Tachometer 2 types of measurement: Contact tachometer is direct contact with the object. Compatible with various adapters and Photo tachometers. It uses infrared light with reflective stickers. By infrared illumination to the rotating object and the machine will read the reflected value to calculate the speed.

• 1. Contact tachometer for : low speed rounding, such as conveyor belts, etc.

• 2. Photo Tachometer : measuring the speed of objects that are difficult to reach, such as the belt of the engine