{"product_id":"turck-bl20-2ai-thermo-pi-programmable-logic-controller-module","title":"Turck BL20-2AI-THERMO-PI Programmable Logic Controller Module","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"557\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/turck\"\u003eTurck \u003c\/a\u003eBL20-2AI-THERMO-PI \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003eanalog input module\u003c\/a\u003e is used in BL20 distributed I\/O and industrial temperature monitoring systems. Commonly installed in process automation skids, ovens, furnaces, packaging equipment, food processing machinery, and manufacturing systems requiring direct thermocouple temperature measurement. Maintenance teams, OEMs, and system integrators use this part for I\/O expansion, temperature monitoring upgrades, control system retrofits, and replacement of analog input modules. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"559\" data-end=\"576\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"577\" data-end=\"1260\"\u003eThe Turck BL20-2AI-THERMO-PI provides two analog input channels for direct connection of thermocouple temperature sensors within the BL20 modular I\/O platform. The module is commonly used in heat treatment equipment, industrial ovens, plastic processing machinery, food and beverage production lines, environmental chambers, and process heating applications where accurate temperature acquisition and monitoring are critical. The fieldbus-independent BL20 architecture allows seamless integration into Ethernet\/IP, PROFIBUS, PROFINET, and other industrial communication networks while reducing wiring complexity and simplifying system expansion. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1262\" data-end=\"1291\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1292\" data-end=\"2747\"\u003e• Brand: Turck\u003cbr data-start=\"1306\" data-end=\"1309\"\u003e• Part Number: BL20-2AI-THERMO-PI\u003cbr data-start=\"1342\" data-end=\"1345\"\u003e• Manufacturer Part Number (MPN): 6827020\u003cbr data-start=\"1386\" data-end=\"1389\"\u003e• Product Type: Analog Thermocouple Input Module\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e• Series: BL20 I\/O System\u003cbr data-start=\"1465\" data-end=\"1468\"\u003e• Function: Thermocouple temperature signal acquisition\u003cbr data-start=\"1523\" data-end=\"1526\"\u003e• Number of Channels: 2 analog inputs\u003cbr data-start=\"1563\" data-end=\"1566\"\u003e• Input Type: Thermocouple inputs\u003cbr data-start=\"1599\" data-end=\"1602\" data-is-only-node=\"\"\u003e• Supported Thermocouples: Type B, E, J, K, N, R, S, and T\u003cbr data-start=\"1660\" data-end=\"1663\"\u003e• Signal Type: Analog input, temperature\u003cbr data-start=\"1703\" data-end=\"1706\"\u003e• Supply Voltage: 24 VDC via BL20 backplane bus\u003cbr data-start=\"1753\" data-end=\"1756\"\u003e• Nominal Current from Field Supply: ≤30 mA\u003cbr data-start=\"1799\" data-end=\"1802\"\u003e• Nominal Current from Module Bus: ≤45 mA\u003cbr data-start=\"1843\" data-end=\"1846\"\u003e• Typical Power Dissipation: ≤1 W\u003cbr data-start=\"1879\" data-end=\"1882\"\u003e• Resolution: 16-bit\u003cbr data-start=\"1902\" data-end=\"1905\"\u003e• Maximum Analog Frequency: 2 Hz\u003cbr data-start=\"1937\" data-end=\"1940\"\u003e• Cycle Time: ≤300 ms\u003cbr data-start=\"1961\" data-end=\"1964\"\u003e• Accuracy: \u0026lt;0.2% at 23°C\u003cbr data-start=\"1989\" data-end=\"1992\"\u003e• Repeatability: 0.05%\u003cbr data-start=\"2014\" data-end=\"2017\"\u003e• Electrical Isolation: Galvanically isolated from field level via optocouplers\u003cbr data-start=\"2096\" data-end=\"2099\"\u003e• Cold Junction Compensation: Internal compensation through compatible base module\u003cbr data-start=\"2181\" data-end=\"2184\"\u003e• Connection Technology: Screw terminal or cage clamp terminal via base module\u003cbr data-start=\"2262\" data-end=\"2265\"\u003e• Mounting Type: Plug-in module for BL20 base system\u003cbr data-start=\"2317\" data-end=\"2320\"\u003e• Protection Rating: IP20\u003cbr data-start=\"2345\" data-end=\"2348\"\u003e• Operating Temperature: 0°C to +55°C\u003cbr data-start=\"2385\" data-end=\"2388\"\u003e• Storage Temperature: -25°C to +85°C\u003cbr data-start=\"2425\" data-end=\"2428\"\u003e• Dimensions: 12.6 x 74.1 x 55.4 mm\u003cbr data-start=\"2463\" data-end=\"2466\"\u003e• Approvals: CE, cULus, Class I Division 2, Zone 2\u003cbr data-start=\"2516\" data-end=\"2519\"\u003e• Application: Industrial temperature monitoring and process control systems\u003cbr data-start=\"2595\" data-end=\"2598\"\u003e• Special Features: Fieldbus independent operation, status LEDs, diagnostic LEDs, hot-swappable modular design. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2749\" data-end=\"2773\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2774\" data-end=\"2848\"\u003e• Turck BL20-2AI-PT\/NI-2\/3\u003cbr data-start=\"2800\" data-end=\"2803\"\u003e• Turck BL20-E-4AI-TC\u003cbr data-start=\"2824\" data-end=\"2827\"\u003e• Turck BL67-4AI-TC\u003c\/p\u003e","brand":"TURCK","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51714317353262,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_4437fb43-b27c-429e-9eed-b0e5d89d0307.jpg?v=1770422494","url":"https:\/\/plgautomation.com\/products\/turck-bl20-2ai-thermo-pi-programmable-logic-controller-module","provider":"PLG Automation ","version":"1.0","type":"link"}