# US 10,871,416 B2 · Calibration work support device, calibration work support method, and non-transitory computer readable storage medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,871,416 B2 - Document ID: US10871416B2 - Status: Granted - Kind: B2 - Application number: 15/963,485 - Filed: 2018-04-26 - Published: 2018-11-01 - Granted: 2020-12-22 - Earliest claimed: 2017-04-28 - Assignees: Yokogawa Electric Corporation - Applicants: Yokogawa Electric Corporation - Inventors: Yusuke Yokota; Ryouhei Furihata - Web page: https://patentgrep.com/patent/US10871416B2 ## CPC - G01L 27/005: {Apparatus for calibrating pressure sensors} - G01L 27/002: {Calibrating, i.e. establishing true relation between transducer output value and value to be measured, zeroing, linearising or span error determination} - G01L: MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE (weighing G01G) ## Abstract A calibration work support device includes a calibration target setter configured to set a target value of a simulation signal that is input to a device in calibration of the device and an input order of the target value in the calibration, a simulation signal acquirer configured to acquire an input value based on the simulation signal input to the device, a graph generator configured to generate a graph indicating a transition of the target value set by the calibration target setter and the input value acquired by the simulation signal acquirer, and a data output unit configured to output the graph generated by the graph generator. ## Claims ### Claim 1 A calibration work support device that is connected to a field device and an acquiring device, the field device measuring a physical quantity in a plant, the acquiring device acquiring an input value based on a simulation signal for calibration input from a simulation signal generator to the field device, the calibration work support device comprising: a calibration target setter configured to set a target value of the simulation signal that is input from the simulation signal generator to the field device in the calibration of the field device and an input order of the target value in the calibration; a simulation signal acquirer configured to acquire, from the acquiring device, the input value based on the simulation signal input to the field device; a graph generator configured to generate a graph indicating the target value set by the calibration target setter and a transition with elapse of time of the input value acquired by the simulation signal acquirer; and a data output unit configured to output the graph generated by the graph generator. ### Claim 2 (depends on 1) The calibration work support device according to claim 1, further comprising: a progress data generator configured to generate progress data indicating a progress situation of the calibration in the input order set by the calibration target setter, wherein the data output unit further outputs the progress data generated by the progress data generator. ### Claim 3 (depends on 2) The calibration work support device according to claim 2, wherein the progress data generator generates the progress data in a list form of an input schedule and an input result of the simulation signal. ### Claim 4 (depends on 1) The calibration work support device according to claim 1, further comprising: an operation unit that is used for performing a recording operation of recording an output value that is output from the field device in accordance with the simulation signal; and an instruction unit configured to instruct recording of the output value when the recording operation is performed. ### Claim 5 (depends on 4) The calibration work support device according to claim 4, wherein the operation unit is used for performing a progress operation for progressing the calibration in the input order, and wherein the instruction unit instructs progress of the calibration when the progress operation is performed. ### Claim 6 (depends on 1) The calibration work support device according to claim 1, further comprising: an output value acquirer configured to acquire an output value that is output from the field device in accordance with the simulation signal input to the field device, wherein the data output unit further outputs the output value acquired by the output value acquirer. ### Claim 7 (depends on 1) The calibration work support device according to claim 1, further comprising: a data storage that stores a calibration history in which at least one of the target value set by the calibration target setter, the input order set by the calibration target setter, the input value acquired by the simulation signal acquirer, or the graph generated by the graph generator is combined with information on the field device. ### Claim 8 (depends on 7) The calibration work support device according to claim 7, wherein the data output unit outputs the calibration history stored in the data storage. ### Claim 9 (depends on 7) The calibration work support device according to claim 7, wherein the data storage further stores an example graph showing a transition of the input value, and wherein the graph generator generates the graph for displaying the example graph stored in the data storage together with the target value. ### Claim 10 (depends on 7) The calibration work support device according to claim 7, wherein the data storage further stores interruption of an input of the simulation signal and resumes storage of the calibration history resumed when the input of the simulation signal is resumed. ### Claim 11 (depends on 1) The calibration work support device according to claim 1, wherein the graph generator adds a mark indicating that the input value has been acquired at the target value to the graph. ### Claim 12 A calibration work support method performed by a calibration work support device that is connected to a field device and an acquiring device, the field device measuring a physical quantity in a plant, the acquiring device acquiring an input value based on a simulation signal for calibration input from a simulation signal generator to the field device, the calibration work support method comprising: setting, by a calibration target setter, a target value of the simulation signal that is input from the simulation signal generator to the field device in the calibration of the field device and an input order of the target value in the calibration; acquiring, by a simulation signal acquirer, from the acquiring device, the input value based on the simulation signal input to the field device; generating, by a graph generator, a graph indicating the target value set by the calibration target setter and a transition with elapse of time of the input value acquired by the simulation signal acquirer; and outputting, by a data output unit, the graph generated by the graph generator. ### Claim 13 (depends on 12) The calibration work support method according to claim 12, further comprising: generating, by a progress data generator, progress data indicating a progress situation of the calibration in the input order set by the calibration target setter; and outputting, by the data output unit, the progress data generated by the progress data generator. ### Claim 14 (depends on 13) The calibration work support method according to claim 13, further comprising: generating, by the progress data generator, the progress data in a list form of an input schedule and an input result of the simulation signal. ### Claim 15 (depends on 12) The calibration work support method according to claim 12, further comprising: performing, by using an operation unit, a recording operation of recording an output value that is output from the field device in accordance with the simulation signal; and instructing, by an instruction unit, recording of the output value when the recording operation is performed. ### Claim 16 (depends on 15) The calibration work support method according to claim 15, further comprising: performing, by using the operation unit, performing a progress operation for progressing the calibration in the input order; and instructing, by the instruction unit, progress of the calibration when the progress operation is performed. ### Claim 17 (depends on 12) The calibration work support method according to claim 12, further comprising: acquiring, by an output value acquirer, an output value that is output from the field device in accordance with the simulation signal input to the field device; and outputting, by the data output unit, the output value acquired by the output value acquirer. ### Claim 18 (depends on 12) The calibration work support method according to claim 12, further comprising: storing, into a data storage, a calibration history in which at least one of the target value set by the calibration target setter, the input order set by the calibration target setter, the input value acquired by the simulation signal acquirer, or the graph generated by the graph generator is combined with information on the field device. ### Claim 19 (depends on 18) The calibration work support method according to claim 18, further comprising: outputs, by the data output unit, the calibration history stored in the data storage. ### Claim 20 A non-transitory computer readable storage medium storing one or more calibration work support programs configured for execution by a calibration work support device that is connected to a field device and an acquiring device, the field device measuring a physical quantity in a plant, the acquiring device acquiring an input value based on a simulation signal for calibration input from a simulation signal generator to the field device, the one or more calibration work support programs comprising instructions for: setting a target value of the simulation signal that is input from the simulation signal generator to the field device in the calibration of the field device and an input order of the target value in the calibration; acquiring, from the acquiring device, the input value based on the simulation signal input to the field device; generating a graph indicating the target value which has been set and a transition with elapse of time of the input value which has been acquired; and outputting the graph which has been generated.