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INTRINSICALLY-SAFE HANDHELD FIELD MAINTENANCE TOOL WITH IMPROVED HELP FUNCTION

  • US 20170146977A1
  • Filed: 02/03/2017
  • Published: 05/25/2017
  • Est. Priority Date: 07/28/2010
  • Status: Active Grant
First Claim
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1. An intrinsically-safe handheld field maintenance tool comprising:

  • a controller;

    a process communication module configured to communicate with a field device using a process communication protocol;

    a display coupled to the controller;

    a user interface module coupled to the controller and being configured to receive user input; and

    wherein the controller is configured to detect a user input help request and provide a video output on the display in response to the user input help request.

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