{"product_id":"8520-asm3-allen-bradley-3-axis-analog-servo-control-board","title":"8520-ASM3 | Allen-Bradley 3-Axis Analog Servo Control Board","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Allen-Bradley 8520-ASM3 is a 3-axis analog servo control board designed for CNC systems, specifically models 9\/260 and 9\/290. It delivers precise analog control with high-resolution output and integrated firmware functionality for complex motion control 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 width=\"100%\" style=\"height: 397.95px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 21.825px;\"\u003e\n\u003cth style=\"width: 25.7194%; text-align: left; height: 21.825px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eCondition\u003c\/th\u003e\n\u003ctd style=\"width: 74.1007%; height: 21.825px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.825px;\"\u003e\n\u003cth style=\"width: 25.7194%; text-align: left; height: 21.825px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 74.1007%; height: 21.825px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e\u003cspan data-sheets-root=\"1\"\u003eAllen-Bradley \u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.825px;\"\u003e\n\u003cth style=\"width: 25.7194%; text-align: left; height: 19.825px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 74.1007%; height: 19.825px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\u003cspan\u003eServo Products\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6375px;\"\u003e\n\u003cth style=\"width: 25.7194%; text-align: left; height: 19.6375px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 74.1007%; height: 19.6375px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e8520-ASM3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.825px;\"\u003e\n\u003cth style=\"width: 25.7194%; text-align: left; height: 20.825px;\" class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\"\u003eSubcatecory\u003c\/th\u003e\n\u003ctd style=\"width: 74.1007%; height: 20.825px;\" class=\"text-left text-body1 py-10 desktop:w-[60%]\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\u003cspan\u003eServo Add-On Module\/Board\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.675px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 41.675px;\"\u003eAxes\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 41.675px;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.275px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 39.275px;\"\u003eOutput Voltage Range\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 39.275px;\"\u003e+\/- 10V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.275px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 39.275px;\"\u003eOutput Offset Voltage\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 39.275px;\"\u003e500mV max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 44.675px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 44.675px;\"\u003eResolution\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 44.675px;\"\u003e1.22mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6625px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 35.6625px;\"\u003eSampling Frequency\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 35.6625px;\"\u003e500Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.0375px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 20.0375px;\"\u003eOutput Current\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 20.0375px;\"\u003e5mA max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 34.0625px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 34.0625px;\"\u003eConversion time\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 34.0625px;\"\u003e8.25 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6375px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 25.7194%; text-align: left; height: 19.6375px;\"\u003eGain Error\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 74.1007%; height: 19.6375px;\"\u003e+\/-1 LSB max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.7125px;\"\u003e\n\u003ctd style=\"width: 25.7194%; height: 19.7125px;\"\u003e\u003cstrong\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 74.1007%; height: 19.7125px;\"\u003e\u003cspan\u003e1.85 lbs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003e8520-ASM3\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"624\" data-end=\"1114\" class=\"\"\u003eThe 8520-ASM3 analog servo board is engineered for use with Allen-Bradley CNC systems and supports up to three independent motion control axes. It provides ±10V analog output with 1.22 mV resolution, ensuring accurate positioning and smooth axis movement. The board includes three D-sub connectors and integrates firmware upgrades for enhanced system functionality. Though discontinued by the manufacturer, it remains a valued module in legacy CNC systems requiring analog servo output.\u003c\/p\u003e\n\u003cp data-start=\"1121\" data-end=\"1142\"\u003e\u003cstrong data-start=\"1125\" data-end=\"1142\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1146\" data-end=\"1257\"\u003e3-Axis Motion Control: supports analog control for three servo axes with firmware-enhanced functionality.\u003c\/li\u003e\n\u003cli data-start=\"1260\" data-end=\"1383\"\u003eHigh Output Precision: ±10V output range with 1.22 mV resolution and ±1 LSB gain error for smooth, accurate movement.\u003c\/li\u003e\n\u003cli data-start=\"1386\" data-end=\"1506\"\u003eOptimized Timing: features a 500 Hz sampling rate and 8.25 ms conversion time to ensure consistent servo feedback.\u003c\/li\u003e\n\u003cli data-start=\"1509\" data-end=\"1621\"\u003eLow Offset Voltage: maintains a maximum output offset of 500 mV and current draw limited to 5 mA per axis.\u003c\/li\u003e\n\u003cli data-start=\"1624\" data-end=\"1745\"\u003eLegacy CNC Compatibility: specifically designed for integration with Allen-Bradley 9\/260 and 9\/290 CNC controllers.\u003c\/li\u003e\n\u003cli data-start=\"1748\" data-end=\"1870\"\u003eDiscontinued Status: no longer manufactured but supported in existing installations with backward-compatible firmware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1872\" data-end=\"2054\" class=\"\"\u003eThe 8520-ASM3 delivers precise analog servo control across three axes, combining legacy CNC integration with fine-tuned output characteristics for industrial motion applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":49105426940160,"sku":"8520-ASM3","price":3526.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/Allen-Bradley-8520-ASM3-PN160722-Rev-01.jpg?v=1785546787","url":"https:\/\/alotechparts.com\/products\/8520-asm3-allen-bradley-3-axis-analog-servo-control-board","provider":"Alo Tech Solutions","version":"1.0","type":"link"}