Dew point sensor — Transparent pool | Dew pointA dew point sensor is a critical measuring instrument in the ventilation and dehumidification system of a swimming pool. According to VDI 2089, it serves"> <link rel="canonical" href="https://stromfee-mauritius.ai/en/glaesern/piscine/wizards/feuchtefuehler/"> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "Article", "headline": "Why is the dew point sensor so important in the swimming pool?", "mainEntityOfPage": "https://stromfee-mauritius.ai/glaesern/piscine/wizards/feuchtefuehler/", "description": "Dew point sensor — Component in swimming pool/bath operation (Ventilation & Dehumidification trade). Standard framework: VDI 2089 (Bath ventilation)."}</script> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What is a dew point sensor in a swimming pool?", "acceptedAnswer": {"@type": "Answer", "text": "A sensor that measures the temperature at which the air is saturated and water vapour condenses into liquid water."}}, {"@type": "Question", "name": "Why must the dew point be monitored in swimming pools?", "acceptedAnswer": {"@type": "Answer", "text": "To prevent condensation on walls and ceilings and to guarantee air quality in accordance with VDI 2089."}}, {"@type": "Question", "name": "What does the measurement value taupunkt_c mean?", "acceptedAnswer": {"@type": "Answer", "text": "It is the specific dew point value in degrees Celsius, used directly for the monitoring of the dehumidification system."}}, {"@type": "Question", "name": "From what point should an alarm be triggered in case of a rising dew point?", "acceptedAnswer": {"@type": "Answer", "text": "An alarm must be triggered if the dew point exceeds the critical limit for condensation on components."}}, {"@type": "Question", "name": "How does remote monitoring help the operation of the swimming pool?", "acceptedAnswer": {"@type": "Answer", "text": "It allows for real-time analysis of dehumidification efficiency and immediately detects system malfunctions."}}, {"@type": "Question", "name": "What role does VDI 2089 play for this sensor?", "acceptedAnswer": {"@type": "Answer", "text": "The standard defines the technical requirements for ventilation technology in swimming pools, where humidity control is central."}}]}</script> <style>:root{--bg:#fdfcff;--bg-soft:#faf8ff;--surface:#fff;--text:#1d1d1f;--text-2:#515154;--text-3:#86868b;--border:#fed7aa;--border-soft:#efeaf8;--accent:#f97316;--accent-bright:#fdba74;--accent-dim:rgba(234,88,12,.08);--emerald:#ea580c;--font:'Inter',-apple-system,sans-serif;--mono:'JetBrains 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.5rem} .step-h{font-size:clamp(1.35rem,2.6vw,1.7rem);font-weight:800;letter-spacing:-.01em;margin:0 0 .7rem;color:var(--text,#1d1d1f);line-height:1.16} .step-p{font-size:1.02rem;line-height:1.62;color:var(--text-2,#515154);margin:0 0 .8rem} .step-p b{color:var(--text,#1d1d1f)} .chk{list-style:none;padding:0;margin:.4rem 0 0} .chk li{display:flex;gap:.6rem;align-items:flex-start;font-size:.98rem;line-height:1.5;color:var(--text-2,#515154);margin:.55rem 0} .chk li .b{flex:0 0 auto;width:22px;height:22px;border-radius:999px;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem;margin-top:.05rem} .wiz-nav{display:flex;justify-content:space-between;align-items:center;gap:.8rem;margin-top:1.5rem;flex-wrap:wrap} .wiz-back{background:none;border:0;color:var(--text-3,#86868b);font-weight:700;font-size:.95rem;cursor:pointer;padding:.6rem .2rem} .wiz-back:hover{color:var(--text,#1d1d1f)} .wiz-next{background:linear-gradient(135deg,var(--accent),var(--accent-bright));color:#fff;border:0;border-radius:999px;padding:.85rem 1.6rem;font-weight:800;font-size:1rem;cursor:pointer;box-shadow:0 10px 26px rgba(249,115,22,.28);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem} .wiz-next:hover{transform:translateY(-1px)} .benefit{background:linear-gradient(135deg,#fff7f0,#fff);border:1px solid var(--accent-ultra);border-radius:18px;padding:1.3rem 1.4rem;margin:.2rem 0 1.1rem} .benefit h3{margin:0 0 .5rem;font-size:1.2rem;font-weight:800;color:var(--text,#1d1d1f)} .benefit p{margin:0;color:var(--text-2,#515154);line-height:1.6}</style></head><body> <header class="site"><div class="wrap navrow"> <a class="brand" href="/glaesern/piscine/">◈ Transparent pool transparent</a> <nav class="nlinks"><a href="/glaesern/piscine/">All trades</a> <a href="https://stromfee-mauritius.ai/glaesern/piscine/lueftung.html">Ventilation & Dehumidification</a></nav> <a class="navcta" href="#kontakt">System check →</a></div></header> <div class="hero-w"><h1> Feuchte-/Taupunktfühler </h1><p>Component assistant · Ventilation & Dehumidification</p> </div> <div class="wiz-wrap"> <div id="steps"> <div class="st" data-s="1"><span class="no">1</span> Comprendre </div> <div class="st" data-s="2"><span class="no">2</span>View live</div> <div class="st" data-s="3"><span class="no">3</span>What the AI does</div> <div class="st" data-s="4"><span class="no">4</span>Your benefit</div> </div> <div id="body"></div> </div> <div class="sec"><div class="block"><h3>Thus we connect — read-only</h3><p class="step-p">The value comes from<b>Modbus TCP · GLT · Dosing technique</b>of the system —<b>read, not controlled</b>. Everything is<b>in the house</b>calculated, nothing leaves the house. No obligation to transmit operational data.</p></div><div class="block"><h3>Your own pool LLM — offline</h3><p class="step-p">Natural language questions, answered by AI<b>Your own system data</b>— local, no Cloud. The AI runs in the house; the installation remains private.</p></div><div class="note"><b>Regulatory framework:</b>VDI 2089 (Swimming pool ventilation)</div><div class="block"><h3>Link with the entire system</h3><p class="step-p">Filtration, heating, water treatment and ventilation are linked — AI considers the pool as a system.</p><div style="display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.6rem"><a href="/glaesern/bess/" style="font-size:.85rem;padding:.4rem .9rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--accent)">Glass BESS →</a><a href="/glaesern/hotel/" style="font-size:.85rem;padding:.4rem .9rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--accent)">Glass hotel →</a></div></div></div><div class="sec faqsec"><h2>FAQ</h2><details><summary>What is a dew point sensor in a swimming pool?</summary><div class="faq-a">A sensor that measures the temperature at which air is saturated and water vapour condenses into liquid water.</div></details><details><summary>Why must the dew point be monitored in swimming pools?</summary><div class="faq-a">To prevent condensation on walls and ceilings and ensure air quality in accordance with VDI 2089.</div></details><details><summary>What does the measurement value taupunkt_c mean?</summary><div class="faq-a">It is the specific dew point value in degrees Celsius, used directly for controlling the dehumidification system.</div></details><details><summary>At what point should an alarm be triggered if the dew point rises?</summary><div class="faq-a">An alarm must be triggered if the dew point exceeds the critical limit for condensation on components.</div></details><details><summary>How does remote monitoring help with pool operation?</summary><div class="faq-a">It allows for real-time analysis of dehumidification efficiency and immediately detects system malfunctions.</div></details><details><summary>What role does VDI 2089 play for this sensor?</summary><div class="faq-a">The standard defines the technical requirements for ventilation technology in swimming pools, where humidity control is central.</div></details></div> <footer class="site"><div class="wrap"> <div class="fbrand">◈ Transparent pool</div> <p class="fclaim">Connected read-only · local calculation · no Cloud. The installation remains in-house.</p> <nav class="flinks"><a href="/glaesern/piscine/">All trades</a> <a href="https://stromfee-mauritius.ai/glaesern/piscine/lueftung.html">Ventilation & Dehumidification</a> <a href="https://bhkw-anlagen.com/impressum.html">Legal notice</a> <a href="https://bhkw-anlagen.com/datenschutz.html">Data protection</a></nav> <div class="fcopy">© 2026 HR Energiemanagement GmbH · 32257 Bünde · +49 5223 4921030</div> </div></footer> <script> var state={step:1}; function li(t){return '<li>'+t+'</li>';} function nav(s){var b=s>1?'<button class="wiz-back" onclick="go('+(s-1)+')">← Back</button>':'<span></span>'; var n=s<4?'<button class="wiz-next" onclick="go('+(s+1)+')">Next →</button>':'<button class="wiz-next" onclick="go(1)">From the beginning</button>'; return '<div class="wiz-nav">'+b+n+'</div>';} function step1(){return '<div class="step-grid"><img class="step-img" src="../img/lueftung.jpg" alt="Humidity/dew point sensor">'+ '<div><p class="step-kicker">Step 1 · Understand</p><h2 class="step-h">What is a humidity/dew point sensor?</h2>>'+ '<p class="step-p">A humidity and dew point sensor is a critical measuring instrument in the ventilation and dehumidification system of a swimming pool. In accordance with VDI 2089, it serves to precisely determine the air dew point to control the humidity in the pool area. It enables the control of dehumidifiers and prevents condensation on components.</p></div></div>'+nav(1);} function step2(){return '<div class="step-grid"><div><p class="step-kicker">Step 2 · See live</p><h2 class="step-h">Linked to register <span class="reg">taupunkt_c</span></h2><p class="step-p">This wizard is linked to a real register. The value is read as <b>read-only</b> and calculated <b> in-house </b> — nothing leaves the system. It becomes visible via the connected components.</p></div><img class="step-img" src="../img/lueftung.jpg" alt="Live view"></div>'+nav(2);} function step3(){return '<div class="step_grid"><div><p class="step-kicker">Step 3 · What the AI does</p>'+ '<h2 class="step-h">What the AI reads from this component</h2><ul class="chk">'+li('Monitoring of the <b>dew point (taupunkt_c)</b> to prevent condensation')+li('Determination of the <b>relative humidity of the air</b> for air quality')+li('Early warning in case of <b>dehumidifier failures</b> via rising dew point values')+li('Basis for calculating <b>specific humidity</b> for ventilation control')+'</ul></div>'+ '<img class="step-img" src="../img/lueftung.jpg" alt="AI monitoring"></div>'+ '<div class="szenT-grid"><div><p class="mon">Monitored: dew point, humidity, WRG degree</p>'+ '<p class="step-p"><b>The scenario:</b> Dehumidification against evaporation — continuous load without heat recovery In the indoor pool, the second energy block after heating<br>'+ '<b>The AI:</b> The AI regulates supply air according to dew point and uses heat recovery instead of dehumidifying blindly. <b>It detects the trend before the limit is reached.</</b></p></div></div>'+nav(3);} function step4(){return '<p class="step_kicker">Step 4 · Your benefit</p><h2 class="step-h">Why does this matter?</h2>>'+ '<div class="benefit"><h3>Precise monitoring of the dew point prevents building damage caused by condensate and minimises energy consumption during dehumidification.</h3><p>Remote monitoring of taupunkt_c enables proactive maintenance of dehumidifiers. This reduces downtime in spa operations and ensures compliance with hygiene requirements.</p></div>'+ '<div class="calcbox"><p class="step-p">Supply air flow rate (m³/h) <input id="c0" type="number" step="any" value="10000" oninput="r()"> · Operating hours (h/a) <input id="c1" type="number" step="any" value="6000" oninput="r()"> · Temperature difference (K) <input id="c2" type="number" step="any" value="15" oninput="r()"> · Heat recovery rate (%) <input id="c3" type="number" step="any" value="70" oninput="r()"> · Heat price (ct/kWh) <input id="c4" type="number" step="any" value="9" oninput="r()"> → <b><span id="o" style="color:var(--accent)">—</span> €/year</b></p>'+ '<p class="mon" style="margin-top:.5rem">Calculation method: Ventilation heat demand (0.34 Wh/m³K) × heat recovery rate × heat price — utilises the exhaust air heat of the humid, warm spa.</p></div>'+nav(4);} function r(){var v=[];for(var i=0;i<5;i++){var e=document.getElementById('c'+i);v.push(e?parseFloat(e.value)||0:0);}'o');if(o)o.textContent=(Math.round(res*100)/100).toLocaleString('de-DE');}'body').innerHTML=state.step===1?step1():state.step===2?step2():state.step===3?step3():step4();'#steps .st').forEach(function(el){var n=+el.getAttribute('data-s');el.classList.toggle('on',n===state.step);el.classList.toggle('done',n<state.step);});'smooth'});} document.querySelectorAll('#steps .st').forEach(function(el){el.style.cursor='pointer';el.onclick=function(){go(+el.getAttribute('data-s'));};}); render(); </script></body></html>