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USER MANUAL

Extech Mini Laser Photo Tachometer /
Counter — Model 461920

Summary of Contents for 461920

Page 1: ...USER MANUAL Extech Mini Laser Photo Tachometer Counter Model 461920 ...

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Page 3: ...contact RPM rota tions per minute and Count revolutions measurements The laser pointer al lows for accurate measurement targeting This instrument is shipped fully tested and calibrated and with proper use will provide years of reliable service Additional User Manual Translations available at www extech com NAS100117 r AA 86449 86449 en US 1 ...

Page 4: ...nsor and laser source 2 Optional AC adapter connector 3 LCD 4 Memory MEM button 5 Mode button 6 Measure Laser pointer button The battery compartment is located on the back of the meter NAS100117 r AA 86449 86449 en US 2 ...

Page 5: ...ctly view the laser beam or point it toward the eyes Low power visible lasers do not normally present a hazard but may present some potential for hazard if viewed directly for extended periods of time See laser safety information below and on meter label NAS100117 r AA 86449 86449 en US 3 ...

Page 6: ...en use the MODE button to select REV on the display 2 Point the meter toward the device under test at a 2 to 20 in 50 to 500 mm distance 3 Press the Measure button and aim the laser at the object under test 4 Verify that the monitor indicator appears on the LCD when the object passes through the light beam 5 When the Measure button is released the last reading will remain on the display for approx...

Page 7: ...e the battery open the rear battery compartment by re moving the two Phillips head screws Replace the 9 V battery observing cor rect polarity Secure the battery compartment cover before using the meter Do not dispose of used batteries or rechargeable batteries in house hold waste NAS100117 r AA 86449 86449 en US 5 ...

Page 8: ...ngs for RPM measurements Recall the final count value for REV measurements Operating conditions 32 to 122 0 to 50 RH 80 maximum Power supply 9 V battery or optional AC Adaptor part no UA100 240 Power consumption 45 mA DC typical Weight 5 3 oz 151 g Dimensions 6 2 x 2 3 x 1 6 in 160 x 60 x 42 mm 6 2 Measurement Specifications Range Resolution Accuracy Tachometer 2 to 99 999 RPM 0 1 RPM 1000 RPM 1 R...

Page 9: ... we sell We offer NIST traceable calibration for most of our products Contact us for information on calibration and repair availability refer to the contact information below Annual calibrations should be performed to verify meter performance and accuracy Product specifications are subject to change without notice Please visit our website for the most up to date prod uct information www extech com...

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Page 12: ...ort flir com Copyright 2022 FLIR Systems Inc All rights reserved worldwide Disclaimer Specifications subject to change without further notice Models and accessories subject to regional market considerations License procedures may apply Products described herein may be subject to US Export Regulations Please refer to exportquestions flir com with any questions USER MANUAL ...

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