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APPARATUS AND METHOD FOR DATA ACQUISITION

  • US 20140344445A1
  • Filed: 04/08/2014
  • Published: 11/20/2014
  • Est. Priority Date: 05/14/2013
  • Status: Active Grant
First Claim
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1. A data acquisition apparatus linked to a history server for the monitoring and control of an industrial facility, the data acquisition apparatus comprising:

  • a local data storage unit;

    a data acquisition unit acquiring data; and

    a control unit storing data acquired by the data acquisition unit in the local data storage unit, wherein when stored data exceeds a predetermined capacity, the control unit transmits data to a history server, and when it is confirmed by the history server that data transmission is successful, the control unit deletes corresponding data from the local data storage unit.

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