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Extech
Extech RPM33 Combination Contact/Laser Photo Tachometer
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المعاملات الرئيسية
Accuracy
0.05% of reading + 1 digit (photo and contact)
Display
5-digit backlit LCD
Photo Rpm Range
2 to 99,999 rpm (laser photo / strobe mode)
Contact Rpm Range
2 to 20,000 rpm
Resolution
0.1 rpm (<10,000 rpm); 1 rpm (>10,000 rpm)
Surface Speed
0 to 78,720 in/min; 0 to 6,560 ft/min; 0 to 2,186 yards/min; 0 to 2,000 m/min
| المعامل | القيمة |
|---|---|
| Accuracy | 0.05% of reading + 1 digit (photo and contact) |
| Display | 5-digit backlit LCD |
| Photo Rpm Range | 2 to 99,999 rpm (laser photo / strobe mode) |
| Contact Rpm Range | 2 to 20,000 rpm |
| Resolution | 0.1 rpm (<10,000 rpm); 1 rpm (>10,000 rpm) |
| Surface Speed | 0 to 78,720 in/min; 0 to 6,560 ft/min; 0 to 2,186 yards/min; 0 to 2,000 m/min |
| Surface Length | 3.9 to 39,370 in; 0.3 to 3,280 ft; 0.1 to 1,093 yards; 0.1 to 1,000 m |
| Sampling Time Photo | 0.5 s (>120 rpm) |
| Laser Distance | Up to 1.6 ft / 500 mm non-contact |
| Memory | Store/recall 10 data sets with measurement, max, min, average |
| Power | 1 × 9V battery |
| Dimensions | 6.2 × 2.3 × 1.6 in (160 × 60 × 42 mm) |
| Weight | 5.3 oz (151 g) |
| Certifications | CE; NIST option (RPM33-NIST) |