Product Description
Extech 461995 Laser Photo/Contact Tachometer with NIST Certificate
This model ships with a NIST-traceable calibration certificate (Extech part 461995-NIST).
The Extech 461995 is a laser photo/contact tachometer that measures rotational speed by laser or by contact, and surface speed with the included wheel.
Key Features
- Laser photo tachometer to 99,999 RPM
- Contact tachometer 0.5 to 19,999 RPM
- Surface speed in ft/min or m/min
- ±0.05% accuracy
Specifications
| Model | 461995-NIST |
|---|---|
| Rotation Speed (Contact) | 0.5 to 19,999rpm |
| Rotation Speed (Contact) Basic Accuracy | ±0.05% of reading |
| Rotation Speed (Photo) | 10 to 99,999rpm |
| Rotation Speed (Photo) Basic Accuracy | ±0.05% of reading |
| Surface Speed (Contact) | 0.2 to 6560ft/min, 0.05 to 1999.9m/min |
| Dimensions | 8.5 × 2.6 × 1.5" (216 × 66 × 38mm) |
| Power | 4 × AA (1.5V) batteries |
| Warranty | 2 years |
| Weight | 10.6oz (300g) |
