{"product_id":"national-instruments-usb-6221","title":"National Instruments USB-6221","description":"\u003cp\u003eThe National Instruments USB-6221 is a versatile Multifunction I\/O device from the M Series, designed to meet a wide range of automation and control applications. It features 16 single-ended analog input channels, which can be configured as 8 differential channels, enhancing flexibility for diverse connectivity needs. The device is equipped with 2 analog output channels and 24 digital I\/O lines, both capable of acquiring samples at a maximum rate of 250 kS\/s. The USB-6221 supports correlated digital I\/O, analog I\/O, digital triggering, and includes two 32-bit timers, making it ideal for manufacturing tests, laboratory automation, design validation, and research applications. \u003c\/p\u003e\n\n\u003cp\u003eVarious part numbers offer different voltage options catering to international standards, including part numbers for the USA (780117-01, 120 V), Switzerland (780117-02, 220 V), Australia (780117-03, 240 V), and the U.K. (780117-06, 240 V), among others. The board-only version is available as part number 195959-02. The device supports high-voltage measurements using compatible signal conditioning accessories and provides digital I\/O lines capable of pulse-width modulation, enabling control of various equipment like lamps, pumps, and motors, with output signals of 24 mA. Connectivity options include a single 68-pin VHDCI connector for PCI\/PXI, as well as USB screw terminals and USB BNC connectors.\u003c\/p\u003e\n\n\u003cp\u003eThough marked as obsolete by National Instruments, the USB-6221 remains available through Apex Waves for purchase and repair services. The dimensions for the screw terminal version are 10.5 in. × 6.73 in. × 1.75 in., weighing 2 lb 10 oz, while the OEM version weighs 4.6 oz. The device includes a warranty of 2-3 years, and both user and maintenance manuals are available for download. For pricing information, please contact a sales representative.\u003c\/p\u003e","brand":"National Instruments","offers":[{"title":"Default Title","offer_id":46683833204972,"sku":"USB-6221","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0217\/1112\/6600\/files\/National_Instruments_Group_Photo_-_Final_Compressed_9bfc482f-2ce1-4c95-968e-e5ac878d78cb.jpg?v=1753243076","url":"https:\/\/www.industrialautomationco.com\/products\/national-instruments-usb-6221","provider":"Industrial Automation Co.","version":"1.0","type":"link"}