{"product_id":"dual-input-thermometer-extech","title":"Dual Input Thermometer Extech","description":"\u003ch2 style=\"text-align: center;\"\u003eExtech 421502 Dual Input J\/K Digital Thermometer\u003c\/h2\u003e\n\n\u003ch4 style=\"text-align: center;\"\u003eHigh-Precision Thermometer with Dual Display, Programmable Alarms, and Differential Temperature Measurement\u003c\/h4\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThe Extech 421502 is a high-precision digital thermometer designed for demanding field applications and industrial environments requiring rigorous temperature monitoring. This dual-input instrument delivers an exceptional basic accuracy of 0.05% and supports simultaneous Type J and Type K thermocouples. Its rugged housing is protected by a durable protective holster with an integrated stand, making it ideal for continuous diagnostics in HVAC systems, manufacturing processes, and material quality control.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThe instrument features a large dual LCD display that simultaneously shows individual readings from each channel (T1 and T2), the differential temperature (T1 - T2), and elapsed time. The 421502 includes advanced analysis functions such as MIN\/MAX\/AVG recording, Data Hold, Relative mode, and programmable audible high and low temperature alarms that immediately notify users whenever preset limits are exceeded.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eExceptional measurement accuracy with a basic accuracy of 0.05% for reliable and stable temperature readings.\u003c\/li\u003e\n\u003cli\u003eComplete differential temperature analysis using two Type J, two Type K, or a combination of both thermocouple types.\u003c\/li\u003e\n\u003cli\u003eLarge dual LCD display with elapsed timer for simultaneous monitoring of T1, T2, and T1-T2 differential.\u003c\/li\u003e\n\u003cli\u003eProgrammable audible High and Low temperature alarms for improved process monitoring.\u003c\/li\u003e\n\u003cli\u003eAdvanced statistical functions including MIN\/MAX\/AVG, Data Hold, and Relative measurement mode.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty protective holster with an integrated tilt stand for convenient hands-free operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs\"\u003e\n\u003cli\u003e\u003ca href=\"#tab1\" class=\"active\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tab2\"\u003eIn the Box\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tab3\"\u003eRequired Items\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tab4\"\u003eOptional Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tab5\"\u003eDocuments\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\" style=\"text-align: justify;\"\u003e\n\n\u003cli id=\"tab1\" class=\"active\"\u003e\n\u003ctable style=\"width: 80%; margin: auto; height: auto;\"\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBasic Accuracy\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e0.05%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eInputs\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Input, Simultaneous Type J and Type K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eIncluded Probe Range (Type K)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 to 250 °C (-4 to 482 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFunctions\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eMIN\/MAX\/AVG, Data Hold, Relative Mode, Differential Temperature (T1-T2), Elapsed Time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAlarms\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eProgrammable Audible High and Low Temperature Alarms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePower Supply\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × 9V Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli id=\"tab2\"\u003e\n\u003cul\u003e\n\u003cli\u003e1x Extech 421502 Dual Input J\/K Digital Thermometer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli id=\"tab3\"\u003e\n\u003cp style=\"text-align: justify;\"\u003eNone: Ready to Use!\u003c\/p\u003e\n\u003c\/li\u003e\n\n\u003cli id=\"tab4\"\u003e\n\u003cul\u003e\n\u003cli\u003e9V Battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli id=\"tab5\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0339\/7965\/files\/421502_UM_en-US.pdf?v=1685950365\" target=\"_blank\" title=\"Extech 421502 Dual Input J\/K Digital Thermometer\" rel=\"noopener\"\u003e\nUser Manual (English)\n\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0339\/7965\/files\/421502_DS-en.pdf?v=1685950364\" target=\"_blank\" title=\"Extech 421502 Dual Input J\/K Digital Thermometer\" rel=\"noopener\"\u003e\nDatasheet (English)\n\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003c\/ul\u003e","brand":"Extech","offers":[{"title":"Equipment Only","offer_id":45918663245907,"sku":"EXTE-421502","price":0.0,"currency_code":"USD","in_stock":true},{"title":"With Nist","offer_id":45918663278675,"sku":"EXTE-421502-NIST","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0228\/9323\/files\/421502_web_a87c400a-92ac-41ae-ad09-ef2c18b70ce1.png?v=1786082602","url":"https:\/\/www.global.bioweb.co\/es\/products\/dual-input-thermometer-extech","provider":"BIOWEB USA","version":"1.0","type":"link"}