{"schemaVersion":1,"slug":"ansi-cam-operated-limit-switch","name":"ANSI/IEEE Cam-operated limit switch form","kind":"symbol","abbreviation":"LS CAM","aliases":["HLS11S13","VLS11S13","IEEE Limit Switch Normally Open - Cam Driven","ANSI Cam-operated limit switch"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEEE / ANSI","Manufacturer"],"summary":"IEEE-library form of cam-operated limit switch: a cam-operated limit switch changes its electrical contact state when a defined cam profile reaches the actuator.","description":["This reference locates cam-operated limit switch in Autodesk's IEEE-oriented limit switches family. A cam-operated limit switch changes its electrical contact state when a defined cam profile reaches the actuator. Its position function depends on the documented cam and mechanism relationship. The public library uses HLS11S13 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.","Read the operating mechanism and the contact reference state together. Cross-reference every associated contact to the same device and show which movement, signal or reset changes its condition; the symbol alone does not establish the complete switching sequence.","Link the cam position to the electrical contact schedule. Cam actuation is a mechanical input, not an electrically programmed timer. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted."],"readingNotes":["Link the cam position to the electrical contact schedule.","The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation."],"drawingChecklist":["Reference cam detail","Identify operated contact","State normal mechanism position"],"distinction":"Cam actuation is a mechanical input, not an electrically programmed timer.","facts":[{"label":"Convention evidence","value":"Autodesk IEEE Symbol Preview: Limit Switches; published form: Limit Switch Normally Open - Cam Driven."},{"label":"Public vendor block","value":"HLS11S13. Vendor library token, not an IEEE symbol number."},{"label":"Drawing role","value":"Actuated indication"},{"label":"Identifier status","value":"The short label is a functional lookup label, not an assigned IEC or IEEE symbol number. Any separately listed Autodesk code is a verified vendor block name."},{"label":"Artwork scope","value":"Original educational geometry. Exact standard graphics, product ratings and terminal pinouts are not certified."}],"references":[{"sourceId":"ansi-autodesk-c0135d6b-f4a5-4954-85e0-5b188e5ff5c9","relevance":"Public IEEE-oriented Limit Switches table explicitly lists HLS11S13 as Limit Switch Normally Open - Cam Driven. This supports the vendor convention context, not reproduction of the publisher graphic."}],"related":["cam-operated-limit-switch","plc-io","normally-open-contact"],"artwork":"s28-ansi-cam-operated-limit-switch","publishedOn":"2026-10-28","updatedOn":"2026-10-28","provenance":"independent-public-research","symbolVariant":{"convention":"IEEE / ANSI","form":"Limit Switch Normally Open - Cam Driven","reference":"Autodesk IEEE Symbol Preview: Limit Switches, block HLS11S13. Matching functional counterpart linked separately. Independently drawn educational geometry; not a certified IEEE glyph or database identifier.","counterpart":"cam-operated-limit-switch"},"plainEnglish":{"title":"What does ANSI/IEEE Cam-operated limit switch form mean?","introduction":"This reference locates cam-operated limit switch in Autodesk's IEEE-oriented limit switches family. A cam-operated limit switch changes its electrical contact state when a defined cam profile reaches the operating mechanism. Its position function depends on the documented cam and mechanism relationship. The public library uses HLS11S13 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.","example":"Read the operating mechanism and the contact reference state together. Cross-reference every associated contact to the same device and show which movement, signal or reset changes its condition; the symbol alone does not establish the complete switching sequence.","drawings":"Link the cam position to the electrical contact schedule. Cam operation is a mechanical input, not an electrically programmed timer. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted.","terms":[{"name":"Normally open / normally closed","meaning":"The contact state in the normal condition defined for the drawing."},{"name":"Signal","meaning":"Electrical information passed between devices, rather than necessarily the main power supply."},{"name":"Rating","meaning":"A value stating the conditions for which equipment is specified."}],"diagram":"flow","steps":["Identify the device and form","Read the connections and state","Check the equipment reference"],"caption":"A guide to reading this reference. The original symbol illustration and its drawing notes appear below; these boxes are not a wiring diagram.","sources":[{"label":"Autodesk IEEE Symbol Preview — Limit Switches","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-C0135D6B-F4A5-4954-85E0-5B188E5FF5C9.htm"}],"detail":"IEEE-library form of cam-operated limit switch: a cam-operated limit switch changes its electrical contact state when a defined cam profile reaches the operating mechanism. Cam operation is a mechanical input, not an electrically programmed timer.","profileId":"reviewed-symbol-20261028"},"url":"https://eloragrid.ai/symbols/ansi-cam-operated-limit-switch","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/ansi-cam-operated-limit-switch.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"ansi-autodesk-c0135d6b-f4a5-4954-85e0-5b188e5ff5c9","title":"Autodesk IEEE Symbol Preview — Limit Switches","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-C0135D6B-F4A5-4954-85E0-5B188E5FF5C9.htm","type":"cad-reference","scope":"Verified public IEEE-oriented vendor catalogue. Block names identify vendor symbols, not IEEE standard symbol numbers. Linked only; graphics and CAD files are not redistributed. IEEE/ANSI 315-1975 is a historical graphics reference with Inactive-Reserved status; this page does not certify current standards compliance.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Public IEEE-oriented Limit Switches table explicitly lists HLS11S13 as Limit Switch Normally Open - Cam Driven. This supports the vendor convention context, not reproduction of the publisher graphic."}]}