Oak Bluffs, MA old classifieds archive and funnies > Household Goods
> Laser optical digital tachometer, rpm, (9 volt)-----usa
Laser optical digital tachometer, rpm, (9 volt)-----usa
NEW! Optical laser tachometer
Measuring RPM is safe & accurate.
Wide measuring range & high resolution.
Digital display gives exact RPM.
Crystal time base design gives high accuracy & fast measuring time.
The last value, max value and min value will be automatically store in memory.
Durable, long lasting components, light weight.
Range: 2.5-99,999 RPM ( r/min )
* Distance: 50 to 500 mm ( 2 to 20 inchs )
* Resolution: 0.1 RPM (2.5 to 999.9 RPM), 1 RPM (>1,000 RPM)
* Accuracy: ± (0.05%+1digit)
* Sampling time: 0.8 second (over 60 RPM)
* Range selection: Automatic
* Laser diode output power: 3 mW MAX. class II
* Memory: Last value, Max. value and Min. value
* Time base: 6MHz oscillator
* Circuit: Exclusive one-chip LSI circuit
* Size: 131 x 70 x 29 mm
* Battery : 9V ( included )
Laser tachometer x 1 unit + blue bag
Reflective tape 20cm x 3
