Method for using portable wireless devices to monitor industrial controllers
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United States of America Patent
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Nov 15, 2005
Grant Date -
Jun 6, 2002
app pub date -
Dec 6, 2000
filing date -
Dec 6, 2000
priority date (Note) -
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Abstract
A system and method for controlling and monitoring an industrial controller using a portable wireless device. The system includes a programmable logic controller (PLC), a local server for exchanging communication with the PLC, a Internet Service Provider (ISP) server for exchanging communication with the local server using the Internet, and a wireless user communication device for exchanging communication with the ISP server. A user utilizes the Internet to monitor the operation of the PLC and input control commands to the PLC using the wireless user communication device.
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