Tekneka T4490 Digital Contact/Non-Contact Tachometer

Measuring Range: 0.5 ~ 99,999RPM
Contact and non-contact RPM measurements with quick response time
Improved measurement time and accuracy
Low RPM measurement can be achieved with reflective markings
The memory button can save the most recent, minimum, and maximum values
Microprocessor LS-I circuit for maximum precision and quick reaction
Units can be switched to m/min & ft/min by sliding the switch button

The Tekneka T4490 digital contact/non-contact tachometer measures from 0.5 ~ 99,999 revolutions per minute (RPM) using both contact and non-contact methods. It includes a crystal time base and microprocessor LS-I circuit for improved measuring speed and accuracy. The T4490 boasts good resolution and a wide measurement range. It also saves the most recent, minimum, and maximum values for future use. It has an automated power-off mode that increases battery life and is powered by 4 x 1.5V AA batteries. This tachometer is designed for long-lasting use with a sturdy ABS plastic casing.

Features

Contact and non-contact RPM measurements with quick response time
Improved measurement time and accuracy
Low RPM measurement can be achieved with reflective markings
The memory button can save the most recent, minimum, and maximum values
Microprocessor LS-I circuit for maximum precision and quick reaction
Units can be switched to m/min & ft/min by sliding the switch button
The device is easy to hold in one hand and is simple to operate

Applications

Widely used by mechanics, racing teams, vehicle manufacturers, power plant operators, electrical engineers, HVAC technicians, building engineers, ship engineers, shipyard operators, and aircraft maintenance technicians.