{"product_id":"ch-a3-alphasense-25-pellistor-gas-sensor","title":"CH-A3 Alphasense 2.5% Pellistor Gas Sensor","description":"\u003cp\u003eThe \u003cstrong\u003eCH-A3 Alphasense Pellistor Gas Sensor \u003c\/strong\u003e(\u003cem\u003eformerly known as AP-0012)\u003c\/em\u003e detects low levels of flammable hydrocarbon gases including methane, ethane, propane, butane, acetylene, ethylene and isobutylene in ambient air.\u003c\/p\u003e\n\u003cp\u003eThis 20mm diameter sensor is the industry standard size for portable gas detectors.\u003cspan\u003e All pellistors are housed in certified flameproof chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(239, 6, 6);\"\u003e*\u003cem\u003e*Please Note: MOQ 10pcs - 2-4 week lead time**\u003c\/em\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor Sensor Tube Caps, please look under the \"Accessories\" Tab\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e0 to 100% LEL methane\u003c\/li\u003e\n\u003cli\u003eHigh quality, low power\u003c\/li\u003e\n\u003cli\u003eExcellent poison resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"specifications\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasuring Gas: methane\u003c\/li\u003e\n\u003cli\u003eSensing Method: Pellistor\u003c\/li\u003e\n\u003cli\u003eSensivity (mV \/ % methane): 15 to 22\u003c\/li\u003e\n\u003cli\u003eResponse time (t90 from air to 50% methane): \u0026lt; 15 sec.\u003c\/li\u003e\n\u003cli\u003eZero (mV in zero air) \u0026lt; ± 20mV\u003c\/li\u003e\n\u003cli\u003eRange (% LEL methane): 0 to 100\u003c\/li\u003e\n\u003cli\u003eLinearity (% methane when 5% non-linear): 6%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e90 Days. See CO2Meter Terms and Conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"documents\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.alphasense.com\/wp-content\/uploads\/2022\/09\/Alphasense_CHA3_datasheet.pdf\"\u003e\u003cimg alt=\"AlphaSense H2S Sensor Datasheet\"\u003e\u003c\/a\u003e\u003ca title=\"DATA SHEET FOR THE CH-A3\" href=\"https:\/\/www.alphasense.com\/wp-content\/uploads\/2022\/09\/Alphasense_CHA3_datasheet.pdf\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: red;\"\u003e Data Sheet (pdf)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"accessories\"\u003e\n\u003cspan\u003eTube cap adapters easily convert 20mm standard gas sensors from diffusion to sampling sensors. Molded polymer grips sensor for easy fit and removal while maintaining a good seal.\u003c\/span\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/sensor-tube-cap-adapter?variant=31044017619059\" title=\"Tube cap adapter\"\u003e\u003cstrong\u003eTC-1\u003c\/strong\u003e - 3 mm side mounted ports\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/sensor-tube-cap-adapter?variant=31044017651827\" title=\"tube cap adapter\"\u003e\u003cstrong\u003eTC-2\u003c\/strong\u003e - 3 mm top mounted ports\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/sensor-tube-cap-adapter?variant=31044017684595\" title=\"tube cap adapter\"\u003e\u003cstrong\u003eTC-3\u003c\/strong\u003e - 4.5 mm top mounted ports\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/es\/products\/gas-sensor-micro-pump\" title=\"micro-pump kit\"\u003eMicro-Pump Kit\u003c\/a\u003e\u003c\/strong\u003e includes all the tools you need to urilize the tube-cap adapters as part of a sampling sensor system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/es\/products\/nafion-gas-sample-drying-tubing\" title=\"nafion tubing\"\u003eNafion tubing\u003c\/a\u003e i\u003c\/strong\u003es a highly selective, semi-permeable membrane to water vapor. If gases inside Nafion tubing are wetter than gases surrounding the tubing, drying will occur. If the surrounding gases are wetter, humidification will occur.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"\/es\/products\/gas-sampling-pump\" title=\"gas sampling pump\"\u003eMicro gas sampling pumps\u003c\/a\u003e\u003c\/strong\u003e provide a constant flow of air across the sensor with a tube cap - perfect for bench-top testing of sensors for closed-loop sampling applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Pin Sockets\u003c\/strong\u003e - Manufacturers do not recommend soldering to the pins. Pin sockets can be purchased from Andon distributors. \u003ca title=\"pin socket for sensor\" href=\"http:\/\/www.andonelect.com\/prod\/Gas-Sensor-Sockets_64.aspx\"\u003eClick here to see the PDF of all AlphaSense sensors pin sockets\u003c\/a\u003e, find your sensor brand, then find and search for the Andon part number for your sensor.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AlphaSense","offers":[{"title":"CH-A3 Alphasense 2.5% Pellistor Gas Sensor","offer_id":49030519816448,"sku":"CH-A3","price":260.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/CH-A3-Combustible-Gas-Pellistor-Sensor800X800.jpg?v=1784471305","url":"https:\/\/alotechparts.com\/es\/products\/ch-a3-alphasense-25-pellistor-gas-sensor","provider":"Alo Tech Solutions","version":"1.0","type":"link"}