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Introduction Congratulations on your purchase of Extech's Laser Photo/Contact Tachometer, Model 461995. This Tachometer provides contact/non-contact RPM and Linear Surface Speed measurements. The laser pointer beam provides accurate long distance measurements for photo tachometer measurements. This meter, with proper care, will provide years of safe reliable service.
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Meter Description Photo Tachometer sensor and laser source LCD display MEMORY button Function switch Contact tachometer rotating ring MEASURE button Battery compartment (rear) 461995-EU-EN v1.5 07/13 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
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Meter Operation Reversible LCD Display The 461995 LCD display indicates Photo Tachometer measurements in one direction and Contact measurements in the opposite direction. This permits the user to easily read the measurement digits in both measurement modes with the meter held in either direction.
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Release the Measure button when the display stabilizes (approx. 2 seconds). MIN/MAX and Last Reading Memory Recall The 461995 can record Maximum, Minimum, and Last Reading for the period of time the Measure button is held. These stored values can then be read directly on the meter's display. The memory will automatically clear after approximately 10 seconds of meter inactivity.
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