Vibrating wire earth pressure gauges and vibrating wire pore water pressure gauges, specified in JJF(Su)187-2016 Calibration Specification for Vibrating Wire Earth Pressure Gaugesand JJG(Transport)029-2017 Metrological Verification Regulation for Vibrating Wire Pore Water Pressure Gauges, are widely used in the construction industry.

To meet the metrological verification requirements for these instruments and address actual user needs, Xiamen Jiangjing Technology Co., Ltd.has developed a dedicated calibration system in strict accordance with the above regulations and specifications.

The complete system consists of a pressure generation pump, precision reference pressure gauge, sealed pressure vessel, vibrating wire readout instrument, digital thermometer, constant temperature bath and other components, enabling efficient and rapid verification of pore water pressure gauges and earth pressure gauges.

For further information regarding this calibration system, please contact Xiamen Jiangjing Technology Co., Ltd.