TASI TA501A Digital Display Photoelectric Tachometer Motor Instrument Auto Motor Tachometer

1. Measuring range: 2.5RPM - 99999RPM(RPM)2. Resolution: 2.5RPM - 999RPM(0.1RPM), 10,00RPM or more(1RPM)3. Ambient temperature range: 0-60 degrees Celsius4. Speed display: six-digit display, up to 999,9995. Measuring effective distance: about 50mm - 500mm6. Sampling time: 0.8s (60 rpm or more)7. Automatic shutdown: 10 minutes (can be manually shut down)8. Operating environment: -10 - 50 degrees Celsius, relative humidity within 80%, indoor altitude less than 2000m9. Storage environment: -10 - 50 degrees Celsius, within 70% relative humidity (remove the battery)10. Power supply: 3 x 1.5 AAA (RO3/LRO3) (not included)11. Display size: approx. 3.7 x 4.1cm12. Size: about 15.2 x 5.5 x 3.3cm13. Weight: approx. 115gFeatures:1. Infrared non-contact measurement: long press the TEST button for more than 2s, the speed measurement function opens, the front end emits a red laser, and then against the reflective band on the object to be measured2. Semiconductor laser sensor3. Value lock: can lock the maximum value, minimum value, average value and real time value during the measurement4. Upper/lower limit alarm: the upper and lower limit alarm threshold can be set, when the measurement is higher or lower than the set threshold, the red background light on the screen lights up and the measurement value flashes to alert5. HD large screen display with white background light6. Power supply mode/automatic shutdown: automatic shutdown after 10 minutes of no operation (can be manually canceled)Packing list:- Host x 1- Cloth bag x 1- Reflective paper x 2- Protective cover x 1- Instruction manual x 1