{"product_id":"1762-it4-allen-bradley-micrologix-1200-thermocouple-input-module","title":"1762-IT4 Allen-Bradley MicroLogix 1200 Thermocouple Input Module","description":"\u003ch3\u003ePrecision Thermal Engineering\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e1762-IT4\u003c\/span\u003e\u003c\/strong\u003e is a high-resolution, 4-channel analog input module tailored for the MicroLogix 1200 platform. Designed specifically for demanding thermal monitoring, it utilizes Delta-Sigma conversion to deliver 15-bit (plus sign) data resolution. With integrated Cold Junction Compensation (CJC) and support for a vast range of thermocouple types (J, K, T, E, R, S, B, N, C) and millivolt signals, this module provides the versatility required for sophisticated industrial temperature control and transducer measurement.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Performance Matrix\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Allen-Bradley (Rockwell Automation)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e1762-IT4\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e MicroLogix 1200 Expansion I\/O\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 4 Channels + 1 dedicated CJC sensor\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e 15-bit plus sign\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSignal Support:\u003c\/strong\u003e 9 Thermocouple types \u0026amp; +\/- 50mV\/100mV\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFilter Frequencies:\u003c\/strong\u003e 10Hz to 1kHz (Programmable)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e 1.5 Watts\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Standard DIN Rail\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB Insight\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e1762-IT4\u003c\/span\u003e\u003c\/strong\u003e is a legacy powerhouse for temperature-sensitive automation. Global PLC Spare HUB recommends this module specifically for PID-loop precision where signal stability is non-negotiable. Its configurable notch filter is its standout feature, allowing engineers to tune out specific electromagnetic noise profiles found in heavy factory environments. For diagnostic efficiency, the module performs automatic calibration during every power-up cycle, ensuring that readings remain within the ±1.3°C accuracy threshold.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Scenarios \u0026amp; Diagnostic Power\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThermal Regulation:\u003c\/strong\u003e Ideal for precision heat-treatment furnaces and autoclave control.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTransducer Interfacing:\u003c\/strong\u003e Perfect for direct measurement of low-voltage sensors.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProcess Automation:\u003c\/strong\u003e Excellent for PID loops requiring high-speed millivolt response.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiagnostic Control:\u003c\/strong\u003e Programmable filtering effectively rejects 50\/60Hz noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLogistics and Warranty\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Expedited global delivery via FedEx, UPS, or DHL.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDispatch:\u003c\/strong\u003e Guaranteed 24–48 hour fulfillment.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month industrial performance guarantee.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExpert Technical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the notch filter frequencies?\u003c\/strong\u003e\u003cbr\u003e\nThese filters allow you to isolate and eliminate specific interference frequencies (like 50Hz or 60Hz line noise) that distort low-level signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix thermocouple types?\u003c\/strong\u003e\u003cbr\u003e\nYes, the \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e1762-IT4\u003c\/span\u003e\u003c\/strong\u003e allows for independent channel configuration, enabling you to use different sensors or mV ranges simultaneously.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is Belden 8761 recommended?\u003c\/strong\u003e\u003cbr\u003e\nThis shielded twisted-pair cable offers superior EMI protection, critical for maintaining signal integrity with low-amplitude millivolt sensors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the CJC improve accuracy?\u003c\/strong\u003e\u003cbr\u003e\nThe Cold Junction Compensator (CJC) measures the terminal block temperature, allowing the module to correct voltage readings based on the ambient connection temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelection Guide: Power Budgeting?\u003c\/strong\u003e\u003cbr\u003e\nAlways verify your PLC backplane power budget. The \u003cstrong\u003e\u003cspan style=\"color: #d32f2f;\"\u003e1762-IT4\u003c\/span\u003e\u003c\/strong\u003e requires specific 5.1V and 24V current draws; ensure your power supply supports these requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45013984903350,"sku":"1762-IT4","price":147.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/1762-IT4_e17f7d71-b1c2-406b-bd79-e9c647620008.jpg?v=1780569746","url":"https:\/\/www.plcsparehub.com\/products\/1762-it4-allen-bradley-micrologix-1200-thermocouple-input-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}