{"product_id":"toauto-2-axis-3-axis-dro-digital-readout-500mm-precision-5um","title":"TOAUTO 2 Axis 3 Axis DRO Digital Readout 500mm - Precision 5um","description":"\u003cp\u003eIn this review the TOAUTO 2 Axis\/3 Axis DRO with a 500mm linear scale is evaluated for shop use where accurate position feedback matters. The bottom line: this DRO is suited to hobbyists and small machine shops that need a compact, precise readout and a straightforward mounting kit; the single biggest reason to buy is the optical linear scale's claimed \u003cstrong\u003e5 micron accuracy\u003c\/strong\u003e, which significantly reduces setup and measurement error during milling, turning or EDM work.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel length:\u003c\/strong\u003e The unit ships with a 500mm (20in) optical linear scale, providing long travel for many bridgeport or knee mill setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh precision:\u003c\/strong\u003e The linear sensor reports measurement accuracy down to 5 micron (0.005mm), helping tighten tolerances on machined parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS232-compatible signal:\u003c\/strong\u003e TTL square wave output through a DB9 connector and a 3m multilayer shielded cable eases integration with controllers or displays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete mounting kit:\u003c\/strong\u003e The package includes a scale, L-type mounting plate, scale cover and screws so the readout can be installed without sourcing extra hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e The shielded cable with metal shell and the included scale cover improve resistance to shop debris and handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe DRO is a good match for hobby machinists and small commercial shops that use knee mills, bridgeport-style machines, lathes or EDM machines and want an affordable way to add digital position feedback with \u003cstrong\u003efine resolution\u003c\/strong\u003e. Its 500mm travel fits many common table and axis sizes.\u003c\/p\u003e\n\u003cp\u003eUsers needing industrial turnkey installations with complex multi-axis automation or those requiring factory-certified calibration records should look elsewhere; this unit is optimized for retrofit and smaller setups rather than heavy automation systems.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh stated accuracy of 5 micron helps reduce measurement and setup error on precision parts.\u003c\/li\u003e\n\u003cli\u003eIncludes a practical mounting kit and scale cover so installation is straightforward for experienced users.\u003c\/li\u003e\n\u003cli\u003eDB9 TTL output and a 3m shielded cable simplify connections to many DRO displays and controllers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBuild quality reports are mixed among customers, so buyers should inspect fitment and alignment during installation.\u003c\/li\u003e\n\u003cli\u003eThe product is sold as a single 500mm scale; shops needing multiple axes must order additional scales separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTOAUTO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTravel length\u003c\/td\u003e\n\u003ctd\u003e500mm (20in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal length\u003c\/td\u003e\n\u003ctd\u003eTravel + 140mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution \/ Accuracy\u003c\/td\u003e\n\u003ctd\u003e5 micron (0.005mm \/ 0.0002in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eTTL square wave via DB9 (RS232) 9-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal cable\u003c\/td\u003e\n\u003ctd\u003e3m multilayer shielded cable with metal shell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage contents\u003c\/td\u003e\n\u003ctd\u003e1 linear scale, L mounting plate, scale cover, screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor machinists upgrading a bridgeport or knee mill who need improved repeatability, this TOAUTO DRO scale delivers precise readings and a ready-to-fit mounting kit at a modest price. It represents good value for retrofit work where \u003cstrong\u003ereliable position feedback\u003c\/strong\u003e is the primary objective, though users should verify build quality on receipt and be prepared to order additional scales for multi-axis setups.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the package include everything to mount the scale?\u003c\/strong\u003e\u003cbr\u003eThe box contains the linear scale, an L-type mounting plate, a scale cover and screws for installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat interface does the scale use?\u003c\/strong\u003e\u003cbr\u003eIt outputs TTL square wave signals through a DB9 (RS232-style) connector and ships with a 3m shielded cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs calibration required after installation?\u003c\/strong\u003e\u003cbr\u003eBasic alignment and zeroing are required on installation; no factory calibration certificate is included, so users should verify accuracy with known references.\u003c\/p\u003e","brand":"TOAUTO","offers":[{"title":"Default Title","offer_id":48235142316251,"sku":"B08Y19HK1Q","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61zv5P25XVL._SL1000.jpg?v=1770915380","url":"https:\/\/gearmusthave.com\/products\/toauto-2-axis-3-axis-dro-digital-readout-500mm-precision-5um","provider":"GearMustHave","version":"1.0","type":"link"}