DT 2234 B - PHOTO TACHOMETER
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Items |
PHOTO TACHOMETER |
CONTACT TACHOMETER |
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Model |
DT-2234B |
DT-2235B |
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Range |
5 to 99,999 RPM |
0.5 to 19,999 RPM |
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Surface Speed (m/min.) : 0.05 to 1,999.9 m/min. |
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Surface Speed (ft/min.) : 0.2 to 6,560 ft/min. |
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Resolution |
RPM |
0.1 RPM |
< 1,000 RPM |
RPM |
0.1 RPM |
< 1,000 RPM |
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1 RPM |
1,000 RPM |
1 RPM |
?1,000 RPM |
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Surface Speed |
0.01 m/mim. |
< 100 m/min. |
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0.1 m/min. |
?100 m/min. |
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0.1 ft/min. |
< 1000 ft/min. |
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1 ft/min. |
?1,000 ft/min. |
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Display |
5 digits, 10 mm ( 0.4" ) LCD. |
5 digits, 10 mm ( 0.4" ) LCD |
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Accuracy |
± ( 0.05 % + 1 digit ). |
± ( 0.05% + 1 digit ). |
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Sampling Time |
1 second ( 60 RPM ). |
1 second ( 6 RPM ). |
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Time base |
Quartz crystal . |
Quartz crystal . |
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Photo Tach. detecting distance |
50 to 150 mm/2 to 6 inch. * Typical max. 300 mm/12 inch depending upon ambient light. |
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Circuit |
Exclusive one-chip of micro- computer LSI circuit. |
Exclusive one-chip of micro- LSI circuit. |
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Battery |
1.5 V AA (UM-3) battery x 4 PCs. |
1.5 V AA (UM-3) battery x 4 PCs. |
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Operating temp. |
0 to 50 ? ( 32 to 122 ?). |
0 to 50 ? ( 32 to 122 ?). |
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Memory |
Last value, Max. value, Min. value. |
Last value, Max. value, Min. value. |
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Size |
190 x 72 x 37 mm (7.5 x 2.8 x 1.5 inch). |
208 x 72 x 37 mm (8.2 x 2.8 x 1.5 inch). |
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Weight |
250g (0.55 LB)/including battery. |
280g (0.62 LB)/including battery. |
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Accessories |
Carrying case................................... 1 PC Reflecting tape marks (600 mm) ................................................... 1 PC Operation manual............................ 1 PC |
Carrying case................................... 1 PC RPM adapter (CONE)........................ 1 PC RPM adapter (FUNNEL).................... 1 PC Surface speed test wheel................. 1 PC Operation manual............................ 1 PC |
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