Automatic measuring device for electrical devices and measuring method thereof
An electrical equipment, automatic measurement technology, applied in the field of electronics, can solve problems such as inability to control uniformly, inability to judge heating equipment according to current changes, inability to measure working current, etc., to achieve the effect of efficient control
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[0024] Example one
[0025] Reference figure 1 , An automatic measurement device for electrical equipment, which includes a detection module, a control module, and a central processing unit; the detection module and the control module are all connected to the central processing unit; the detection module is connected to an external power source, the control module is connected to the electrical equipment, and the detection module Connected to the control module; the detection module is used to measure all the parameters of the current value, voltage value, power value and quality factor of the electrical equipment passing through the circuit, or only one or a few of them are measured; the control module uses In accordance with the operation command from the central processing unit, the executed circuit is controlled through the switch output, analog output or duty cycle output; the central processing unit is used to process the electrical signals collected by the detection module,...
Example Embodiment
[0029] Example two
[0030] Reference figure 2 The difference between the second embodiment and the first embodiment is that the automatic measuring equipment for electrical equipment in the second embodiment is also provided with a communication module, and the communication module is signally connected with the central processing unit. The other structure is the same as that of the first embodiment. The communication module of the present invention generally uses RS232, RS485, CAN bus, network cable, wireless communication module, etc., and the executed communication protocol generally includes general protocols such as MODBUS protocol, TCP\IP protocol, etc., and can also be a special protocol agreed within the user system. Through the setting of the communication module, it is convenient for the technical personnel to realize information sharing with the electrical equipment.
Example Embodiment
[0031] Example three
[0032] Reference image 3 The difference between the third embodiment and the second embodiment is that the automatic measuring equipment for electrical equipment in the third embodiment is additionally equipped with a human-computer interaction module, and the human-computer interaction module is signally connected to the central processing unit, and other structures are consistent with the second embodiment. The human-computer interaction module of the present invention includes an output device and an input device; among them, the output device is a device such as an LED indicator, a digital tube or a liquid crystal screen; the input device is a device such as a meter button, an LCD touch screen or a paperless recorder. Through the setting of human-computer interaction module, it is convenient for technicians to remotely monitor and control electrical equipment.
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