{"schemaVersion":1,"slug":"ultrasonic-distance-sensor","name":"Ultrasonic distance sensor","kind":"symbol","abbreviation":"US DIST","aliases":["Ultrasonic distance sensor","Ultrasonic distance sensor functional block","Ultrasonic distance sensor schematic reference"],"category":"measurement-protection","drawingTypes":["Schematic"],"referenceFamilies":["Manufacturer"],"summary":"An ultrasonic distance sensor uses sound beyond normal human hearing to obtain distance information.","description":["An ultrasonic distance sensor uses sound beyond normal human hearing to obtain distance information.","A sensing system can time a returned echo from a target within its specified operating conditions.","Show the sound path to the target and the returned echo as measurement roles, not electrical terminals. Time-of-flight arrangements derive distance from travel time under their specified conditions. Identify the medium and target so the drawing does not imply that one installation works through every obstacle or environment. This is original functional artwork, not a certified standard graphic or device pinout."],"readingNotes":["Identify target, medium and intended sensing direction.","Reference mounting and unusable near-range conditions.","Show the actual electrical output interface separately.","Target shape, medium and installation affect the measurement; the block does not specify a guaranteed range."],"drawingChecklist":["Identify target, medium and intended sensing direction.","Reference mounting and unusable near-range conditions.","Show the actual electrical output interface separately."],"distinction":"Target shape, medium and installation affect the measurement; the block does not specify a guaranteed range.","facts":[{"label":"Representation type","value":"Original functional block; not a certified IEC or IEEE graphic"},{"label":"Concept input","value":"Outgoing sound and echo"},{"label":"Concept output","value":"Distance-related output"}],"references":[{"sourceId":"pilot-01-ultrasonic-distance-sensor","relevance":"Primary-source technical context for this particular function; product-specific ratings remain with the manufacturer."}],"related":["temperature-measuring-transducer","hall-effect-current-sensor","magnetic-position-sensor","inductive-position-sensor"],"artwork":"expanded-ultrasonic-distance-sensor","publishedOn":"2026-10-27","updatedOn":"2026-10-27","provenance":"independent-public-research","plainEnglish":{"title":"What does Ultrasonic distance sensor mean?","introduction":"An ultrasonic distance sensor uses sound beyond normal human hearing to obtain distance information.","example":"A sensing system can time a returned echo from a target within its specified operating conditions.","drawings":"Show the sound path to the target and the returned echo as measurement roles, not electrical terminals. Time-of-flight arrangements derive distance from travel time under their specified conditions. Identify the medium and target so the drawing does not imply that one installation works through every obstacle or environment.","terms":[{"name":"Echo","meaning":"The returned sound associated with a reflecting target."},{"name":"Time of flight","meaning":"The measured travel time used by the selected ranging method."}],"diagram":"flow","caption":"Original functional explanation. Arrows show information or energy roles; two-headed arrows identify two-way interfaces. This is not a pinout, certified standards graphic or complete circuit.","sources":[{"label":"Ultrasonic measurement processing example","url":"https://www.ti.com/product/PGA460"}],"profileId":"researched-functional-reference","checklist":["Identify target, medium and intended sensing direction.","Reference mounting and unusable near-range conditions.","Show the actual electrical output interface separately."],"questions":[{"question":"Does the diagram specify a guaranteed distance range?","answer":"No. The selected sensor, target, medium and installation determine its operating range. The block explains the measurement principle and leaves those actual limits to the product documentation."}],"steps":["Outgoing sound and echo","Ultrasonic timing assessment","Distance-related output"],"bidirectional":false,"source":{"publisher":"Texas Instruments","title":"Ultrasonic measurement processing example","url":"https://www.ti.com/product/PGA460"}},"url":"https://eloragrid.ai/symbols/ultrasonic-distance-sensor","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/ultrasonic-distance-sensor.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pilot-01-ultrasonic-distance-sensor","title":"Ultrasonic measurement processing example","publisher":"Texas Instruments","url":"https://www.ti.com/product/PGA460","type":"manufacturer","scope":"Public manufacturer technical context for this function. Original educational explanation; no publisher graphics reproduced.","checkedOn":"2026-10-27","reuse":"link-only","relevance":"Primary-source technical context for this particular function; product-specific ratings remain with the manufacturer."}]}