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无锡衡器厂的开发新品——RCS—120电子人体秤。其最大称量120kg、精度1/400、分辨率0.1kg。并具有显示数值的保留和延时功能。本文就以上要求,提出了整机系统结构、误差分配和设计的测量电路。并对各部分电路的计算,分析,元器件的选择,整机调试分别作了介绍。
Wuxi weighing plant development of new products - RCS-120 electronic human scale. Its maximum weighing 120kg, accuracy of 1/400, resolution 0.1kg. And has displayed the value of the retention and delay functions. In this paper, the above requirements, put forward the whole system structure, error distribution and design of the measurement circuit. And each part of the circuit calculation, analysis, component selection, 整机 debugging were introduced.