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Extech 461900 Non-contact Photo Tachometer Adaptor
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Extech 461900
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Features:
- 0.1mV/rpm output when plugged into a multimeter
- 1.2% basic accuracy
- Dims: 6.7x2.9x1.5" (170x74x38mm)
- Weight: 8oz (227g)
- Complete with 4.5ft (1.4m) cable and banana plugs, 23" (0.6m) reflective tape, and 4 AA batteries
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Description
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Non-contact Photo Tachometer Adaptor measure from 100 to 19990rpm. Careful use of this device will provide years of reliable service.
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| 461900 |
ADAPTOR, TACHOMETER |
| $99.00 |  |
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Specifications
| General Specifications |
| Measurement Range |
Range A = 100 to 1999 RPM; Range B = 1000 to 19990 |
| Resolution |
1 or 10 RPM depending upon range |
| Adapter Output |
0.1mVDC per 1 RPM in Range A; 10 RPM in Range B |
| Accuracy |
± (1.2% + 2 digits) |
| Detection |
distance 2 to 6" (50 to 150mm); 12" (300mm) distances possible with low ambient light |
| Power Supply |
Four 1.5V 'AA" batteries (UM-3 or equivalent) |
| Dimensions/Weight |
6.7x2.8x1.5" (170x72x37mm); 0.55 lbs. (250g) |
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