Reed Instruments K4010 Photo-Contact Tachometer

• Ranges from 0.5 to 20,000 RPM in contact mode; from 5 to 99,999 RPM in photo mode; linear surface speed measurements are 0.2 to 6560 fpm or 0.05 to 1999.9 m/min
• Automatically holds last reading for 5 minutes and recalls minimum and maximum readings
• Characters on the 5-digit display reverse direction depending on which measurement mode you are in
• Microcomputer LSI circuitry provides accuracy to 0.05% and permits readings to a resolution of 0.1 RPM in either photo or contact mode
• ABS plastic housing assures years of maintenance free performance. Designed to fit comfortably in either hand.

Specifications: