Features:
- Wide measuring range and high resolution
- Both photoelectric and contact measuring (DT-6236B)
- Max. value, Min. value and last value memory
- Low battery indication
Specifications
Technical Data | DT-6236B | DT-2235B+ | |
Photoelectric rotation speed |
Range | 2.5~99999RPM (r/min) | NA |
Accuracy | ±(0.05% +1) | NA | |
Contact rotation speed |
Range | 0.5~19999RPM (r/min) | 0.5~19999RPM (r/min) |
Accuracy | ±(0.05% +1) | ±(0.05% +1) | |
Contact line speed (metric) |
Range | 0.05~1999.9m/min (m/min) | 0.5~1999.9m/min (m/min) |
Accuracy | ±(0.05% +1) | ±(0.05% +1) | |
Resolution | Photoelectric rotation speed: 0.1RPM (2.5~999.9RPM) 1RPM (over 1000RPM) Contact rotation speed: 0.1RPM (0.5~999.9RPM) 1RPM (over 1000RPM) Contact line speed: 0.01m/min (0.05~99.99m/min) 0.1m/min (over 100m/min) |
Contact rotation speed: 0.1RPM (2.5~999.9RPM) 1RPM (over 1000RPM) Contact line speed: 0.01m/min (0.05~99.99m/min) 0.1m/min (over 100m/min) |
|
Sampling time | 0.5s (over 120RPM) | 0.5s (over 120RPM) | |
Range selection | Auto | Auto | |
Effective distance | 50mm~250mm | Max., Min., Last value | |
Power consumption | Max. 45mA | Max. 45mA | |
Memory | Max., Min., Last value | Max., Min., Last value | |
Time base | 6MHz Quartz crystal | 6MHz Quartz crystal | |
Battery accuracy of time base | 10×10-6 (0℃~50℃) | 10×10-6 (0℃~50℃) | |
Power supply | 4×1.5V AA or external 6VDC | 4×1.5V AA | |
Max. display | 99999 | 99999 | |
LCD size | 5digits 18mm | 5digits 18mm | |
Back light | Yellow green back light LCD | Yellow green back light LCD | |
Weight | 0.5kg | 0.5kg | |
Dimensions (W×H×D) | 160 mm×72 mm×37 mm | 160 mm×72 mm×37 mm |
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