SENSOR FOR USE IN AUTOMATION TECHNOLOGY AND METHOD FOR TRANSFERRING CONFIGURATION DATA FROM AN EXTERNAL COMPUTER TO A SENSOR
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Abstract
The present invention is directed to a sensor for use in automation technology and a method for transferring configuration data from an external computer to a sensor. The sensor includes: a sensor element for measuring a physical variable; a control/evaluation unit for controlling the sensor element, for processing a measuring signal from the sensor element, and for outputting an output signal to a computer interface; wherein the control/evaluation unit includes a memory for storing at least configuration data and program data, the control/evaluation unit cooperating, in an operating mode, with the computer interface for connecting the sensor to a peripheral unit, and wherein the sensor is supplied with electrical energy by the peripheral unit, in the operating mode; wherein the computer interface is adapted for use in a configuring mode for direct connection of the sensor to an external computer; the sensor is supplied with electrical energy by the external computer via the computer interface, in the configuring mode; and the computer interface is adapted to transfer, in the configuring mode, configuration data differentially between the sensor and the external computer through two wires of a data line at a bandwidth of more than 1 MBit/s.
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Citations
45 Claims
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1-18. -18. (canceled)
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19. A sensor for use in automation technology for detection of a measurand, comprising:
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a sensor element for measuring a physical variable; a control/evaluation unit for controlling the sensor element, for processing a measuring signal from the sensor element, and for outputting an output signal to a computer interface; wherein the control/evaluation unit includes a memory for storing at least configuration data and program data, the control/evaluation unit cooperating, in an operating mode, with the computer interface for connecting the sensor to a peripheral unit, and wherein the sensor is supplied with electrical energy by the peripheral unit, in the operating mode; wherein the computer interface is adapted for use in a configuring mode for direct connection of the sensor to an external computer; the sensor is supplied with electrical energy by the external computer via the computer interface, in the configuring mode; and the computer interface is adapted to transfer, in the configuring mode, configuration data differentially between the sensor and the external computer through two wires of a data line at a bandwidth of more than 1 MBit/s. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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35. A method for transferring configuration data from an external computer to a sensor for automation technology,
wherein the sensor is connected via a computer interface, in a configuring mode, directly to an external computer and is supplied with electrical energy by the external computer; -
wherein configuration data are differentially transferred between the sensor and the external computer in the configuring mode via two wires of a data line at a bandwidth of more than 1 MBit/s; wherein the same computer interface is adapted to connect the sensor to a peripheral unit in an operating mode; and wherein the sensor is supplied with electrical energy, in the operating mode, by the peripheral unit via the computer interface. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45)
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Specification