Testing system for float liquid level transmitter

A testing system for float liquid level transmitter, the testing system comprising:

• a float liquid level transmitter;
• a testing device comprising:
• a computation unit electrically connected to the float liquid level transmitter;
• an operation interface electrically connected to the computation unit and operated to input basic data for the float liquid level transmitter, wherein the basic data is sent to the computation unit for further processing;
• a storage unit electrically connected to the computation unit to store an analyzed result from the computation unit;
• a display unit electrically connected to the computation unit;
• wherein the computation unit is configured to control the display unit to display the basic data of the testing system, a data calibration table and a calibration curve, and the computation unit is configured to control the operation interface to receive the basic data for the float liquid level transmitter;
• wherein the computation unit is configured to compute the basic data to obtain corresponding standard values and to control the display unit to display the standard values;
• wherein, after the float liquid level transmitter performs measurement, the computation unit is configured to fetch displayed values measured by the float liquid level transmitter and obtain an error range by comparing the displayed values with the standard values;
• the computation unit is configured to analyze the error range to provide analyzed data and determine whether the float liquid level transmitter is qualified based on the error range;
• wherein the computation unit is configured to generate the calibration curve based on the analyzed data and to control the display unit to display the calibration curve, the calibration curve displays all of the displayed values for various liquid heights, all of the standard values for various liquid heights;
• wherein the computation unit is configured to generate a determination result and to control the display unit to display the determination result to show whether the float liquid level transmitter is qualified;
• and
• wherein when a user inputs the basic data, an input percentage (%), the standard value (mA), the displayed value (mA), and the error percentage will be all shown in the data calibration table for facilitating the user to check if the float liquid level transmitter is qualified.