World's patent, Multi-functions, one instrument combine Photo Tachometer RPM ) and Contact Tachometer ( RPM, m/min., ft/min. ).
Wide measuring range : 0.5 to 100,000 RPM. < 1,000 RPM, 0.1 RPM resolution.
High precision with 0.05% accuracy. Exclusive one chip LSI circuit & crystal time base.
Memorize the last value, max., value, min. value. High visible LCD display.
The use of durable, long lasting components, including a strong, light weight ABS plastic housing, assures almost maintenance free performance for many years.
