Tachometer (Photo Touch Type) (DT-2858)

• Application: Ultrasonic Speed
• Display: Digital
• Detection Method: Contact
• Connection Type: Wire
• Pressure Resistance: Without Pressure Resistance
• Anti-jamming: Not Anti-jamming
• Model NO.: DT-2858
• Shakeproof: Not Shakeproof
• Noctilucence: Without Noctilucence
• Waterproof: Not Waterproof
• Weight: >100g
• Transport Package: Box
• Specification: DT-2858
• Trademark: tlead
• Origin: Qingdao, Shandong Province, China
• Production Capacity: 100000 Pieces/Month

Product Description

* Multifunctional, one instrument combines PHOTO TACH.(RPM) & CONTACT TACH. (RPM , m / min, ft / min ).
* Digital display with no guessing errors.
* Wide measuring range and high resolution.
* The last value / max. value / min. value will be automatically stored in memory.
* The use of durable, long-lasting components, including a strong, light weight ABS-plastic housing assures elegant shape and ease of use.

Tachometer (Photo/Touch Type) (DT-2858)

Application: Applicable to the product departments of motor, fan, paper-product, chemical fiber, washing-machine, automobile, airplane, steamer etc.

Measuring Range	Laser	2.5 ~ 99,999 r / min
	Contact	0.5 ~ 19,999 r / min
	Surface Speed	0.05 ~ 1999.9 m / min 0.2 ~ 6560 ft / min
Resolution	Rotative Velocity	0.1 r / min (0.5 ~ 999.9 r / min)   1 r / min (Over 1000 r / min )
	Surface Speed	0.01 m / min (0.05 ~ 99.9 m / min)   1 m / min (Over 100 m / min )   Or 0.1 ft / min (0.1 ~ 999.9 ft / min)        1 ft / min (Over 1000 ft / min )
Accuracy	± (0.05% n + 1 d)
Sampling Time	1.0 s (Over 60 r / min )
Test Range Select	Automation
Memory	Max / Min / Last Value
Time Base	Quartz Crystal
Laser Tach Detecting Distance	50 ~ 150 mm / 2 ~ 6 inch (Typical), Max. 300 mm / 12 inch
Power Consumption	90 mA (Testing)
Operating Temperature	0 ~ 50 °C
Power Supply	4 x 1.5 V AA size (UM-3) battery
Dimensions	215 x 74 x 32 mm
Weight	200 g (Including Batteries)