
photo contact tachometer DT-2856
Used to measure rotative velocity, surface speed, frequency of motor. Applicable to the product departments of motor, fan, paper-product, chemical fiber, washing-machine, automobile, airplane, steamer etc.
Features:
* Multifunctional, one instrument combines PHOTO TACH.(RPM) & CONTACT TACH. (RPM).
* 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.
| 
							 Measuring Range  | 
						
							 Laser  | 
						
							 2.5 ~ 99,999 r / min  | 
					
| 
							 Contact  | 
						
							 0.5 ~ 19,999 r / min  | 
					|
| 
							 Resolution  | 
						
							 0.1 r / min (0.5 ~ 999.9 r / min) 1 r / min (Over 1000 r / min )  | 
					|
| 
							 Accuracy  | 
						
							 ± (0.05% n + 1 d)  | 
					|
| 
							 Sampling Time  | 
						
							 1.0 s (Over 60 r / min )  | 
					|
| 
							 TestRangeSelect  | 
						
							 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 x32 mm  | 
					|
| 
							 Weight  | 
						
							 200 g(Including Batteries)  | 
					|
Standard Accessories :
1. Main Unit ...............................1pc.
2. Carrying Case(B01) ...........1pc.
3. Operation manual ...............1pc.
4. Reflective tape350mm .......2pc.
5. Cone Adapter(AS35A) .......1pc.
6. Funnel Adapter(AS35B).......1pc.