Working distanceUp To 78"
Light sourceLaser
Display typeLCD
Speed0.2-6560 FPM
Accuracy0.05%
MemoryBuilt-In, Stores Both Maximum And Minimum Values
Number of digits5
Battery sizeAA
Battery voltage1.5V
Standard logoCE.png
Number of batteries required4
FeaturesCombination Contact And Photo Tachometer, Memory Button Holds Last/Min/Max Readings
Includes23" Reflective Tape, Carrying Case, Wheels For Linear Surface Speed Or RPM Measurements
Maximum non-contact rpm99999 RPM
Maximum velocity measured6560 FPM
Maximum contact rpm19999 RPM
Calibration certificateNot Included
Calibration certificate typeAvailable Separately
Contact typeContact
Rpm accuracy+/-0.05%
Manufacturer warranty length2 yrs.
Maximum non-contact distance6.5 ft.
Minimum contact rpm0.5 RPM
Minimum non-contact rpm10 RPM
Minimum velocity measured0.2 FPM
Rpm resolution0.1 RPM
Min. noncontact speed10 RPM
Min. contact speed0.5 RPM
No. of digits5
Speed resolution0.1 RPM
Min. velocity measured0.2 FPM
No. of batteries required4
Promotion restrictionNot Eligible For Promotion
Speed accuracy-0.05% to +0.05%
Power sourceBattery Powered
Upc code793950469958
TypeTachometer
Primary typeTachometer
Max rpm99,999 RPM
Rpm range99,999rpm
Ships factory directNo
Product series461
Family seriesExtech Instruments Handheld Tachometers, 461 Series
Cal. wheelYes
Measuring distance65 '
Nist certifiedYes
Display5 Digit LCD
Multiple measuring unitsYes
DetectionContact, Laser, Photo
CommentsCalibration to OEM specs available, call for details
Gross weight1.7 lbs
Measurements takenRPM
Memory stored measurementsLast/Min/Max
Number of digits displayed5
Standards metCE Compliant
Tachometer depth65 mm
Tachometer height215 mm
Tachometer width38 mm
Tachometer typeHandheld
Depth65mm
Contact or noncontact operationContact & Noncontact
Display styleDigital
Rpm measuring range0.5RPM to 20000RPM, 10RPM to 99999RPM
Accuracy %0.05%
External height215mm
Sampling time1s
External width65mm
External depth38mm