Three ex SS0102K 3N electronic speed sensor 3N-SS102K (SS0102K) speed sensor 1. Function: 3NSS102K is the device used to measure the speed of its work can sense the end face of the movement of black metal material, which can measure the gear, rack and other objects The velocity, commonly used in the need to measure the speed of the occasion. As governor, said 3N-PT and 3N-TJL spiral powder called and so on. 2. Be able to detect metallic materials: iron, steel, cast iron, steel and so on. 3. Effective distance: 0.5 ~ 1.5mm. 4. Operating frequency: 0 ~ 3000HZ. 5. Operating voltage: 10 ~ 16VDC. 6. Connection features: red, black, yellow. 7. How it works: 8. Dimensions: 9 Advantages: A. operating frequency. B. shell structure of high strength, suitable for the production site work. C. speed can be started from the "1."