The PLC is applicated in the steel tube galvanization process replace of traditional relay logic control to realize the automatic operation and fault treatment.
介绍采用PLC替代传统的继电器逻辑控制对钢管热镀锌的生产实现自动运行及故障处理。
Substitutes S7-200 series of PLC for relay control logic, realizes the automatic control for batching.
使用S7-200系列可编程序控制器（PLC）代替原来的继电器控制逻辑，实现了配料的自动控制。
Electronic no-grade timing, automatic constant high temperature, constant energy relay control and it is stabilization and reliable, long life and less noise.
电子无级变迅自动高温，固能继电器控制，稳定可靠、寿命长、低噪音。
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