介绍PLC对数字量信号和模拟量信号的采样和滤波处理方法。
The sampling and filtering methods with PLC for digital and analog signals are described in the article.
离散量信号测试模块完成离散量信号和离散量输入卡的自动测试。
The discrete magnitude signal test module realized the auto test for discrete magnitude signal and discrete magnitude input card.
从工程实际出发，介绍了PLC控制系统中离散量信号的采样滤波方法。
Based on the practical application, the filtering method of the discrete signal for PLC control system are introduced in details in this paper.
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