Comprehensive experiment table data acquisition device

The utility model relates to a comprehensive experiment table data acquisition device which comprises a PLC programmable controller and a digital/analog conversion module that are electrically connected. The digital/analog conversion module is connected with a secondary instrument. The secondary instrument receives the signal which is transmitted from the sensor. The PLC programmable controller is connected with a touch screen. According to the comprehensive experiment table data acquisition device, the PLC and data conversion module for industry are adopted; the touch screen system is adopted as a man-machine interface; and the high-precision secondary instrument is used for data correction. The comprehensive experiment table data acquisition device has the following advantages: high reliability, high precision, easy use and lower cost.