Standard measurement unit and method used for electric energy metering remote on-line monitoring system
A monitoring system and electric energy measurement technology, applied in the field of monitoring systems, can solve the problems of reducing the measurement accuracy, low measurement accuracy, and reducing the operation efficiency of the monitoring system, and achieve the effect of improving the measurement accuracy and reducing the measurement accuracy.
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[0073] Example 1
[0074] Standard measurement unit for remote online monitoring system of electric energy measurement, such as Figure 1-7 As shown, including the current input card 5, the voltage input card 7, the load sampling card 11, the motherboard, the current input card 5, the voltage input card 7, and the load sampling card 11 are all connected to the motherboard 3, and also connected to the motherboard 3. The error calculation card 10, the current input card 5, the voltage input card 7, the load sampling card 11, and the error calculation card 10 are all connected to the motherboard 3 for signal transmission, respectively, from the current input card 5 and the voltage input card 7 The load sampling card 11 and the error calculation card 10 input the measurement signal and undergo signal processing, and then output the standard electric energy pulse signal to the standard electric energy pulse output terminal 2 through the motherboard 3. The current input card 5, the vo...
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