{"product_id":"siemens-qpm2102-duct-co2-and-voc-sensor-24-vac-15-35-vdc-70-135-mm","title":"Siemens QPM2102 Duct CO2 and VOC Sensor 24 VAC\/15-35 VDC (70-135 mm)","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eSiemens QPM2102 is a duct-mounted CO2 and VOC sensor that measures CO2 by NDIR and reports VOC levels for duct air-quality monitoring. It provides selectable analog outputs (0-5 V, 0-10 V, or 4-20 mA), operates from 24 VAC or 15-35 VDC, and includes a tubular immersion length adjustable from 70 to 135 mm for duct installation. Typical applications include HVAC demand control ventilation and indoor air-quality monitoring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNDIR CO2 measurement range 0 to 2000 ppm; VOC measurement up to 0 to 100%\u003c\/li\u003e\n  \u003cli\u003eSelectable outputs: 0-5 VDC, 0-10 VDC, or 4-20 mA; output switches to reflect higher measured value\u003c\/li\u003e\n  \u003cli\u003eOperates on 24 VAC or 15-35 VDC; immersion length 70-135 mm; terminal-strip electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eDuct-mounted CO2 and VOC sensor with NDIR CO2, selectable analog outputs, and adjustable immersion length.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SIEMENS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: QPM2102\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: QPM2102\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: QPM2102\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type\u003c\/strong\u003e: Duct CO2 and VOC sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurement Method\u003c\/strong\u003e: NDIR (CO2)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Range (CO2)\u003c\/strong\u003e: 0 to 2000 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Range (VOC)\u003c\/strong\u003e: 0 to 100% (VOC index\/relative level - see note)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVOC Time Constants\u003c\/strong\u003e: Slow (R1), Normal (R2), Fast (R3)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 24 VAC or 15-35 VDC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Consumption\u003c\/strong\u003e: 2 VA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Signal Options\u003c\/strong\u003e: 0-5 VDC, 0-10 VDC, or 4-20 mA (selectable\/adjustable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Voltage Signal Range\u003c\/strong\u003e: 0 to 10 V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Current Range\u003c\/strong\u003e: 4 to 20 mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: Duct mount\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImmersion Length\u003c\/strong\u003e: 70-135 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnclosure Material\u003c\/strong\u003e: Plastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnections\u003c\/strong\u003e: Terminal strip\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e: 80 x 88 x 243 mm (3.15 x 3.46 x 9.57 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 272 g (0.6 lb)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePermissible Air Velocity\u003c\/strong\u003e: Up to 10 m\/s\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -5 to 45 °C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety Note\u003c\/strong\u003e: Not suited for safety-related applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Code (GTIN\/EAN)\u003c\/strong\u003e: 7612914093301\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":51467752341810,"sku":"QPM2102","price":458.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/313941775.jpg?v=1783912453","url":"https:\/\/voomisupply.com\/products\/siemens-qpm2102-duct-co2-and-voc-sensor-24-vac-15-35-vdc-70-135-mm","provider":"Voomi Supply","version":"1.0","type":"link"}