[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-183636-105":59,"doc-detail-183636-en":131},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":124,"head_meta":126,"extra_data":128,"updated_unix":130},105,"en","gas-sensor-and-iot-module-specifications-technical-overview","Gas Sensor and IoT Module Specifications - Technical Overview","","Technical specifications for gas sensing and an IoT-oriented processing module. Covers detectable gases including hydrogen sulfide (H2S) and ammonia (NH3), with defined concentration ranges, high sensitivity, and impacts from cross-gas interference. Includes heating element type (SnO2) and MOS semiconductor resistance technology, analog voltage output proportional to gas concentration, and guidance on calibration for mixed-gas environments. Also details operating voltage, power consumption, response and recovery time, ambient temperature and humidity limits, and application use cases such as air-quality monitoring and industrial safety.",{"@graph":69,"@context":123},[70,84,106],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/gas-sensor-and-iot-module-specifications-technical-overview/183636/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/gas-sensor-and-iot-module-specifications-technical-overview/183636.png","ImageObject",300,407,{"name":92,"@type":93},"Levi","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-16","2026-09-02",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",16,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What gases are supported and what are their detection ranges?","Question",{"text":113,"@type":114},"The document specifies hydrogen sulfide (H2S) with a detection range of 1 ppm–200 ppm and ammonia (NH3) with a detection range of 5 ppm–500 ppm.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"How does the sensor report gas concentration data?",{"text":118,"@type":114},"It outputs an analog voltage signal proportional to the gas concentration.",{"name":120,"@type":111,"acceptedAnswer":121},"Why is calibration important and when is it required?",{"text":122,"@type":114},"Calibration is needed to improve accuracy, especially in mixed-gas environments where other gases can affect sensitivity and response.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},183636,1788353482,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":140,"language":141,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":142,"faqs":143,"seo_title":144,"seo_description":67,"update_tm":130,"read_time":145},7971461740909,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","| Parameter | Detail |\n| --- | --- |\n| Type of Gas Detected | Hydrogen Sulfide (H₂S) |\n| Detection Range | 1 ppm-200 ppm |\n| Sensitivity | High to H₂S; response may be affected by other gases such as SO₂. |\n| Operating Voltage | 5V for heating element; output is an analog signal. |\n| Power Consumption | Low; suitable for energy saving applications. |\n| Response Time | A few seconds (fast) . |\n| Recovery Time | Several seconds to minutes, depending on the gas concentration. |\n| Operating Temperature | -20°C to 50°C |\n| Operational Relative\u003Cbr>Humidity | 35% to 85% |\n| Heating Material | The internal heating element is based on SnO₂ semiconductor. |\n| Data Output | An analog voltage signal proportional to the gas concentration. |\n| Technology | Semiconductor resistance based on Metal Oxide Semiconductor (MOS) . |\n| Calibration | It is necessary to improve accuracy, especially in mixed gas environments. |\n| Application | Air quality monitoring, gas leak detection, industrial safety, IoT systems. |\n\n| Parameter | Detail |\n| --- | --- |\n| Type of Gas Detected | Ammonia (NH₃) |\n| Detection Range | 5 ppm-500 ppm |\n| Sensitivity | High to NH₃; can be affected by other gases such as methane (CH₄) . |\n| Operating Voltage | 5V for heating element; output is an analog signal. |\n| Power Consumption | Relatively low; suitable for energy efficient IoT applications. |\n| Response Time | Fast, usually within seconds. |\n| Recovery Time | Several seconds to minutes, depending on the gas concentration. |\n| Operating Temperature | -20°C to 50°C |\n| Operational Relative Humidity | 20% to 90% |\n| Heating Material | The heating element is based on SnO₂ semiconductor which is sensitive to NH₃. |\n| Data Output | An analog voltage signal proportional to the gas concentration. |\n| Technology | Semiconductor resistance based on Metal Oxide Semiconductor (MOS) . |\n| Calibration | Calibration is required to improve accuracy in mixed environments with other gases. |\n| Application | Air quality monitoring in livestock farming, waste processing, fertilizer industry, and IoT systems. |\n\n| Parameter | Detail |\n| --- | --- |\n| Processor | Dual-core Tensilica LX6 with speeds up to 240 MHz. |\n| RAM | 520 KB internal SRAM. |\n| Flash Memory | Up to 4 MB (depending on module) . |\n| Wi-Fi | Supports Wi-Fi 802.11 b/g/n (2.4 GHz) with soft-AP and station mode features. |\n| Bluetooth | Dual-mode Bluetooth: Bluetooth Classic and BLE (Bluetooth Low Energy) . |\n| GPIO | Up to 36 multifunction GPIO pins with support for ADC, PWM, SPI, I²C, UART, etc. |\n| ADC | 18 channel ADC (Analog-to-Digital Converter) with 12-bit resolution. |\n| DAC | 2 channel DAC (Digital-to-Analog Converter) with 8-bit resolution. |\n| PWM | Supports up to 16 PWM channels for controlling devices such as motors or LEDs. |\n| SPI | Supports up to 4 SPI interfaces. |\n| I²C | Supports up to 2 I²C interfaces. |\n| UART | Supports up to 3 UART interfaces. |\n| Power Consumption | Ultra-low-power mode (the module supports sleep mode for powersaving applications) . |\n| Operating Temperature | -40°C to +85°C. |\n| Dimensions | Approximately 25.4 mm x 50.8 mm (depending on NodeMCU ESP32 variant) . |\n| Antenna | Internal (PCB) or external (module dependent) Wi-Fi antenna. |\n| Supported Operating Systems | ESP-IDF (official SDK), Arduino Core, MicroPython, Lua, PlatformIO. |\n\n\n| Parameter | Detail |\n| --- | --- |\n| Operating Voltage | 3.3V for GPIO; power input via Micro-USB (5V) . |\n| Security | Supports hardware encryption (AES, SHA, RSA), and secure protocols such as SSL/TLS. |","cbCaipIpQlxbq0MH","https://ap.wps.com/l/cbCaipIpQlxbq0MH","pdf",399277,13,"English","# Gas Sensing Specifications\n## Hydrogen Sulfide (H2S)\n## Ammonia (NH3)\n# Sensing Technology and Calibration\n## Heating Element and MOS Sensing Principle\n## Analog Output and Calibration\n# IoT Processing Module Specifications\n## Processor, Memory, Connectivity\n## GPIO and Mixed-Signal Interfaces\n## Power, Temperature Range, and Security\n# Applications","[{\"question\":\"What gases are supported and what are their detection ranges?\",\"answer\":\"The document specifies hydrogen sulfide (H2S) with a detection range of 1 ppm–200 ppm and ammonia (NH3) with a detection range of 5 ppm–500 ppm.\"},{\"question\":\"How does the sensor report gas concentration data?\",\"answer\":\"It outputs an analog voltage signal proportional to the gas concentration.\"},{\"question\":\"Why is calibration important and when is it required?\",\"answer\":\"Calibration is needed to improve accuracy, especially in mixed-gas environments where other gases can affect sensitivity and response.\"}]","Gas Sensor and IoT Module Specifications - Technical Overview | PDF",33]