Abstract
In view of the popularity of mobile device within the industry, a mobile monitor extension of PC-PLC architecture is designed and implemented. The extension module utilizes OLE for Process Control (OPC) technology to access industry control configuration software, and then publishes monitoring operations as service by employing Windows Communication Foundation (WCF), so that management staffs can monitor the process of production by any mobile device which has ability to invoke web service. Since Android operation system has a high market share, some industry controls based on Android are developed, which have been used to configure production pictures. Combing production picture generated in advance and real-time production data, the extension module is able to provide the capability of visual monitoring at any time and place.
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