extech

Extech 461895: Combination Contact/Photo Tachometer

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Description

Features:

Unique display where characters reverse direction depending on measurement mode you are in

Large 0.4” (5 digit) LCD display

Microprocessor based with quartz crystal oscillator to maintain high accuracy

Tachometer memory stores last, max and min readings

Provides wide RPM (photo and contact) and Linear Surface Speed (contact) measurements

Accurate to 0.05% with max resolution of 0.1rpm in either photo or contact mode

Complete with tips and wheel for rpm or linear surface speed, four 1.5V AA batteries, reflective tape and carrying case

Additional Features (461995):

Narrow beam Laser photo tachometer for accurate non-contact RPM measurements

Measurements from up to 6.5ft from the target for improved safety and accessibility

Specifications for both models Photo mode Contact mode
Range (RPM) 461895

Range (RPM) 461995

5 to 99,999

10 to 99,999

0.5 to 20,000

0.5 to 20,000

Accuracy 0.05% rdg +1 digit
Sampling Time 1 Sec > 60rpm 1 Sec > 6rpm
Surface Speed 0.2 to 6560ft/min

0.05 to 1999.9m/min

Resolution 0.1rpm (< 1,000 rpm)

1rpm (>1000rpm)

Power 4 AA batteries
Dimensions 8.5 x 2.6 x 1.5”(215 x 65 x 38 mm)
Weight 10.6 oz (300 g)

 

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