Client Protection
Dedicated Support
Genuine Products
Dwyer NISTCAL-EL1 | Portable Digital Tachometer (NIST) | Laser and Contact, 2.5-99,999 RPM
The Dwyer NISTCAL-EL1 is a portable digital tachometer, listed with a NIST designation, that measures shaft speed by laser reflection or through a rotatable contact head. Its ranges run from 2.5 to 99,999 RPM without contact and 0.5 to 19,999 RPM by contact, plus surface speed from 0.05 to 1999.9 m/min.
- NISTCAL-EL1 laser target works at distances up to 20 in
- Backlit 5-digit LCD, 0.7" (1.8 cm) high, for low-light readings
- Rated accuracy ±(0.05% + 1 digit); resolution 0.1 RPM below 1000 RPM
- Kit includes three contact rotating heads, a contact surface wheel and a carrying case
- Hand-contoured ABS housing, 620 g, powered by four AA cells (not provided)
- Specifications
- Features
- Downloads
| Part Number | NISTCAL-EL1 |
| Brand | Dwyer |
| Non-Contact Range | 2.5 to 99,999 RPM |
| Contact Range | 0.5 to 19,999 RPM |
| Surface Speed Range | 0.05 to 1999.9 m/min |
| Accuracy | ±(0.05% + 1 digit) |
| Resolution | 0.1 RPM below 1000 RPM, 1 RPM from 1000 RPM |
| Display | Backlit LCD, 5 digits, 0.7" (1.8 cm) high |
| Sampling Time | 0.8 s |
| Operating Temperature | 32 to 122°F (0 to 50°C) |
| Power | 4 x 1.5 V AA alkaline batteries (not provided) |
| Approvals | CE, RoHS |
| Weight | 1.37 lb (620 g) |
- Recording is possible with non-contact operation up to 20 inches away.
- Memory function retrieves data from the last power outage.
- A large backlit LCD to improve visibility in low light.
Related Products
Dwyer TAC-L | Contact/Non-Contact Digital Tachometer | 2.5-99,999 RPM Laser, 0.5-19,999 RPM Contact
Dwyer TAC-L | Contact/Non-Contact Digital Tachometer | 2.5-99,999 RPM Laser, 0.5-19,999 RPM Contact
Tachometer, Range optic: 60 to 60,000 rpm and contact: 30 to 3,000 rpm
Tachometer, Range optic: 60 to 60,000 rpm and contact: 30 to 3,000 rpm
Tachymeter, Range: optic: 60 to 60,000 rpm and contact: 30 to 3,000 rpm
Tachymeter, Range: optic: 60 to 60,000 rpm and contact: 30 to 3,000 rpm
REED K4020-230V | Digital Stroboscope, 230V | 100-10,000 RPM
REED K4020-230V | Digital Stroboscope, 230V | 100-10,000 RPM
REED K4020 | Digital Stroboscope, 110V | 100-10,000 RPM
REED K4020 | Digital Stroboscope, 110V | 100-10,000 RPM
REED R7140 | Combination Contact / Photo Tachometer | 300 mm Photo, m/min and ft/min
REED R7140 | Combination Contact / Photo Tachometer | 300 mm Photo, m/min and ft/min
REED R7150 | Professional Contact / Laser Photo Tachometer | 2000 mm Laser Range
REED R7150 | Professional Contact / Laser Photo Tachometer | 2000 mm Laser Range