Testo 470 https://fat-egypt.com/wp-content/uploads/2014/04/testo-470-1.jpg 220 270 Future Advanced Technology Future Advanced Technology https://fat-egypt.com/wp-content/uploads/2014/04/testo-470-1.jpg April 9, 2014 March 24, 2023 Testo 470 For non-contact and mechanical measurement Measurement of rpm, speeds and lengths Measurement distance up to 600 mm (optical measurement) suitable for measurements on rotating parts such as ventilators and shafts, distance and speeds. For more information