{"product_id":"nt31c-st143-ev3-omron-5-7-inch-color-touchscreen-operator-interface","title":"NT31C-ST143-EV3 | Omron 5.7-Inch Color Touchscreen Operator Interface","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"21\" data-end=\"474\"\u003eThe Omron NT31C-ST143-EV3 is a compact operator interface designed to provide reliable human-machine interaction in industrial automation systems. It features a 5.7-inch color STN LCD touchscreen for monitoring machine status, alarms, and process data. This unit is commonly used as a local HMI for Omron PLC-based control systems in manufacturing and process applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHMI \/ MMI \/ OIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNT31C-ST143-EV3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOperator Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOperator Interface \/ HMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNT31C Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.7 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eColor STN LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320 × 240 dots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 colors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTouch Panel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog resistive touchscreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHost Link, NT Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS-232C, RS-422A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeige\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer Status\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDiscontinued by Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.4 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About NT31C-ST143-EV3\u003c\/h4\u003e\n\u003cp data-start=\"503\" data-end=\"1065\"\u003eThe NT31C-ST143-EV3 is part of Omron’s NT31C series of programmable operator interfaces engineered for dependable machine visualization and control. It is built with a durable touch panel and color STN LCD display that supports clear graphical and text-based screens. The unit communicates with Omron PLCs using Host Link and NT Link protocols through RS-232C or RS-422A serial connections. Designed for panel mounting, it operates on 24 VDC power and is suitable for continuous industrial use, even though it has been discontinued by the manufacturer.\u003c\/p\u003e\n\u003ch3 data-start=\"1067\" data-end=\"1088\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eColor Touch Panel Display: 5.7-inch STN LCD touchscreen enables intuitive operator interaction.\u003c\/li\u003e\n\u003cli\u003eCompact Resolution: 320 × 240 dot resolution supports clear graphics, text, and alarms.\u003c\/li\u003e\n\u003cli\u003eMulti-Color Support: Displays up to 8 colors for improved visual differentiation of screens and statuses.\u003c\/li\u003e\n\u003cli\u003ePLC Communication Support: Compatible with Host Link and NT Link protocols for Omron PLC connectivity.\u003c\/li\u003e\n\u003cli\u003eSerial Interfaces: Equipped with RS-232C and RS-422A communication ports for flexible system integration.\u003c\/li\u003e\n\u003cli\u003e24 VDC Power Input: Designed for standard industrial control power systems.\u003c\/li\u003e\n\u003cli\u003ePanel-Mount Design: Front-panel installation allows clean integration into control cabinets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe NT31C-ST143-EV3 delivers the reliability and precision required for operator interface and machine monitoring applications in industrial control systems.\u003c\/p\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":51077767758122,"sku":"NT31C-ST143-EV3","price":1217.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/2026-01-23_18.51.26.png?v=1769187096","url":"https:\/\/iqelectro.com\/products\/nt31c-st143-ev3-omron-5-7-inch-color-touchscreen-operator-interface","provider":"IQElectro","version":"1.0","type":"link"}