目前市場上的PLC產品眾多，國外品牌有德國的SIEMENS;日本的 OMRON、MITSUBISHI、FUJI、Panasonic;美國的GE;韓國的LG等。國產品牌有研華、研祥、合力時等。近幾年，PLC產品的價格有較大的下降，其性價比越來越高。PLC 的選型應從以下幾個方面入手。
The GE Versamax IC200CHS101 is a disconnect-style interposing i/o terminal main bate. GE Versamax IC200CHS101 provides terminals that correspond to the "a" terminals on a Versamax i/o module. ge Versamax has a connector (j1) for attaching a cable from the connector-style i/o carrier and 36 box-style terminals for field i/o wiring and power connections.
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