4 Models:
DT-205LR LCD Display with 6" Circum Measuring Wheel
DT-205LR-12 LCD Display with 12" Circum Measuring Wheel
DT-207LR LED Display with 6" Circum Measuring Wheel
DT-207LR-12 LED Display with 12" Circum Measuring Wheel
NSN: 6680-01-378-6490 NOTE: DT-205L & DT-207L models have been replaced by the new "LR" models featuring smaller & brighter "Laser dot" The CHECK-LINE DT-205LR & DT-207LR handheld tachometer combine the best features found in both contact and non-contact tachometers for the accurate measurement of rpm, surface speed and length. The screw-in contact adapter makes it quick & easy to convert from non-contact to contact operation. 
Features
- High-precision laser measures from distances up to 14 feet
- Includes Traceable calibration Certificate
- Built-in memory for last, maximum, minimum and 10 separate readings
- Includes 6" circumference surface speed wheel
- LCD Version for use in sunlight and for longest battery life
- LED version for use in poorly lit or dark environments
Photo Gallery
LCD Display vs LED Display
Accessories
Complete Kit
All models are supplied as a complete kit including the tachometer, reflective tape, screw-in contact adapter, 2 cone tips, funnel tip, shaft extension, surface speed wheel, two AA batteries and an operating instruction manual - all supplied in a foam-fitted carrying case.
Note: On DT-205LR-12 and DT-207LR-12 models 12" circumference wheel is supplied instead of 6" version
Specifications
| Measuring Range | Non-Contact - 6 to 99,999 rpm
Contact - 0.8 to 25,000 rpm | | Accuracy | 6 to 8,299 rpm: ±1 rpm
8,300 to 24,999 rpm: ±2 rpm
25,000 to 99,999 rpm: ±0.006% rpm | | Display | DT-205LR (LCD MODEL)
5 digit 0.47" (12mm) high LCD
DT-207LR (LED MODEL)
5 digit 0.4" (10mm) high LED | | Measuring Units | | | per Minute | Revolutions, Meters, Yards, Feet, Inches | | Total Length | Meters, Yards, Feet, Inches | | Measuring Distance | 14 feet (5.2 m) maximum | | Detection | Laser Diode, Class II | | Memory | 13 readings are stored in memory and retained for 5 minutes
(last, max., min., and 10 measurements) | | Over-Range Indicator | Flashing numerals | | Update Time | 1 second (typical) | | Batteries | 2 - 1.5 V AA | | Battery Life | DT-205LR Approx 40 hrs
DT-207LR Approx 25 hrs | | Operating Temp | 32° to 113° F (0 to 45° C) | | Construction | Die-cast aluminum housing | | Weight | 0.8 pounds (365 grams) | | Dimensions | 6.6" L x 2.4" W x 1.8" H (167mm x 61mm x 45.7) | | Warranty | 1 year | | Accessories Included | Reflective tape, cone adapter, surface speed wheel (6" cir.), 200L contact adapter and carrying case |
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