{"product_id":"sino-0-005mm-optical-grating-ruler-sensor-5um-linear-scale-for-turning-lathe-milling-dro-display-ka300-ttl-570mm-920-1020mm","title":"Optical Grating Ruler Sensor 0.005mm for Lathe Milling DRO Display KA300","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your machining workflow with the Optical Grating Ruler Sensor KA-300, a precision DRO sensor designed for mills, lathes, grinders, and CNC applications. Featuring a 0.005 mm (5 μm) resolution and a robust 5V TTL interface, this sensor delivers reliable, high-accuracy position feedback across a wide range of tool setups. The KA-300 uses a 45-degree oblique grating for superior signal reception, reducing readhead wear and increasing longevity compared with traditional 90-degree scales. Built with a closed, water-resistant grating sensor and a multi-layer insulated signal line, it provides solid performance in demanding shop environments while staying compact enough to fit in tight machine configurations. \u003c\/p\u003e\n\u003cp\u003eDesigned for durability and accuracy, the KA-300 offers IP54 protection and a five-bearing readhead system, delivering stable readings even in vibration-prone environments. It operates from a 5V DC supply and uses a DB9 interface to connect with most DRO displays. With an available travel range of 70 mm to 1020 mm and an overall scale length of Travel+106 mm, it is versatile enough for a wide variety of milling, turning, and grinding setups. The assembly is suitable for use on Chinese DRO systems and is compatible with many DRO matches, while delivering a fast measurement speed of up to 60 m\/min. As a product from SINOC with NSK components, you can count on reliability and longevity in everyday workshop use. \u003c\/p\u003e\n\u003cp\u003eAll electronic and mechanical equipment sold to EU countries by InterCyprus is CE certified and carries a two year warranty, and the KA-300 itself comes with a one-year warranty to cover manufacturing defects and performance. For peace of mind, you’ll benefit from a design that minimizes friction and wear, extending the life of the scale and readhead in busy shop environments. \u003c\/p\u003e\n\u003cp\u003eAt intercyprus.com since 2002 — trusted for quality and reliability.\u003c\/p\u003e \u003ch2\u003eBenefits \u0026amp; Tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eAchieve precise machine positioning with 0.005 mm resolution, improving part tolerances and repeatability on mills, lathes, grinders, and CNC machines.\u003c\/li\u003e \u003cli\u003eRugged design and IP54 protection help maintain accuracy in workshop conditions, with reduced wear thanks to the 45-degree grating and multi-bearing readhead.\u003c\/li\u003e \u003cli\u003eKeep readings stable by staying within the specified operating temperature (0–50°C) and maximum measuring speed (up to 60 m\/min); use shielded DB9 cabling to minimize interference.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eApplication: Mill, Lathe, Grinder, CNC, etc.\u003c\/li\u003e \u003cli\u003eBrand: SINOC\u003c\/li\u003e \u003cli\u003eModel Number: KA-300\u003c\/li\u003e \u003cli\u003eResolution: 5 μm \/ 0.005 mm\u003c\/li\u003e \u003cli\u003eAvailable travel length: 70 mm – 1020 mm\u003c\/li\u003e \u003cli\u003eScale overall length: Travel + 106 mm\u003c\/li\u003e \u003cli\u003eCross Section: 25 mm × 34 mm\u003c\/li\u003e \u003cli\u003eInput voltage: 5V DC\u003c\/li\u003e \u003cli\u003eInterface Type: DB9\u003c\/li\u003e \u003cli\u003eOutput mode: TTL\u003c\/li\u003e \u003cli\u003eProtection grade: IP54\u003c\/li\u003e \u003cli\u003eOperating temperature: 0–50 °C\u003c\/li\u003e \u003cli\u003eCable length: 3 m\u003c\/li\u003e \u003cli\u003eCertification: CE\u003c\/li\u003e \u003cli\u003eMax measuring speed: 60 m\/min\u003c\/li\u003e \u003cli\u003eOrigin: Mainland China\u003c\/li\u003e \u003cli\u003eProcut name: DRO linear scale\u003c\/li\u003e \u003cli\u003eWarranty: 1 year\u003c\/li\u003e \u003cli\u003eNotes: Installation holes distance listed as Travel+90 mm; KA-300 is compatible with a wide range of DROs\u003c\/li\u003e \u003cli\u003eSpecial features: NSK components, five-bearing readhead system, closed-type grating sensor, multilayer insulation on signal cable\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePackage includes:\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eKA-300 optical grating ruler sensor\u003c\/li\u003e \u003cli\u003e3 m cable\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWarnings \/ Reminders\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eOperate within the specified temperature range of 0–50 °C for best accuracy.\u003c\/li\u003e \u003cli\u003eDo not exceed the maximum measuring speed of 60 m\/min to protect the readhead and grating.\u003c\/li\u003e \u003cli\u003eKeep connections shielded from intense EMI sources and moisture; IP54 provides protection but not immersion.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"KA-300-1020mm \/ Central depot","offer_id":52001665778006,"sku":"1005003772493630-KA-300-1020mm-SPAIN","price":307.48,"currency_code":"EUR","in_stock":true},{"title":"KA-300-920mm \/ Poland","offer_id":52001665810774,"sku":"1005003772493630-KA-300-920mm-Poland","price":231.85,"currency_code":"EUR","in_stock":true},{"title":"KA-300-1020mm \/ Poland","offer_id":52001665843542,"sku":"1005003772493630-KA-300-1020mm-Poland","price":235.31,"currency_code":"EUR","in_stock":true},{"title":"KA-300-1020mm \/ Russian Federation","offer_id":52001665876310,"sku":"1005003772493630-KA-300-1020mm-Russian Federation","price":235.31,"currency_code":"EUR","in_stock":true},{"title":"KA-300-870mm \/ 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