The instrument uses optical projection, digital display, (2 species) electromagnetic head automatic drop hammer can automatically test read 0 ~ 22 mm cone buried depth, to determine the soil's liquid limit and plastic limit, is a civil engineer, transportation infrastructure necessary geotechnical instrumentation.
Technical parameters:
(1) The total weight of conical instrument: 76g ± 0.2g and 100g ± 0.2g
(2) Cone angle: 30 ° ± 0.2 °
(3) readings buried depth: 0 ~ 22mm
(4) measured reading accuracy: 0.1mm, estimated reading 0.05mm
(5) Measurement time: 5 seconds
(6) Magnetic attraction:> 100g
(7) Power: 220V ± 10%