Product Description
Extech RPM33 Mini Laser Photo/Contact Tachometer with NIST Certificate
This model ships with a NIST-traceable calibration certificate (Extech part RPM33-NIST).
The Extech RPM33 is a compact combination tachometer that measures RPM by laser or by contact, plus surface length with the contact wheel.
Key Features
- Laser photo to 99,999 RPM
- Contact 2 to 20,000 RPM
- Surface length measurement
- Compact, 9V battery powered
Specifications
| Model | RPM33-NIST |
|---|---|
| Rotation Speed (Contact) | 2 to 20,000rpm |
| Rotation Speed (Laser Photo) | 2 to 99,999rpm |
| Basic Accuracy | 0.05% of reading + 1 digit |
| Surface Length (Contact) | 0.1 to 1000 m (0.3 to 3280 ft) |
| Dimensions | 6.2 × 2.3 × 1.6" (160 × 60 × 42mm) |
| Power | 1 × 9V battery |
| Warranty | 2 years |
| Weight | 5.3oz (151g) |
