{"schemaVersion":1,"slug":"iec-timed-operation-qualifier","name":"Timed-operation qualifier","kind":"symbol","abbreviation":"Q021327","aliases":["Timed-operation qualifier symbol","Q021327","Timed-operation qualifier IEC reference"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"A timed-operation qualifier identifies operation influenced by the documented timing function.","description":["A timed-operation qualifier identifies operation influenced by the documented timing function. A timing relationship describes when an action follows an initiating event. It does not decide whether the timing continues after the input disappears or how the function resets.","Document the input transition, the timed output and the intended timing mode. The main contact or actuator representation still supplies the resulting state."],"readingNotes":["State the trigger, timing mode and reset condition separately.","A generic timing indication does not distinguish on-delay, off-delay or pulse operation."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","State the trigger, timing mode and reset condition separately.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"A generic timing indication does not distinguish on-delay, off-delay or pulse operation.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"Q021327 (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"State the trigger, timing mode and reset condition separately."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"iec-public-operating","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}],"related":["relay-coil","normally-open-contact"],"artwork":"edu-iec-timed-operation-qualifier","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Timed-operation qualifier","reference":"Autodesk IEC-60617 Symbol Preview — Operating-device and function qualifiers; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-timed-operation-qualifier","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-timed-operation-qualifier.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"iec-public-operating","title":"Autodesk IEC-60617 preview: Operating-device and function qualifiers","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-3598E18D-9F8A-48CE-83D0-4CEBA0AE869C.htm","type":"cad-reference","scope":"Public publisher IEC-context family names and vendor block references. No vendor images or CAD library files are reproduced, and vendor tokens are not presented as verified IEC database identifiers.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}]}