{"id":864,"date":"2026-04-09T01:37:10","date_gmt":"2026-04-09T01:37:10","guid":{"rendered":"https:\/\/industrialsafetysensor.com\/?page_id=864"},"modified":"2026-04-09T01:41:38","modified_gmt":"2026-04-09T01:41:38","slug":"beam-count-protection-height-calculator","status":"publish","type":"page","link":"https:\/\/industrialsafetysensor.com\/fr\/safety-light-curtains\/elevator-light-curtain\/beam-count-protection-height-calculator\/","title":{"rendered":"Calculateur de hauteur de nombre de faisceaux et de protection"},"content":{"rendered":"<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-8d344c2\" data-block-id=\"8d344c2\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-8d344c2-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-d98730b\" data-v=\"4\" data-block-id=\"d98730b\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-d98730b-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-d98730b-inner-blocks\"><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-3a5933f\" data-block-id=\"3a5933f\"><div class=\"stk-row stk-inner-blocks has-text-align-center stk-block-content stk-content-align stk-3a5933f-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-1c4ab32\" data-v=\"4\" data-block-id=\"1c4ab32\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-1c4ab32-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-1c4ab32-inner-blocks\"><div class=\"ct-breadcrumbs\" data-source=\"rankmath\" ><nav aria-label=\"chapelure\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Accueil<\/span><\/p><\/nav><\/div><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-42abc05\" data-block-id=\"42abc05\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-42abc05-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-9471234\" data-v=\"4\" data-block-id=\"9471234\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-9471234-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-9471234-inner-blocks\">\n<style>\n  \/* 1. \u9876\u7ea7\u4f5c\u7528\u57df\uff1a\u6240\u6709\u6837\u5f0f\u4e25\u683c\u9694\u79bb *\/\n  #qjkh-beam-calc-module {\n    width: 100% !important;\n    background-color: transparent !important;\n    padding: 40px 20px !important; \/* \u9075\u5faa 40px Section \u9ad8\u5ea6\u89c4\u8303 *\/\n    box-sizing: border-box !important;\n    display: flex !important;\n    justify-content: center !important;\n  }\n\n  #qjkh-beam-calc-module * {\n    box-sizing: border-box !important;\n  }\n\n  \/* 2. \u6838\u5fc3\u5bb9\u5668\u4e0e SEO \u6807\u9898 *\/\n  #qjkh-beam-calc-module .qjkh-container {\n    width: 100% !important;\n    max-width: 1280px !important;\n    display: flex !important;\n    flex-direction: column !important;\n    align-items: center !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-h2-title {\n    font-size: 32px !important;\n    color: #181818 !important;\n    text-align: center !important;\n    margin: 0 0 10px 0 !important;\n    line-height: 1.3 !important;\n    font-weight: 700 !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-subtitle {\n    text-align: center !important;\n    color: #484848 !important;\n    margin: 0 0 40px 0 !important;\n    font-size: 16px !important;\n    line-height: 1.6 !important;\n  }\n\n  \/* 3. \u6241\u5e73\u5316\u8868\u5355\u533a (\u63a7\u5236\u5728 800px \u4ee5\u5185) *\/\n  #qjkh-beam-calc-module .qjkh-form-wrapper {\n    width: 100% !important;\n    max-width: 800px !important;\n    display: flex !important;\n    flex-direction: column !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-input-row {\n    display: grid !important;\n    grid-template-columns: 1fr 1fr !important;\n    gap: 24px 30px !important;\n    margin-bottom: 24px !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-label {\n    display: block !important;\n    font-weight: 600 !important;\n    font-size: 15px !important;\n    margin-bottom: 8px !important;\n    color: #303030 !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-hint {\n    font-size: 13px !important;\n    color: #666666 !important;\n    margin: 6px 0 0 0 !important;\n  }\n\n  \/* \u6781\u7b80\u8f93\u5165\u6846\u4e0e\u4e0b\u62c9\u6846 *\/\n  #qjkh-beam-calc-module .qjkh-input,\n  #qjkh-beam-calc-module .qjkh-select {\n    width: 100% !important;\n    height: 48px !important;\n    padding: 0 16px !important;\n    border: 1px solid rgba(48,48,48,0.2) !important;\n    font-size: 15px !important;\n    color: #181818 !important;\n    background-color: #FFFFFF !important;\n    border-radius: 2px !important;\n    transition: border-color 0.2s ease, box-shadow 0.2s ease !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-select {\n    appearance: none !important;\n    -webkit-appearance: none !important;\n    background-image: url(\"data:image\/svg+xml;charset=UTF-8,%3csvg xmlns='http:\/\/www.w3.org\/2000\/svg' viewBox='0 0 24 24' fill='none' stroke='%23303030' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c\/polyline%3e%3c\/svg%3e\") !important;\n    background-repeat: no-repeat !important;\n    background-position: right 12px center !important;\n    background-size: 16px !important;\n    cursor: pointer !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-input:focus,\n  #qjkh-beam-calc-module .qjkh-select:focus {\n    outline: none !important;\n    border-color: #303030 !important;\n    box-shadow: 0 0 0 3px rgba(48,48,48,0.1) !important;\n  }\n\n  \/* \u8ba1\u7b97\u6309\u94ae\uff1a\u6c89\u5e95\u8bbe\u8ba1 *\/\n  #qjkh-beam-calc-module .qjkh-btn-calc {\n    display: block !important;\n    width: 100% !important;\n    padding: 16px !important;\n    background-color: #303030 !important;\n    color: #FFFFFF !important;\n    border: none !important;\n    font-size: 16px !important;\n    font-weight: 600 !important;\n    cursor: pointer !important;\n    border-radius: 2px !important;\n    margin-top: 10px !important;\n    margin-bottom: 30px !important; \/* \u4e0e\u4e0b\u65b9\u7ed3\u679c\u533a\u62c9\u5f00\u8ddd\u79bb *\/\n    transition: background-color 0.2s ease !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-btn-calc:hover {\n    background-color: #181818 !important;\n  }\n\n  \/* 4. \u7ed3\u679c\u5c55\u793a\u533a (#FFF0F0 \u5fae\u6696\u8272\u80cc\u666f) *\/\n  #qjkh-beam-calc-module .qjkh-result-box {\n    display: none !important;\n    padding: 40px 30px !important;\n    background-color: #FFF0F0 !important; \n    border-top: 4px solid #303030 !important;\n    border-radius: 2px !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-result-box.qjkh-show {\n    display: block !important;\n    animation: qjkhSlideDown 0.4s ease forwards !important;\n  }\n\n  @keyframes qjkhSlideDown {\n    from { opacity: 0; transform: translateY(-10px); }\n    to { opacity: 1; transform: translateY(0); }\n  }\n\n  \/* \u7ed3\u679c\u533a\u8bed\u4e49\u5316 H3 *\/\n  #qjkh-beam-calc-module .qjkh-h3-title {\n    font-size: 22px !important;\n    font-weight: 700 !important;\n    color: #303030 !important;\n    margin: 0 0 24px 0 !important;\n    text-align: center !important;\n  }\n\n  \/* \u6838\u5fc3\u6307\u6807\u7f51\u683c *\/\n  #qjkh-beam-calc-module .qjkh-metric-grid {\n    display: grid !important;\n    grid-template-columns: repeat(3, 1fr) !important;\n    gap: 16px !important;\n    margin-bottom: 40px !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-metric {\n    text-align: center !important;\n    padding: 20px 15px !important;\n    background-color: #FFFFFF !important;\n    border: 1px solid rgba(48,48,48,0.1) !important;\n    box-shadow: 0 4px 12px rgba(0,0,0,0.02) !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-metric-val {\n    font-size: 28px !important;\n    font-weight: 700 !important;\n    color: #303030 !important;\n    display: block !important;\n    margin-bottom: 6px !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-metric-lbl {\n    font-size: 14px !important;\n    color: #484848 !important;\n    font-weight: 500 !important;\n  }\n\n  \/* 5. \u8fdb\u5ea6\u6761\/\u53ef\u89c6\u5316\u56fe\u8868 (\u5f7b\u5e95\u4fee\u590d\u663e\u793a\u95ee\u9898) *\/\n  #qjkh-beam-calc-module .qjkh-vis-wrapper {\n    display: flex !important;\n    align-items: flex-end !important;\n    justify-content: center !important;\n    gap: 60px !important;\n    margin-bottom: 30px !important;\n    padding: 20px 0 !important;\n    border-top: 1px dashed rgba(48,48,48,0.2) !important;\n    border-bottom: 1px dashed rgba(48,48,48,0.2) !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-vis-col {\n    text-align: center !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-vis-label-top {\n    font-size: 14px !important;\n    font-weight: 600 !important;\n    color: #303030 !important;\n    margin-bottom: 12px !important;\n  }\n\n  \/* \u8fdb\u5ea6\u6761\u5916\u6846 *\/\n  #qjkh-beam-calc-module .qjkh-vis-bar {\n    position: relative !important;\n    background-color: #FFFFFF !important;\n    border: 2px solid #484848 !important;\n    height: 240px !important;\n    width: 60px !important;\n    margin: 0 auto 12px auto !important;\n    border-radius: 2px !important;\n    overflow: hidden !important;\n  }\n\n  \/* \u8fdb\u5ea6\u6761\u586b\u5145\uff1a\u5c06\u901a\u8fc7 JS \u5f3a\u5236\u8986\u76d6 Height *\/\n  #qjkh-beam-calc-module .qjkh-vis-fill {\n    position: absolute !important;\n    bottom: 0 !important;\n    left: 0 !important;\n    right: 0 !important;\n    width: 100% !important;\n    transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1) !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-vis-door-fill {\n    background-color: #F0F0F0 !important;\n    border-top: 2px solid #484848 !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-vis-prot-fill {\n    background-color: #303030 !important; \/* \u4f7f\u7528\u4e3b\u8272\u8c03\u5f3a\u5316\u4fdd\u62a4\u533a\u57df *\/\n  }\n\n  #qjkh-beam-calc-module .qjkh-vis-label-bottom {\n    font-size: 14px !important;\n    color: #484848 !important;\n    font-weight: 500 !important;\n  }\n\n  \/* 6. \u516c\u5f0f\u4e0e\u63d0\u793a\u4fe1\u606f *\/\n  #qjkh-beam-calc-module .qjkh-formula {\n    font-size: 15px !important;\n    background-color: #FFFFFF !important;\n    padding: 16px 20px !important;\n    border-left: 3px solid #303030 !important;\n    margin-bottom: 20px !important;\n    color: #484848 !important;\n    line-height: 1.8 !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-formula strong {\n    color: #181818 !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-note {\n    font-size: 14px !important;\n    color: #484848 !important;\n    margin-bottom: 30px !important;\n    line-height: 1.6 !important;\n  }\n\n  \/* \u5e95\u90e8\u62a5\u4ef7\u6309\u94ae *\/\n  #qjkh-beam-calc-module .qjkh-btn-wrapper {\n    display: flex !important;\n    justify-content: center !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-btn-quote {\n    display: inline-block !important;\n    padding: 14px 40px !important;\n    background-color: #303030 !important;\n    color: #FFFFFF !important;\n    text-decoration: none !important;\n    font-weight: 600 !important;\n    font-size: 16px !important;\n    border-radius: 2px !important;\n    transition: background-color 0.2s ease !important;\n  }\n\n  #qjkh-beam-calc-module .qjkh-btn-quote:hover {\n    background-color: #181818 !important;\n  }\n\n  \/* 7. \u79fb\u52a8\u7aef\u81ea\u9002\u5e94 *\/\n  @media (max-width:690px) {\n    #qjkh-beam-calc-module {\n      padding: 30px 15px !important;\n    }\n    #qjkh-beam-calc-module .qjkh-input-row {\n      grid-template-columns: 1fr !important;\n      gap: 20px !important;\n    }\n    #qjkh-beam-calc-module .qjkh-metric-grid {\n      grid-template-columns: 1fr !important;\n      gap: 12px !important;\n    }\n    #qjkh-beam-calc-module .qjkh-h2-title {\n      font-size: 26px !important;\n    }\n    #qjkh-beam-calc-module .qjkh-btn-quote {\n      width: 100% !important;\n      text-align: center !important;\n      box-sizing: border-box !important;\n    }\n    #qjkh-beam-calc-module .qjkh-vis-wrapper {\n      gap: 20px !important;\n    }\n  }\n<\/style>\n\n<section id=\"qjkh-beam-calc-module\">\n  <div class=\"qjkh-container\">\n    \n    <h2 class=\"qjkh-h2-title\">Calculateur de hauteur de nombre de faisceaux et de protection<\/h2>\n    <p class=\"qjkh-subtitle\">Calculez le nombre de faisceaux requis et la hauteur de protection pour votre porte d'ascenseur.<\/p>\n\n    <div class=\"qjkh-form-wrapper\">\n      \n      <div class=\"qjkh-input-row\">\n        <div>\n          <label class=\"qjkh-label\" for=\"qjkh-bc-height\">Hauteur d'ouverture de la porte (mm)<\/label>\n          <input class=\"qjkh-input\" type=\"number\" id=\"qjkh-bc-height\" placeholder=\"par exemple 2100\" min=\"1500\" max=\"3000\" step=\"10\">\n          <p class=\"qjkh-hint\">Ascenseur standard pour passagers : 2 000 mm<\/p>\n        <\/div>\n        <div>\n          <label class=\"qjkh-label\" for=\"qjkh-bc-spacing\">Espacement de l'axe optique<\/label>\n          <select class=\"qjkh-select\" id=\"qjkh-bc-spacing\">\n            <option value=\"\">''Select'<\/option>\n            <option value=\"10\">10 mm (pr\u00e9cision 14 mm 81-20 premium)<\/option>\n            <option value=\"20\">20 mm (pr\u00e9cision 25 mm EN 81-20 standard)<\/option>\n            <option value=\"40\">40 mm (pr\u00e9cision 45 mm : basique)<\/option>\n          <\/select>\n        <\/div>\n      <\/div>\n\n      <div class=\"qjkh-input-row\">\n        <div>\n          <label class=\"qjkh-label\" for=\"qjkh-bc-code\">Norme de s\u00e9curit\u00e9 cible<\/label>\n          <select class=\"qjkh-select\" id=\"qjkh-bc-code\">\n            <option value=\"en81\">EN 81-20 (Europe\/Internationale)<\/option>\n            <option value=\"asme\">ASME A17.1 (Am\u00e9rique du Nord)<\/option>\n            <option value=\"gb\">GB 7588 (Chine)<\/option>\n          <\/select>\n        <\/div>\n        <div>\n          <label class=\"qjkh-label\" for=\"qjkh-bc-door\">Type de porte<\/label>\n          <select class=\"qjkh-select\" id=\"qjkh-bc-door\">\n            <option value=\"center\">Ouverture centrale (2 panneaux)<\/option>\n            <option value=\"side\">Ouverture lat\u00e9rale (diapositive unique)<\/option>\n            <option value=\"freight\">Fret (ouverture large)<\/option>\n          <\/select>\n        <\/div>\n      <\/div>\n\n      <button id=\"qjkh-trigger-bc\" class=\"qjkh-btn-calc\">Calculez les sp\u00e9cifications requises \u2192<\/button>\n\n      <div id=\"qjkh-bc-result\" class=\"qjkh-result-box\">\n        \n        <h3 class=\"qjkh-h3-title\">R\u00e9sultats du calcul<\/h3>\n\n        <div class=\"qjkh-metric-grid\">\n          <div class=\"qjkh-metric\">\n            <span class=\"qjkh-metric-val\" id=\"qjkh-bc-val-beams\">\u2014<\/span>\n            <span class=\"qjkh-metric-lbl\">Poutres requises<\/span>\n          <\/div>\n          <div class=\"qjkh-metric\">\n            <span class=\"qjkh-metric-val\" id=\"qjkh-bc-val-prot\">\u2014<\/span>\n            <span class=\"qjkh-metric-lbl\">Protection Hauteur<\/span>\n          <\/div>\n          <div class=\"qjkh-metric\">\n            <span class=\"qjkh-metric-val\" id=\"qjkh-bc-val-resp\">\u2014<\/span>\n            <span class=\"qjkh-metric-lbl\">Est. Temps de r\u00e9ponse<\/span>\n          <\/div>\n        <\/div>\n\n        \n\n        <div class=\"qjkh-vis-wrapper\">\n          <div class=\"qjkh-vis-col\">\n            <div class=\"qjkh-vis-label-top\">Hauteur de porte<\/div>\n            <div class=\"qjkh-vis-bar\">\n              <div class=\"qjkh-vis-fill qjkh-vis-door-fill\" id=\"qjkh-vis-door-fill\" style=\"height:0%\"><\/div>\n            <\/div>\n            <div class=\"qjkh-vis-label-bottom\" id=\"qjkh-vis-door-label\">\u2014<\/div>\n          <\/div>\n          \n          <div class=\"qjkh-vis-col\">\n            <div class=\"qjkh-vis-label-top\">Zone Prot\u00e9g\u00e9e<\/div>\n            <div class=\"qjkh-vis-bar\">\n              <div class=\"qjkh-vis-fill qjkh-vis-prot-fill\" id=\"qjkh-vis-prot-fill\" style=\"height:0%\"><\/div>\n            <\/div>\n            <div class=\"qjkh-vis-label-bottom\" id=\"qjkh-vis-prot-label\">\u2014<\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"qjkh-formula\" id=\"qjkh-bc-formula\"><\/div>\n\n        <p class=\"qjkh-note\" id=\"qjkh-bc-note\"><\/p>\n\n        <div class=\"qjkh-btn-wrapper\">\n          <a href=\"#ct-popup-788\" class=\"qjkh-btn-quote\">Obtenez un devis pour cette configuration<\/a>\n        <\/div>\n\n      <\/div>\n\n    <\/div>\n  <\/div>\n\n  <script>\n    (function() {\n      var btn = document.getElementById('qjkh-trigger-bc');\n      if (!btn) return;\n\n      btn.addEventListener('click', function(e) {\n        e.preventDefault();\n\n        var heightInput = document.getElementById('qjkh-bc-height').value;\n        var spacingInput = document.getElementById('qjkh-bc-spacing').value;\n        var code = document.getElementById('qjkh-bc-code').value;\n        var door = document.getElementById('qjkh-bc-door').value;\n\n        if (!heightInput || !spacingInput) {\n          alert('Please enter door height and select optical axis spacing.');\n          return;\n        }\n\n        var h = parseInt(heightInput);\n        var s = parseInt(spacingInput);\n\n        if (h < 1500 || h > 3000) {\n          alert('Door height should be between 1,500 and 3,000 mm.');\n          return;\n        }\n\n        \/\/ EN 81-20: protection from 25mm to 1600mm above sill\n        var protMin = 25;\n        var protMax = Math.min(1600, h - 50); \n        if (code === 'asme') protMax = Math.min(1730, h - 50); \n        if (code === 'gb') protMax = Math.min(1600, h - 50);\n\n        var protHeight = protMax - protMin;\n        var beams = Math.ceil(protHeight \/ s) + 1;\n        var accuracy = s * 1.4; \n\n        \/\/ Response time calculation\n        var respTime = (beams * 0.25 + 3).toFixed(1); \n        var maxResp = (beams * 0.5 + 5).toFixed(1);\n\n        \/\/ \u66f4\u65b0\u6838\u5fc3\u6307\u6807\n        document.getElementById('qjkh-bc-val-beams').textContent = beams;\n        document.getElementById('qjkh-bc-val-prot').textContent = protHeight + ' mm';\n        document.getElementById('qjkh-bc-val-resp').textContent = respTime + '\u2013' + maxResp + ' ms';\n\n        \/\/ \u8ba1\u7b97\u56fe\u8868\u9ad8\u5ea6\u767e\u5206\u6bd4 (\u57fa\u4e8e 3000mm \u5bb9\u5668)\n        var doorPct = Math.round((h \/ 3000) * 100);\n        var protPct = Math.round((protHeight \/ 3000) * 100); \/\/ \u5fc5\u987b\u540c\u6837\u57fa\u4e8e 3000 \u786e\u4fdd\u6bd4\u4f8b\u5c3a\u4e00\u81f4\n\n        \/\/ \u6838\u5fc3\u4fee\u590d\uff1a\u4f7f\u7528 setProperty \u5f3a\u5236\u5e94\u7528 inline !important \u6837\u5f0f\uff0c\u9632\u6b62\u8fdb\u5ea6\u6761\u4e0d\u663e\u793a\n        document.getElementById('qjkh-vis-door-fill').style.setProperty('height', doorPct + '%', 'important');\n        document.getElementById('qjkh-vis-prot-fill').style.setProperty('height', protPct + '%', 'important');\n\n        document.getElementById('qjkh-vis-door-label').textContent = h + ' mm';\n        document.getElementById('qjkh-vis-prot-label').textContent = protMin + '\u2013' + protMax + ' mm';\n\n        \/\/ \u66f4\u65b0\u516c\u5f0f\n        var codeLabel = (code === 'en81') ? 'EN 81-20' : (code === 'asme' ? 'ASME A17.1' : 'GB 7588');\n        document.getElementById('qjkh-bc-formula').innerHTML = \n          'Protection Height = ' + protMax + ' mm \u2212 ' + protMin + ' mm = <strong>' + protHeight + ' mm<\/strong><br>' +\n          'Beams = (' + protHeight + ' mm \u00f7 ' + s + ' mm) + 1 = <strong>' + beams + ' beams<\/strong><br>' +\n          'Detection Accuracy \u2248 ' + s + ' mm \u00d7 1.4 = <strong>' + accuracy.toFixed(0) + ' mm<\/strong><br>' +\n          'Standard: ' + codeLabel + ' | Coverage: ' + protMin + '\u2013' + protMax + ' mm above sill';\n\n        \/\/ \u66f4\u65b0\u63d0\u793a Note\n        var noteText = '';\n        if (beams >= 36) {\n          noteText = '\u2705 ' + beams + ' beams meets ' + codeLabel + ' minimum requirement of 36 diodes for 50 mm detection.';\n        } else {\n          noteText = '\u26a0\ufe0f ' + beams + ' beams is below the recommended 36 diodes for ' + codeLabel + ' compliant 50 mm detection. Consider using 10 mm optical axis spacing.';\n        }\n        if (door === 'freight') {\n          noteText += ' For wide freight doors, consider a cascading light curtain configuration with multiple linked units.';\n        }\n        document.getElementById('qjkh-bc-note').textContent = noteText;\n\n        \/\/ \u663e\u793a\u7ed3\u679c\u533a\u57df\u5e76\u5e73\u6ed1\u6eda\u52a8\n        var rb = document.getElementById('qjkh-bc-result');\n        rb.classList.add('qjkh-show');\n        \n        setTimeout(function() {\n          rb.scrollIntoView({behavior: 'smooth', block: 'start'});\n        }, 50);\n      });\n    })();\n  <\/script>\n<\/section>\n<\/div><\/div><\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Beam Count &#038; Protection Height Calculator Calculate the required beam count and protection height for your elevator door. Door Opening Height (mm) Standard passenger lift: 2,000\u20132,100 mm Optical Axis Spacing \u2014 Select \u201410 mm (14 mm accuracy \u2014 EN 81-20 premium)20 mm (25 mm accuracy \u2014 EN 81-20 standard)40 mm (45 mm accuracy \u2014 basic) [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":817,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","footnotes":""},"class_list":["post-864","page","type-page","status-publish","hentry"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/pages\/864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/comments?post=864"}],"version-history":[{"count":0,"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/pages\/864\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/pages\/817"}],"wp:attachment":[{"href":"https:\/\/industrialsafetysensor.com\/fr\/wp-json\/wp\/v2\/media?parent=864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}