{"title":"Siemens Air Quality Sensors","description":"","products":[{"product_id":"qpacosensor","title":"Siemens - Room Temperature Sensor - QPA Series","description":"\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/files\/QPA1000-QPA2000_Datasheet.pdf?v=1699312220\" target=\"_blank\"\u003e \u003cbutton rel=\"noopener noreferrer\" class=\"product-form__submit button button--primary\" target=\"_blank\"\u003e \u003cspan class=\"text\"\u003eQPA1000\/2000 Series Datasheet\u003c\/span\u003e\u003c\/button\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eExperience the pinnacle of indoor air quality management with Siemens QPA Series Room Air Quality Sensors. These sensors are designed to enhance room comfort and optimize energy consumption through demand-controlled ventilation, making them an essential addition to any modern ventilation and air conditioning system.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"flex-1 overflow-hidden\"\u003e\n\u003cdiv class=\"react-scroll-to-bottom--css-htmjv-79elbk h-full\"\u003e\n\u003cdiv class=\"react-scroll-to-bottom--css-htmjv-1n7m0yu\"\u003e\n\u003cdiv class=\"flex flex-col text-sm gizmo:pb-9 dark:bg-gray-800 gizmo:dark:bg-transparent\"\u003e\n\u003cdiv data-testid=\"conversation-turn-233\" class=\"group w-full text-token-text-primary border-b border-black\/10 gizmo:border-0 dark:border-gray-900\/50 gizmo:dark:border-0 bg-gray-50 gizmo:bg-transparent dark:bg-[#444654] gizmo:dark:bg-transparent\"\u003e\n\u003cdiv class=\"p-4 gizmo:py-2 justify-center text-base md:gap-6 md:py-6 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 gap-4 text-base mx-auto md:gap-6 gizmo:gap-3 gizmo:md:px-5 gizmo:lg:px-1 gizmo:xl:px-5 md:max-w-2xl lg:max-w-[38rem] gizmo:md:max-w-3xl gizmo:lg:max-w-[40rem] gizmo:xl:max-w-[48rem] xl:max-w-3xl }\"\u003e\n\u003cdiv class=\"relative flex w-[calc(100%-50px)] flex-col gizmo:w-full lg:w-[calc(100%-115px)] agent-turn\"\u003e\n\u003cdiv class=\"flex-col gap-1 md:gap-3\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col max-w-full gap-3 gizmo:gap-0\"\u003e\n\u003cdiv class=\"min-h-[20px] flex flex-col items-start gap-3 whitespace-pre-wrap break-words overflow-x-auto\" data-message-id=\"cd1eadac-7e68-494a-be08-06cc174b762d\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert dark\"\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance-Free CO2 Sensing:\u003c\/strong\u003e The QPA Series offers a maintenance-free CO2 sensing element based on optical infrared absorption measurement (NDIR). This technology ensures long-term accuracy and reliability in detecting CO2 concentrations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVOC Sensing:\u003c\/strong\u003e Some models feature a VOC (Volatile Organic Compounds) sensing element based on a heated tin dioxide semiconductor. This is particularly useful for detecting odors such as tobacco smoke, body odor, or material fumes in the room.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCO2 Temperature and Humidity Sensing:\u003c\/strong\u003e The multisensor capabilities of QPA Series sensors extend to CO2 temperature and CO2 humidity-temperature, providing a comprehensive view of the indoor environment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNo Recalibrations Required:\u003c\/strong\u003e These sensors eliminate the need for frequent recalibrations, reducing maintenance efforts and costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage Options:\u003c\/strong\u003e QPA Series sensors can be powered with AC 24 V or DC 15-35 V, providing flexibility in various applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Signal Outputs:\u003c\/strong\u003e These sensors offer signal outputs in DC 0-10 V or DC 0-5 V, allowing you to customize the sensor's response to your specific requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Siemens QPA Series Room Air Quality Sensors find their utility in a range of applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDemand-Controlled Ventilation:\u003c\/strong\u003e Use these sensors to enhance room comfort and optimize energy consumption by providing demand-controlled ventilation. They help maintain optimal indoor air quality based on real-time data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMonitoring CO2 Concentrations:\u003c\/strong\u003e Ideal for spaces where smoking is prohibited, such as museums, theaters, auditoriums, offices, and classrooms, these sensors effectively monitor CO2 concentrations as an indication of occupancy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVOC Detection:\u003c\/strong\u003e Detect volatile organic compounds to assess indoor air quality, especially in environments where odors need to be monitored and controlled.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRelative Humidity and Temperature Measurement:\u003c\/strong\u003e These sensors offer a comprehensive view of the indoor environment by measuring relative humidity and room temperature.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe QPA Series is designed to provide accurate and reliable air quality data, making it an essential component of building automation and control systems. With the QPA Series sensors, you can ensure that indoor spaces are comfortable and energy-efficient.\u003c\/p\u003e\n\u003cp\u003ePart Numbers:\u003cbr\u003eQPA1000 Room VOC Sensor 0…5V 0…10V 0…100%VOC (S55720-S119)\u003cbr data-mce-fragment=\"1\"\u003eQPA1004 Room CO2 Sensor - Basic 0…10V 0…2000ppm; Accuracy ≤± 60 ppm + 4 % of measured value (S55720-S453)\u003cbr data-mce-fragment=\"1\"\u003eQPA1064 Room CO2\/Temperature Sensor - Basic 0…10V 0…2000ppm; Accuracy ≤± 60 ppm + 4 % of measured value (S55720-S454)\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"QPA1000 - Room VOC Sensor 0…5V 0…10V 0…100%VOC (S55720-S119)","offer_id":46439375307050,"sku":"QPA1000","price":205.0,"currency_code":"AUD","in_stock":true},{"title":"QPA1004 - Room CO2 Sensor - Basic 0…10V 0…2000ppm; Accuracy ?± 60 ppm + 4 % of measured value (S55720-S453)","offer_id":46439375372586,"sku":"QPA1004","price":289.9,"currency_code":"AUD","in_stock":true},{"title":"QPA1064 - Room CO2\/Temperature Sensor - Basic 0…10V 0…2000ppm; Accuracy ?± 60 ppm + 4 % of measured value (S55720-S454)","offer_id":46439375503658,"sku":"QPA1064","price":350.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/products\/QPA1000__02837.1557665748.jpg?v=1690237473"},{"product_id":"qpmcosensor","title":"Siemens - Duct Temperature Sensor - QPM Series","description":"\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/files\/qpm2100_QPM2200_DATASHEET.pdf?v=1699241817\" target=\"_blank\"\u003e \u003cbutton rel=\"noopener noreferrer\" class=\"product-form__submit button button--primary\" target=\"_blank\"\u003e \u003cspan class=\"text\"\u003eQPM1000\/2000 Series Datasheet\u003c\/span\u003e\u003c\/button\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eSiemens QPM Series Duct Temperature Sensors, meticulously designed to revolutionize air quality management in your spaces. With cutting-edge technology and unparalleled features, these sensors pave the way for smarter, more efficient building automation.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance-Free CO2 Sensing:\u003c\/strong\u003e Depending on your needs, choose from a maintenance-free CO2 sensing element that relies on optical infrared absorption measurement (NDIR) or opt for a VOC (volatile organic compounds) sensing element based on a heated tin dioxide semiconductor. This flexibility caters to diverse applications, ensuring that your specific requirements are met.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePassive or Active Temperature Sensing:\u003c\/strong\u003e Tailor your temperature measurements with the option of a passive or active temperature sensor, offering the versatility you need to maintain precise climate control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCalibration-Free:\u003c\/strong\u003e Say goodbye to recalibrations. The QPM Series sensors are engineered for reliable, long-term performance without the hassle of frequent adjustments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMultiple Signal Outputs:\u003c\/strong\u003e Enjoy the freedom of choice with selectable signal outputs, including DC 0-10 V, DC 0-5 V, or 4-20 mA adjustable outputs. These outputs allow seamless integration with your building automation and control systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperational Versatility:\u003c\/strong\u003e Powered by either AC 24 V or DC 15-35 V, these sensors can efficiently enhance room comfort and optimize energy consumption, thanks to their demand-controlled ventilation capabilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Siemens QPM Series Duct Temperature Sensors find their utility in air ducts within ventilation and air conditioning systems. Their primary roles encompass:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCO2 and VOC Concentrations:\u003c\/strong\u003e These sensors are ideal for monitoring CO2 and VOC concentrations in various settings, including party rooms, lounges, restaurants, and more. They provide a valuable indication of odors in duct air, such as tobacco smoke, body odor, or material fumes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCO2 Concentrations:\u003c\/strong\u003e In spaces with fluctuating occupancy and strict no-smoking regulations, these sensors excel. Think museums, theatres, auditoriums, schools, and more.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease note that while the QPM21... sensors are incredibly versatile, they are not intended for use as safety devices like gas or smoke alarms, and they should not be exposed to outdoor conditions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e\u003cbr\u003eQPM1100 Duct VOC Sensor 0…5V 0…10V 0…100%VOC (S55720-S123)\u003cbr data-mce-fragment=\"1\"\u003eQPM1104 Duct CO2 Sensor - Basic 0…10V 0…2000ppm; Accuracy ≤± 60 ppm + 4 % of measured value (S55720-S455)\u003cbr data-mce-fragment=\"1\"\u003eQPM2100 Duct CO2 Sensor - Full Feature 0…10V 0…2000ppm; Accuracy ≤± 50 ppm + 2 % of measured value\u003cbr data-mce-fragment=\"1\"\u003eQPM2102 Duct CO2 + VOC Sensor 0…10V 0…2000ppm\u003cbr data-mce-fragment=\"1\"\u003eQPM2102\/MO Duct Air Quality Sensor  CO2 + VOC Modbus RTU (S55720-S469)\u003cbr data-mce-fragment=\"1\"\u003eQPM2102D Duct CO2 + VOC Sensor 0…10V 0…2000ppm LCD Display\u003cbr data-mce-fragment=\"1\"\u003eQPM1164 Duct CO2\/Temperature Sensor - Basic 0…10V 0…2000ppm; Accuracy ≤± 60 ppm + 4 % of measured value (S55720-S456)\u003cbr data-mce-fragment=\"1\"\u003eQPM2160 Duct CO2\/Temperature Sensor - Full Feature 0…10V 0…2000ppm; Accuracy ≤± 50 ppm + 2 % of measured value\u003cbr data-mce-fragment=\"1\"\u003eQPM2160D Duct CO2\/Temperature Sensor 0…10V 0…2000ppm LCD Display\u003cbr data-mce-fragment=\"1\"\u003eQPM2150\/MO Duct Air Quality Sensor  CO2\/Temperature Modbus RTU (S55720-S470)\u003cbr data-mce-fragment=\"1\"\u003eQPM2162 Duct CO2\/Humidity\/Temperature Sensor 0…10V 0…2000ppm\u003cbr data-mce-fragment=\"1\"\u003eQPM2162D Duct CO2\/Humidity\/Temperature Sensor 0…10V 0…2000ppm LCD Display\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"QPM1100 - Duct VOC Sensor 0…5V 0…10V 0…100%VOC (S55720-S123)","offer_id":46439374684458,"sku":"QPM1100","price":265.0,"currency_code":"AUD","in_stock":true},{"title":"QPM1104 - Duct CO2 Sensor - Basic 0…10V 0…2000ppm; Accuracy ?± 60 ppm + 4 % of measured value (S55720-S455)","offer_id":46439374717226,"sku":"QPM1104","price":344.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2100 - Duct CO2 Sensor - Full Feature 0…10V 0…2000ppm; Accuracy ?± 50 ppm  + 2 % of measured value","offer_id":46439374749994,"sku":"QPM2100","price":559.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2102 - Duct CO2 + VOC Sensor 0…10V 0…2000ppm","offer_id":46439374782762,"sku":"QPM2102","price":602.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2102\/MO - Duct Air Quality Sensor  CO2 + VOC Modbus RTU (S55720-S469)","offer_id":46439374815530,"sku":"QPM2102\/MO","price":661.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2102D - Duct CO2 + VOC Sensor 0…10V 0…2000ppm LCD Display","offer_id":46439374848298,"sku":"QPM2102D","price":628.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2150\/MO - Duct Air Quality Sensor  CO2\/Temperature Modbus RTU (S55720-S470)","offer_id":46439374979370,"sku":"QPM2150\/MO","price":642.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2152\/MO - Duct Air Quality Sensor  CO2\/Temperature\/Rel. Air Humidity Modbus RTU (S55720-S471)","offer_id":46439375077674,"sku":"QPM2152\/MO","price":708.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2160 - Duct CO2\/Temperature Sensor - Full Feature 0…10V 0…2000ppm; Accuracy ?± 50 ppm  + 2 % of measured value","offer_id":46439374913834,"sku":"QPM2160","price":584.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2160D - Duct CO2\/Temperature Sensor 0…10V 0…2000ppm LCD Display","offer_id":46439374946602,"sku":"QPM2160D","price":632.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2162 - Duct CO2\/Humidity\/Temperature Sensor 0…10V 0…2000ppm","offer_id":46439375012138,"sku":"QPM2162","price":645.0,"currency_code":"AUD","in_stock":true},{"title":"QPM2162D - Duct CO2\/Humidity\/Temperature Sensor 0…10V 0…2000ppm LCD Display","offer_id":46439375044906,"sku":"QPM2162D","price":696.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/products\/QPM.jpg?v=1690237476"},{"product_id":"qsacosensor","title":"Siemens - Carbon Monoxide Sensor - QSA\/QSM Series","description":"\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/files\/QSA_DATASHEET.pdf?v=1699238469\" target=\"_blank\"\u003e\u003cbutton rel=\"noopener noreferrer\" class=\"product-form__submit button button--primary\" target=\"_blank\"\u003e\u003cspan class=\"text\"\u003eQSA2700 Series Datasheet\u003c\/span\u003e\u003c\/button\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0795\/5120\/1578\/files\/QSM2100_datasheet.pdf?v=1699238719\" target=\"_blank\"\u003e \u003cbutton rel=\"noopener noreferrer\" class=\"product-form__submit button button--primary\" target=\"_blank\"\u003e \u003cspan class=\"text\"\u003eQSM2100 Series Datasheet\u003c\/span\u003e\u003c\/button\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eWhen it comes to indoor air quality, precision and reliability are paramount. The Siemens QSA Series Carbon Monoxide Sensor stands as your vigilant guardian, ensuring your living and working spaces are free from harmful particulate matter. Let's delve into the features and capabilities that make the QSA Series a top choice for your indoor air quality monitoring needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual 0 to 10V Outputs:\u003c\/strong\u003e The QSA Series offers two output channels for PM2.5 and PM10 particulate matter measurements. This dual-channel design provides comprehensive insights into your indoor air quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModbus RTU Network Capability:\u003c\/strong\u003e Seamlessly integrate the sensor into your network through Modbus RTU, allowing you to monitor air quality data across multiple devices effortlessly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3-Color LED Indicator (QSA2700):\u003c\/strong\u003e The QSA2700 sensor features an intuitive LED indicator that visually communicates the operating status. Instantly understand your air quality with a glance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQSA2700D with Color LCD:\u003c\/strong\u003e For advanced monitoring, the QSA2700D boasts a vivid 2.4-inch color LCD display. Monitor PM2.5 values and Air Quality Index (AQI) with ease. Language options include English, Chinese, German, and French, catering to diverse users.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e The QSA Series operates on a versatile 24 Vac ± 20% or 13.5 to 35 Vdc power supply, ensuring compatibility with your setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasuring Range:\u003c\/strong\u003e Detect and measure concentrations of particulates within the PM2.5 and PM10 classifications, ranging from 0 to 500 μg\/m³.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUnit-to-Unit Variability:\u003c\/strong\u003e Siemens guarantees a maximum variability of ±15 μg\/m³ and ±15% of reading @ 77°F (25°C) and 50% relative humidity, ensuring consistency in measurements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAnalog Output:\u003c\/strong\u003e The sensor provides a linear 0 to 10 Vdc analog output within a selectable range, accommodating your specific air quality monitoring needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Protocol:\u003c\/strong\u003e Utilize the RS485 ModBus RTU protocol for seamless data transmission across extensive distances, with a maximum wiring length of 1,970 ft (600 m).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Enclosure:\u003c\/strong\u003e Housed in a durable NEMA 1 (IP30) enclosure, the QSA Series is designed to withstand various environmental conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAmbient Conditions:\u003c\/strong\u003e The sensor is designed to operate in temperatures ranging from 32°F to 122°F (0°C to 50°C) and humidity levels between 5% to 95% (non-condensing).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eYour Indoor Air Quality Companion:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Siemens QSA Series Carbon Monoxide Sensor is your trusted companion in ensuring indoor air quality. With accurate and real-time monitoring of PM2.5 and PM10 particulate matter, you can take proactive measures to maintain a healthy and safe living or working environment.\u003c\/p\u003e\n\u003cp\u003eInvest in the Siemens QSA Series Carbon Monoxide Sensor and breathe easy with confidence. Your well-being is our priority.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens QSM Series Carbon Monoxide Sensor: Smart Air Quality Monitoring for Enhanced Comfort\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn the quest for optimal indoor comfort and energy efficiency, precision is the key. The Siemens QSM Series Carbon Monoxide Sensor is here to provide you with unparalleled insights into your indoor environment. Let's explore the remarkable features and capabilities that make the QSM Series the smart choice for air quality monitoring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Data Acquisition:\u003c\/strong\u003e The QSM Series sensors are designed to capture vital data, including PM2.5 and PM10 concentrations, relative humidity, and temperature. This multifaceted approach ensures a holistic view of your indoor air quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile Power Options:\u003c\/strong\u003e Operating seamlessly on both AC 24 V and DC 15-35 V, the QSM Series sensors offer flexibility in terms of power supply, making them suitable for a wide range of applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Signal Outputs:\u003c\/strong\u003e With signal outputs ranging from DC 0-10 V, DC 0-5 V, to 4-20 mA, the QSM Series sensors adapt to your specific requirements, providing you with the data you need in a format that's convenient for you.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWide Range of Use:\u003c\/strong\u003e The sensors thrive in an operational temperature range of -5°C to 45°C and relative humidity from 5% to 95% (non-condensing). This durability ensures accurate data acquisition in diverse environmental conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe QSM Series sensors find their natural habitat in the air ducts of ventilation and air conditioning systems. Here's how they enhance room comfort and optimize energy consumption:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDemand-Controlled Ventilation:\u003c\/strong\u003e Achieve energy efficiency by providing demand-controlled ventilation. The sensors monitor PM2.5 and PM10 concentrations, relative humidity, and duct air temperature, allowing your systems to respond intelligently to changing conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNot for Safety Use:\u003c\/strong\u003e It's essential to note that these sensors are not intended for safety-critical applications, such as gas or smoke warning systems. Their purpose is to enhance comfort and energy efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndoor Use:\u003c\/strong\u003e The QSM Series sensors are designed for indoor use and should not be deployed outdoors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable Models:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQSM2100:\u003c\/strong\u003e A fine dust duct sensor for PM2.5 and PM10 concentrations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQSM2162:\u003c\/strong\u003e A fine dust duct sensor for PM2.5 and PM10 concentrations, temperature, and relative humidity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith Siemens QSM Series Carbon Monoxide Sensors, you'll be in control of your indoor environment. Make data-driven decisions for improved comfort and reduced energy consumption. Your indoor spaces deserve nothing less.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e\u003cbr\u003eQSA2700 Room Sensor Fine Dust PM2.5 \u0026amp; PM10 AC 24V DC 0...10 V Modbus RTU (S55720-S457)\u003cbr data-mce-fragment=\"1\"\u003eQSA2700D Room Sensor Fine Dust LCD PM2.5 \u0026amp; PM10 AC 24V DC 0...10 V Modbus RTU (S55720-S458)\u003cbr data-mce-fragment=\"1\"\u003eQSM2100 Duct sensor for detection of PM2.5 and PM10 \u003cbr data-mce-fragment=\"1\"\u003eQSM2162 Duct sensor for detection of fine dust Temperature Humidity\u003cbr data-mce-fragment=\"1\"\u003eAQS2700 Replacement Sensor module for QSA2700X Fine Dust Sensors (S55720-S459)\u003cbr data-mce-fragment=\"1\"\u003eAQS2100 Replacement sensor module for QSM21.. Fine Dust Sensors (S55720-S493)\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"QSA2700 - Room Sensor Fine Dust PM2.5 \u0026 PM10 AC 24V DC 0...10 V Modbus RTU (S55720-S457)","offer_id":46439374487850,"sku":"QSA2700","price":440.0,"currency_code":"AUD","in_stock":true},{"title":"QSA2700D - Room Sensor Fine Dust LCD PM2.5 \u0026 PM10 AC 24V DC 0...10 V Modbus RTU (S55720-S458)","offer_id":46439374520618,"sku":"QSA2700D","price":501.0,"currency_code":"AUD","in_stock":true},{"title":"QSM2100 - Duct sensor for detection of PM2.5 and PM10","offer_id":46439374553386,"sku":"QSM2100","price":430.0,"currency_code":"AUD","in_stock":true},{"title":"QSM2162 - Duct sensor for detection of fine dust Temperature Humidity","offer_id":46439374586154,"sku":"QSM2162","price":557.0,"currency_code":"AUD","in_stock":true},{"title":"AQS2700 - Replacement Sensor module for QSA2700X Fine Dust Sensors (S55720-S459)","offer_id":46439374618922,"sku":"AQS2700","price":181.0,"currency_code":"AUD","in_stock":true},{"title":"AQS2100 - Replacement sensor module for QSM21.. 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