Description: Two-phase stepper motor control of four-beat programming, this course design is based on Siemens S7-200 series of small PLC. S7-200 with its high cost performance, a large domestic market share. S7-200 applies to all walks of life to detect, monitor and control automation, whether stand-alone or connected network can realize the complex control functions. In addition, S7-200 with high reliability, a rich instruction set and built-in integration capabilities, powerful communications capabilities and a wealth of expansion modules.
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可编程序控制器.doc