RT819 Pocket Temperature/Humidity Pen
Model #RT819
Dual display for humidity and temperature
Max/Min memory
°F/°C switchable
Large digit display
Pen shaped design
Pocket clip
3% accuracy
Handy HVAC tool
Limited Time Price:
Was $35, Now $25
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For everyday home use or as a professional tool, our new RT819 Temperature/Humidity Pen performs. It measures temperature and humidity with a big digit display in a convenient size.
Slide the RT819 into your pocket for quick temperature and humidity checks around home, in the restaurant, or on the factory floor. Record Min and Max with ease so you'll always know where the ambient conditions have been.
You won't find a thermo-hygrometer in a more convenient package. Buy direct from ThermoWorks and we'll ship your order out the same day.
| Temp Range |
32 to 122°F (0 to 50°C) |
| Temp Accuracy |
±2°F
(±1°C) |
| Temp Resolution |
0.1° |
| Humidity Range |
20 to 95% RH in 59 to 122 °F (5 to 50°C)
25 to 95% RH in 41 to 122 °F (5 to 50°C)
30 to 95% RH in 32 to 122 °F (0 to 50°C) |
| Humidity Accuracy |
±3% |
| Humidity Resolution |
1% |
| Response Time |
6 seconds |
| Display |
2" x 0.5"
(52mm x 13mm) |
| Battery |
1.5 volt, type AAA x 1 piece |
| Dimensions |
0.9" x 5.4" x 0.8"
(23mm x 138mm x 20mm) |
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NIST-Traceable RH Calibration
Model: CAL-RH1PT
- 1-Point: 40%
- Lab calibration using certified RH sources
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1-point RH calibration performed in ThermoWork's NIST-Traceable calibration lab. Includes calibration report and actual test data.
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NIST-Traceable RH Calibration
Model: CAL-RH2PT
- 2-Points: 30%, 60%
- Lab calibration using certified RH sources
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2-point humidity calibration performed in ThermoWork's NIST-Traceable calibration lab. Includes calibration report and actual test data.
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NIST-Traceable RH Calibration
Model: CAL-RH3PT
- 3-Points: 20%, 50%, 80%
- Lab calibration using certified RH sources
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3-point humidity calibration performed in ThermoWork's NIST-Traceable calibration lab. Includes single temperature at ambient, calibration report and actual test data.
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Download RT819 Data Sheet
