EXTECH RPM33 Combination Contact/Laser Photo Tachometer (2 -99,999rpm)

Specifications
1. Photo mode:
+ Range (rpm) 2 to 99,999rpm
2. Contact mode
- Range (rpm) 2 to 20,000rpm
- Surface Speed:
+ 0 to 78,720 inches/min
+ 0 to 6560 ft/min
+ 0 to 2186 yards/min
+ 0 to 2000 m/min
- Length :
+ 3.9 to 39370 inches
+ 0.3 to 3280 feet
+ 0.1 to 1093 yard
+ 0.1 to 1000 meters
- Frequency (Hz) : 333 Hz
- Accuracy 0.05% rdg +1 digit; 0.05% rdg +1 digit
- Sampling Time 0.5 Sec > 120rpm
- Resolution 0.1rpm (< 10,000 rpm); 1rpm (> 10,000 rpm)
- Dimensions / Weight 6.2 x 2.3 x 1.6”(160 x 60 x 42 mm) / 5.3oz (151g)

omplete with contact wheel for rpm or linear surface speed/length, 9V battery, reflective tape and soft case

Datasheet

Manual