (750 g) Dimension 6.14 in x 4.80 in x 1.41 in (156 mm x 122 mm x 36 mm)
