摘 要:本文介紹利用協議轉換器(或稱為網橋、網關)實現西門子S7-1200/S7-1500 PLC與帶有MODBUS變頻器、儀表設備通訊接口進行方便、高效的數據交換。
關鍵詞:PROFINET CMDC2PN9 PLC 網關
Abstract: In this paper, we use the protocol converter (or bridge, gateway) to realize the convenient and efficient data exchange between the SIEMENS S7-1200/S7-1500 PLC and the communication interface with the MODBUS transducer and instrument.
Key words: PROFINET &n
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