The lower limit position of the slider journey, mobile adjustment, can be fine—tuned manually, digital show meter.

滑块行程下限位置，机动调整，手动微调，数字显示。

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This paper introduced the main characteristics and the connecting method of DDM4A digital show meter to PLC, and presented a multi-meter indication example of the Mitsubishi FX series PLC.

本文介绍了DDM4A数码显示表的主要特点及与PLC的接线方式，并给出了三菱fx系列plc编程的多表显示例程。

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