GPR200 paperless recorder is an input signal that needs to be monitored and recorded in the industrial field, such as the temperature signal of the thermal resistance and the thermocouple, the flow signal of the flow meter, the pressure signal of the pressure transmitter etc. Data processed by high-performance microprocessors, on the one hand the high-resolution liquid crystal display screen is displayed in various forms on the screen, on the other hand these monitoring data signals stored in the interior of the large-capacity memory chip meter, for Data and graphical query, flip and print directly on the meter.