{"id":1131,"date":"2026-08-18T09:00:00","date_gmt":"2026-08-18T01:00:00","guid":{"rendered":"https:\/\/lemaele.com\/blog\/latching-limit-switch-oem-guide\/"},"modified":"2026-08-18T09:00:00","modified_gmt":"2026-08-18T01:00:00","slug":"latching-limit-switch-oem-guide","status":"publish","type":"post","link":"https:\/\/lemaele.com\/fr\/blog\/latching-limit-switch-oem-guide\/","title":{"rendered":"Reviewing Held-State Logic Inputs for a Limit Switch"},"content":{"rendered":"<div class=\"b2b-article\">\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Held-state machine logic must be defined in the circuit and reset sequence before a limit switch is selected.<\/strong> Record the required state, reset path, operator access, mounting and verification conditions in the inquiry.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Important :<\/strong> actuator shape or a generic switch description does not prove a model latches, supports a specific circuit, rating, approval or life. Source note: use selected-model documentation and IEC 60947-5-1 scope before release.<\/p>\n<p>\u2013 FAQ<\/p>\n<figure style=\"margin:26px 0;text-align:center\" class=\"wp-block-image size-large b2b-article-figure\"><img style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/lemaele.com\/wp-content\/uploads\/2026\/05\/WL-D11-limit-switch.webp\" alt=\"LEMA limit switch for held-state logic inquiry planning\" loading=\"lazy\" decoding=\"async\" title=\"\"><\/figure>\n<nav class=\"b2b-toc\" style=\"background:#f5f8fa;padding:16px 20px;border-radius:8px;margin:0 0 24px\">\n<h2 id=\"contents\" style=\"margin:42px 0 14px;scroll-margin-top:96px\">Sommaire<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-1-what-is-held-state-logic\">Part 1. What is held-state logic?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-2-which-state-and-reset-inputs-should-be-documented\">Part 2. Which state and reset inputs should be documented?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-3-how-should-circuit-behavior-be-recorded\">Part 3. How should circuit behavior be recorded?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-4-which-mounting-and-service-details-matter\">Part 4. Which mounting and service details matter?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-5-why-does-a-general-guide-not-prove-model-behavior\">Part 5. Why does a general guide not prove model behavior?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-6-what-should-be-validated-before-release\">Partie 6. Quels \u00e9l\u00e9ments faut-il valider avant la mise en production ?<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"#part-7-how-can-lema-support-an-inquiry\">Partie 7. Comment LEMA peut-elle accompagner une demande de renseignements ?<\/a><\/li>\n<\/ul>\n<\/nav>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-1-what-is-held-state-logic\">Part 1. What is held-state logic?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">It describes a required machine state that remains defined until the documented reset condition occurs. The schematic and operating sequence, rather than a product name, define the intended behavior.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Commencez par les <a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/lemaele.com\/fr\/limit-switch\/\">gamme de produits d'interrupteurs de fin de course LEMA<\/a> once the control sequence is written.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-2-which-state-and-reset-inputs-should-be-documented\">Part 2. Which state and reset inputs should be documented?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">State the triggering event, required held condition, reset method, reset location, operator instructions and access restrictions. Include a sequence diagram or control drawing with the request.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Entr\u00e9e<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Document<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Demande de devis<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u00c9tat<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Trigger and required held condition<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Oui<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">R\u00e9armement<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Method, location and operator access<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Oui<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Interface<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Circuit and mounting context<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Oui<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-3-how-should-circuit-behavior-be-recorded\">Part 3. How should circuit behavior be recorded?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Provide the drawing, state transition, required response, wiring method and interface to the machine controls. Keep the logic description with the physical installation information.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Utilisez le <a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/lemaele.com\/fr\/blog\/spdt-limit-switch-selection-guide\/\">circuit-form context<\/a> for related contact-selection inputs.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-4-which-mounting-and-service-details-matter\">Part 4. Which mounting and service details matter?<\/h2>\n<figure style=\"margin:26px 0;text-align:center\" class=\"wp-block-image size-large b2b-article-figure\"><img style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/lemaele.com\/wp-content\/uploads\/2026\/05\/WL-D11-limit-switch.2.webp\" alt=\"LEMA limit switch detail for mounting and reset-path review\" loading=\"lazy\" decoding=\"async\" title=\"\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">Review actuator path, adjustment, cable clearance, reset access, inspection and replacement process. The operator and technician must be able to follow the documented reset procedure on the installed machine.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-5-why-does-a-general-guide-not-prove-model-behavior\">Part 5. Why does a general guide not prove model behavior?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">A general logic article cannot establish a device\u2019s contact form, latching behavior, duty, approval, protection or life. Those requirements remain subject to selected-model documentation and the final circuit review.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-6-what-should-be-validated-before-release\">Partie 6. Quels \u00e9l\u00e9ments faut-il valider avant la mise en production ?<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Validate the representative machine for trigger event, held state, reset sequence, circuit response, access and service procedure. Preserve the accepted configuration with the release documentation.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>Limites d'utilisation :<\/strong> this guide structures logic inputs; it does not certify a model or machine control function.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"part-7-how-can-lema-support-an-inquiry\">Partie 7. Comment LEMA peut-elle accompagner une demande de renseignements ?<\/h2>\n<figure style=\"margin:26px 0;text-align:center\" class=\"wp-block-image size-large b2b-article-figure\"><img style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/lemaele.com\/wp-content\/uploads\/2026\/05\/WL-D11-limit-switch.3.webp\" alt=\"LEMA limit switch product view for held-state OEM inquiry\" loading=\"lazy\" decoding=\"async\" title=\"\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">Utilisez le <a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/lemaele.com\/fr\/limit-switch\/\">Limit Switch product route<\/a> after defining the circuit and reset sequence.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/lemaele.com\/fr\/contact-us\/\">Send a held-state RFQ<\/a> with state, reset, circuit, mounting and sample inputs.<\/p>\n<p>## FAQ<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"what-is-held-state-logic\">What is held-state logic?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">It is a documented machine state that remains defined until its stated reset condition occurs.<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"which-reset-inputs-belong-in-an-rfq\">Which reset inputs belong in an RFQ?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Include method, location, operator access, instructions and the related sequence drawing.<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"does-an-actuator-shape-define-the-circuit\">Does an actuator shape define the circuit?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. The schematic and selected-model documentation define intended behavior.<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"how-should-the-reset-path-be-documented\">How should the reset path be documented?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Record the triggering event, held condition, reset method and the installed operator access.<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"can-a-general-guide-confirm-a-latching-model\">Can a general guide confirm a latching model?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. Confirm actual device behavior from selected-model documentation.<\/p>\n<h3 style=\"margin:28px 0 12px\" id=\"what-should-be-validated-before-release\">Quels \u00e9l\u00e9ments doivent \u00eatre valid\u00e9s avant la mise en service ?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Validate trigger, held state, reset sequence, circuit response and service access.<\/p>\n<p>R\u00e9f\u00e9rences ##<\/p>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/webstore.iec.ch\/en\/publication\/60947\" target=\"_blank\" rel=\"noopener\">Famille de publications CEI 60947<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a style=\"color:#f27c00;text-decoration:underline\" href=\"https:\/\/www.omron.com\/global\/en\/products\/family\/3215\/\" target=\"_blank\" rel=\"noopener\">Industry limit-switch product-family example<\/a><\/li>\n<\/ul>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Held-state machine logic must be defined in the circuit and reset sequence before a limit switch is selected. Record the required state, reset path, operator access, mounting and verification conditions in the inquiry. Important: actuator shape or a generic switch description does not prove a model latches, supports a specific circuit, rating, approval or life. [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":287,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1131","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/posts\/1131","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/comments?post=1131"}],"version-history":[{"count":0,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/posts\/1131\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/media\/287"}],"wp:attachment":[{"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/media?parent=1131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/categories?post=1131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lemaele.com\/fr\/wp-json\/wp\/v2\/tags?post=1131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}