Description
Temperature Sensor |
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| Range |
-20° to 70°C(-4° to 158°F)
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| Accuracy |
±0.21°C from 0° to 50°C, see manual for plot(±0.38°F from 32° to 122°F, see manual for plot)
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| Resolution |
0.024°C at 25°C, see manual for plot(0.04°F at 77°F, see manual for plot)
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| Response Time |
4 minutes in air moving 1 m/s (2.2 mph)
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| Drift |
<0.1°C per year(0.18°F per year)
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RH Sensor* |
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| Range |
15% to 95% (non-condensing)
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| Accuracy |
±3.5% from 25% to 85% including hysteresis at 25°C (77°F); below 25% and above 85% ±5% typical
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| Resolution |
0.07% at 25°C (77°F) and 30% RH
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| Response Time |
43 seconds to 90% in airflow of 1 m/s (2.2 mph)
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| Drift |
<1% per year typical
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Logger |
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| Logger Operating Range |
Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)
Launch/Readout: 0° to 50°C (32° to 122°F) per USB specification
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| Logging Rate |
1 second to 18 hours, 12 minutes, 15 seconds
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| Logging Modes |
Fixed interval (normal), burst, or statistics
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| Memory Modes |
Wrap when full or stop when full
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| Start Modes |
Immediate, push button, date & time, or next interval
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| Stop Modes |
When memory full, push button, or date & time
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| Restart Mode |
Push button
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| Time Accuracy |
±1 minute per month at 25°C (77°F)
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| Power Source |
When memory full, push button, date & time, or after a set logging period
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| Battery Life |
1 year, typical with logging rate of 1 minute and sampling interval of 15 seconds or greater
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| Memory |
128 KB (84,650 measurements, maximum)
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| Download Type |
USB 2.0 interface
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| Full Memory Download Time |
20 seconds
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| LCD |
LCD is visible from 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range
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| Size |
3.66 x 8.48 x 1.52 cm(1.44 x 3.34 x 0.6 in.)
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| Weight |
30 g(1.06 oz)
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| Environmental Rating | IP50 | ||||
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