{"product_id":"zeroerr-ecoder20-magnetic-encoders","title":"ZeroErr eCoder20 RS485 Absolute Magnetic Encoder, 17\/19-Bit Single- and Multi-Turn","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/zeroerr-rotary-actuator\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eZeroErr\u003c\/a\u003e eCoder20 is an axial-reading absolute magnetic encoder with RS485 single-turn and multiple-turn versions. Selectable resolutions are 17-bit and 19-bit. The encoder uses a 20 mm through-hole and an 8-pin connection; maximum speed for eCoder20 is stated as 12,000 RPM.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaximum absolute tolerance: \u0026lt;0.06°; hysteresis: less than one unit of resolution.\u003c\/li\u003e\n\u003cli\u003e20 mm through-hole for passing mechanical structures, cables, air lines, and similar items.\u003c\/li\u003e\n\u003cli\u003e90° M2.5 setscrew mounting with a specified Φ20 mm mounting opening.\u003c\/li\u003e\n\u003cli\u003eCompact structure designed for assembly and disassembly; assembly tolerance up to 0.1 mm.\u003c\/li\u003e\n\u003cli\u003eProgrammable zero position stored in internal EEPROM.\u003c\/li\u003e\n\u003cli\u003eProvides a precision positioning reference for fast, accurate installation.\u003c\/li\u003e\n\u003cli\u003eRS-485 interface protocol, stated as compatible with Tamagawa absolute encoders.\u003c\/li\u003e\n\u003cli\u003eStated compatibility with servo, linear, DDR (direct-drive rotary), coreless, and voice-coil motors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOptions\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSelection\u003c\/th\u003e\n\u003cth\u003eAvailable choices\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVersion\u003c\/td\u003e\n\u003ctd\u003eAbsolute value of a single lap (RS485); Absolute value of multiple turns (RS485)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e17-bit; 19-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMultiturn Counting \u003ca class=\"product-context-link\" href=\"https:\/\/rcdrone.top\/collections\/drone-battery\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eBattery\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd\u003eNot Include; Include (Two pieces per pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003e19-bit multiple-turn version:\u003c\/strong\u003e stated to provide up to 19-bit resolution, 240 counting revolutions, programmable and storable point-by-point position compensation, and ±10 arcseconds repeatability. The multiple-turn version is described as a non-contact, multi-turn absolute type.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003eOperating and electrical specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eeCoder20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum absolute tolerance\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.06°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRepeatability\u003c\/td\u003e\n\u003ctd\u003e±10 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReading type\u003c\/td\u003e\n\u003ctd\u003eAxial reading\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e17 bit to 21 bit and 16 bit multiturn counter option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum speed\u003c\/td\u003e\n\u003ctd\u003e12,000 RPM (eCoder11, eCoder18, eCoder20); 6,000 RPM (eCoder35, eCoder45, eCoder65, eCoder35H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHysteresis\u003c\/td\u003e\n\u003ctd\u003eLess than one unit of resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003e4.7 V to 5.4 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent consumption\u003c\/td\u003e\n\u003ctd\u003e105 mA to 125 mA (eCoder11, eCoder18, eCoder20); 70 mA to 90 mA (eCoder35, eCoder45, eCoder65); 115 mA to 130 mA (eCoder35H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e8-pin connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery standard voltage\u003c\/td\u003e\n\u003ctd\u003e3.6 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery warning voltage\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3.05 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery operating current\u003c\/td\u003e\n\u003ctd\u003e4 μA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +105 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +105 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal magnetic field\u003c\/td\u003e\n\u003ctd\u003e±20 mT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eeCoder20 dimensions and component data\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eeCoder20\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnetic ring inner diameter\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnetic ring outer diameter\u003c\/td\u003e\n\u003ctd\u003e33.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnetic ring weight\u003c\/td\u003e\n\u003ctd\u003e9.2 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnetic ring thickness\u003c\/td\u003e\n\u003ctd\u003e6.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadhead inner diameter\u003c\/td\u003e\n\u003ctd\u003e22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadhead outer diameter\u003c\/td\u003e\n\u003ctd\u003e34 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadhead weight\u003c\/td\u003e\n\u003ctd\u003e3.6 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadhead maximum thickness\u003c\/td\u003e\n\u003ctd\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadhead arc length\u003c\/td\u003e\n\u003ctd\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum resolution\u003c\/td\u003e\n\u003ctd\u003e19 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum thickness (feature panel)\u003c\/td\u003e\n\u003ctd\u003e12.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation drawing callouts\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCallout\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameters\u003c\/td\u003e\n\u003ctd\u003eΦ33.5, Φ27, Φ22, Φ20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear dimensions\u003c\/td\u003e\n\u003ctd\u003e37.5, 34, 30.5, 20.5, 19.2, 16.5, 15, 12.9, 4.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eToleranced dimension\u003c\/td\u003e\n\u003ctd\u003e4 ±0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHoles\u003c\/td\u003e\n\u003ctd\u003eTwo Φ2.1 holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngle\u003c\/td\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe eCoder20 is stated to remain applicable in dusty, heavy-oil-contamination, high- and low-temperature, and complex electromagnetic environments, with reliable operation in harsh environments.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHumanoid robots\u003c\/li\u003e\n\u003cli\u003eRobotic arms\u003c\/li\u003e\n\u003cli\u003eExoskeletons\u003c\/li\u003e\n\u003cli\u003eQuadruped robots\u003c\/li\u003e\n\u003cli\u003eAGV vehicles\u003c\/li\u003e\n\u003cli\u003eARU robots\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003ch2\u003eDownloads \u0026amp; Resources\u003c\/h2\u003e\u003cul class=\"tophitek-resource-list\"\u003e\n\u003cli\u003e\u003ca class=\"tophitek-resource-link\" href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder-20-magnetic-encoders-stp.step?v=1790433329\" rel=\"noopener noreferrer\" target=\"_blank\"\u003ezeroerr eCoder20 — 3D Model (STEP)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca class=\"tophitek-resource-link\" href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder-20-magnetic-encoders-drawing-product-installation.pdf?v=1790433337\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eZeroErr eCoder20 Drawing instalation — Installation Drawing (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca class=\"tophitek-resource-link\" href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder-35-magnetic-encoders-manual-ver-2-4-1.pdf?v=1789644758\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eZeroErr ZeroErr eCoder Ver2.4 1 — Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eVisual Details\u003c\/h2\u003e\n\u003ch3\u003eProduct Views\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"ZeroErr eCoder20 absolute encoder board with central through-hole and connector\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-5d8791f734.webp?v=1790433475\"\u003e\u003cfigcaption\u003eThe encoder board has a multi-pin board connector. The product is identified as an eCoder20 Absolute Encoder.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eFeatures and Design\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 encoder highlighting its 20 mm through-hole and 12.8 mm maximum thickness\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-c7a509d229.webp?v=1790433479\"\u003e\u003cfigcaption\u003eThe encoder has a 20 mm through-hole. Maximum thickness is 12.8 mm.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 19-bit multi-turn absolute encoder and magnetic ring\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-029b52a861.webp?v=1790433484\"\u003e\u003cfigcaption\u003eThe 19-bit multiple-turn absolute encoder provides up to 19-bit resolution and 240 counting revolutions. The stated encoder repeatability is ±10 arcseconds.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 environmental and EEPROM programmable zero-position features\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-7319f10267.webp?v=1790433496\"\u003e\u003cfigcaption\u003eAssembly tolerance is up to 0.1 mm. The programmable zero position is stored in internal EEPROM.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eSetup and Use\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 installation graphic with 20 mm opening and 90 degree M2.5 setscrew mounting\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-d335a61f23.webp?v=1790433488\"\u003e\u003cfigcaption\u003eThe encoder uses 90° M2.5 setscrew mounting. The mounting graphic specifies a Φ20 mm opening.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eApplication Examples\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 encoder installed on a motor\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-d9cb708cdc.webp?v=1790433492\"\u003e\u003cfigcaption\u003eThe allowable speed is up to 12,000 RPM. The encoder supports servo motors.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eInterfaces and Connections\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 RS-485 protocol compatibility graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-4c0aae2130.webp?v=1790433501\"\u003e\u003cfigcaption\u003eThe encoder supports the RS-485 interface protocol. The encoder uses a standard RS-485 protocol compatible with Tamagawa absolute encoders.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003ch3\u003eDimensions and Construction\u003c\/h3\u003e\n\u003cfigure class=\"wp-block-image size-full\"\u003e\u003cimg alt=\"eCoder20 technical installation drawing with dimensional views\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/zeroerr-ecoder20-rs485-absolute-magnet-1d7bcf6905.webp?v=1790433505\"\u003e\u003cfigcaption\u003eThe installation drawing specifies an overall outside diameter of Φ33.5. The installation drawing specifies a Φ27 diameter.\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"ZeroErr","offers":[{"title":"Absolute value of a single lap (RS485) \/ 17-bit \/ Not Include","offer_id":54951487799520,"sku":"ZER-909D8813","price":259.0,"currency_code":"USD","in_stock":true},{"title":"Absolute value of a single lap (RS485) \/ 19-bit \/ Not Include","offer_id":54951487832288,"sku":"ZER-03469897","price":259.0,"currency_code":"USD","in_stock":true},{"title":"Absolute value of multiple turns (RS485) \/ 17-bit \/ Not Include","offer_id":54951487865056,"sku":"ZER-952EB2CF","price":287.0,"currency_code":"USD","in_stock":true},{"title":"Absolute value of multiple turns (RS485) \/ 17-bit \/ Include (Two pieces per pack)","offer_id":54951487897824,"sku":"ZER-FF31B369","price":315.0,"currency_code":"USD","in_stock":true},{"title":"Absolute value of multiple turns (RS485) \/ 19-bit \/ Not Include","offer_id":54951487930592,"sku":"ZER-EE15A0B6","price":287.0,"currency_code":"USD","in_stock":true},{"title":"Absolute value of multiple turns (RS485) \/ 19-bit \/ Include (Two pieces per pack)","offer_id":54951487963360,"sku":"ZER-6742A8EC","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/zeroerr-ecoder20-magnetic-encoders-f801bd4fe1-01.webp?v=1790433289","url":"https:\/\/rcdrone.top\/nl\/products\/zeroerr-ecoder20-magnetic-encoders","provider":"RCDrone","version":"1.0","type":"link"}