Non-contact tachometer SE-300

From the shop's description

High-quality, expensive Sanwa SE-300 tachometer. Measurement accuracy 0.03% + 1 digit. With the help of an additional optional adapter, it can also become a contact tachometer SE-300. Technical characteristics: Display indication: 5 characters, up to 99,999. Backlit. Low battery indication. Auto power off after 2 min. just me. Tripod mountable. Max, min. value, hold HOLD. Overload indication “OL”. Distance to the measured object from 50 to 500 mm. Non-contact tachometer SE-300 (non-contact measurement). Measurement of rotation speed from 30 to 99,999 rpm, resolution 0.1 rpm. Measurement of rotation speed from 0.5 to 1600.0 r / s, resolution 0.1 r / s. Revolution counter from 0 to 99,999 revolutions. Contact measurement (optional). Measurement of rotation speed from 30 to 19,999 rpm. Measurement of rotation speed from 0.5 to 333.0 rps. Revolution counter from 0 to 99,999 revolutions. Measurement of movement speed from 3 to 19,999 m / min. Measurement of movement speed from 0.05 to 33 m / sec. Working temperature from 5 to 40 C. Power supply: R6P 1.5 V battery x 2 pcs. Included. Weight 220 g. 280 g. With contact adapter. Dimensions: 21x6x5 cm. Delivery set (standard): SE-300 tachometer – 1 pc. R6P 1.5 V battery – 2 pcs. Reflective marker (square) – 50 pcs. Carrying case -1 pc. Operating instructions – 1 pc. Scope of delivery (optional): ENC-3 Contact adapter, 2 nozzles: cone and wheel 100 mm (circumference). The contact adapter allows the measurement of rotational speed and linear speed by contact.