Extech 45170: Hygro-Thermo-Anemometer-Light Meter

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<td><strong>Measurement</strong></td>
<td><strong>Range</strong></td>
<td><strong>Resolution</strong></td>
<td><strong>Accuracy</strong></td>
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<td><strong>MPH (Miles per hour)</strong></td>
<td> 0.9 to 67.0 MPH</td>
<td> 0.1 MPH<br /></td>
<td> </td>
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<td><strong>km/hr (kilometers per hour)</strong></td>
<td> 1.4 to 108.0 km/h</td>
<td> 0.1 km/h<br /></td>
<td> ≤ 3937 ft/min: ±3% F.S.</td>
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<td><strong>Knots (nautical miles per hour)</strong></td>
<td> 0.8 to 58.3 knots</td>
<td> 0.1 knots<br /></td>
<td> > 3937 ft/min: ±4% F.S</td>
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<td><strong>m/sec (meters per second)</strong></td>
<td> 0.4 to 30.0 m/s</td>
<td> 0.1 m/s<br /></td>
<td> </td>
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<td><strong>ft/min (feet per minute)</strong></td>
<td> 80 to 5910 ft/min</td>
<td> 1ft/min</td>
<td> </td>
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<td><strong>Temperature/Thermistor</strong></td>
<td> 32 to 122°F (-0 to 50°C)</td>
<td> 0.1 °F/C</td>
<td> ± 2.5 °F (± 1.2 °C)</td>
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<td rowspan="2"><strong>Temperature /Thermocouple</strong></td>
<td> -148 to 2372°F</td>
<td> 0.1°F</td>
<td> ± (1% + 2°F)</td>
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<td> -100 to 1300°C</td>
<td> 0.1°C</td>
<td> ± (1% + 1°C)</td>
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<td rowspan="2"><strong>Relative Humidity</strong></td>
<td rowspan="2"> 10.0 to 95.0%</td>
<td rowspan="2">0.1% <br /></td>
<td> ±4% RH (from 10% to 70% RH)</td>
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<td> ±4% rdg +1.2% RH (> 70% RH)</td>
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<td rowspan="4"><strong>Light (Auto Ranging)</strong></td>
<td> 0 to 2,200 Lux</td>
<td> 1 Lux<br /></td>
<td rowspan="4"> ±5% rdg +8 digits</td>
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<td> 1,800 to 20,000 Lux</td>
<td> 10 Lux<br /></td>
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<td> 0 to 204.0 Fc</td>
<td> 0.1 Fc<br /></td>
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<td> 170 to 1,860 Fc</td>
<td> 1 Fc<br /></td>
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<td><strong>Display</strong></td>
<td>4 digit (9999 count) Dual Display LCD</td>
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<td><strong>Sensors</strong></td>
<td>Thin film capacitance humidity sensor</td>
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<td><strong>Min/Max</strong></td>
<td>Min/Max recalls the highest/lowest reading</td>
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<td><strong>Data Hold</strong></td>
<td>Data Hold freezes the display</td>
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<td><strong>Operating conditions</strong></td>
<td>0 to 50 °C (32 to 122 °F) / < 80% RH</td>
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<td><strong>Power supply</strong></td>
<td>9 Volt Battery</td>
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<td><strong>Dimensions / Weight</strong></td>
<td>Instrument: 156 x 60 x 33mm( 6.14 x 2.36 x 1.29”) Vane: 24mm ( 1”) diameter / 160 g (5.7 oz)</td>
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