秤体包括加料装置和称量装置，称量控制系统主要包括称重传感器和二次仪表。

Weighing body includes loading device and weighing device, while weighing and control system includes weighing sensors and secondary instrumentation.

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介绍在化工生产中加料用的计量秤控制系统的设计方法及在S7 - 300 PLC上进行组态、编程的实现过程。

The design method and realization of measurement scale control system used to match material in chemical production was introduced. The configuration and LAD programming were based on the S7-300 PLC.

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