Intrinsically safe field maintenance tool
AssigneeFisher-Rosemount Systems, Inc.
InventorsMartin Zielinski, Daniel E. Vande Vusse, Kun Yang, Alan R. Dewey, Alden C. Russell, III
Life of this patent
Estimating the term…
Abstract
An improved intrinsically safe field maintenance tool is provided. The tool is operable with process communication loops in accordance with a plurality of process industry standard protocols. Aspects of the invention include hardware features such as an infrared port; removable memory module; and an expansion memory module. Additional aspects of the invention include protocol-specific diagnostic methods executable with the improved intrinsically safe field maintenance tool.
Claims10
An intrinsically safe field maintenance tool comprising:
- terminals selectably coupleable to a process communication loop having a process industry standard communication protocol;
- first and second media access units coupled to the terminals, wherein the first media access unit is adapted to communicate in accordance with a first process industry standard communication protocol, and wherein the second media access unit is adapted to communicate in accordance with a second process industry standard communication protocol;
- a processor coupled to the first and second media access units;
- a keypad coupled to the processor to receive user input;
- a display coupled to the processor to display data;
- and
- an infrared port coupled to the processor to wirelessly communicate with an external device.
An intrinsically safe field maintenance tool comprising:
- terminals selectably coupleable to a process communication loop having a process industry standard communication protocol;
- first and second media access units coupled to the terminals, wherein the first media access unit is adapted to communicate in accordance with a first process industry standard communication protocol, and wherein the second media access unit is adapted to communicate in accordance with a second process industry standard communication protocol;
- a processor coupled to the first and second media access units;
- a keypad coupled to the processor to receive user input;
- a display coupled to the processor to display data;
- and
- a removable memory module removably coupled to the processor.
An intrinsically safe field maintenance tool comprising:
- terminals selectably coupleable to a process communication loop having a process industry standard communication protocol;
- first and second media access units coupled to the terminals, wherein the first media access unit is adapted to communicate in accordance with a first process industry standard communication protocol, and wherein the second media access unit is adapted to communicate in accordance with a second process industry standard communication protocol;
- a processor coupled to the first and second media access units;
- a keypad coupled to the processor to receive user input;
- a display coupled to the processor to display data;
- and
- an expansion memory module coupled to the processor via a connector disposed on a mainboard.
Dependencies are inferred from the claim text.