System and method of automatic measurement of digital multimeter
A digital multimeter and automatic metering technology, applied in the field of multimeter metering, can solve the problems of low detection efficiency, failure to meet the needs of metering, time-consuming and labor-intensive problems, and achieve the effect of reducing non-systematic errors
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[0021] Automatic metering systems for digital multimeters, such as figure 1 As shown, it includes a computer, a multifunctional calibrator connected to the computer via the IEEE484 bus, and a manipulator controlled by the computer for adjusting the gear position of the digital multimeter. The computer controls the manipulator by controlling the rotation angle of the stepping motor. Photographing the digital multimeter display and sending the shooting information to the camera of the computer and the printer connected to the computer USB also includes a sequence control device and a control module in the computer. The sequence control device includes a multi-function calibrator and multiple The sequence control box between the wiring control boxes and the wiring control box connected to the digital multimeter in one-to-one correspondence; the sequence control box preselects the digital multimeter by connecting the required wiring control box.
[0022] The wiring control box aut...
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