Extech RH490 Thermo‑Hygrometer with Grains Per Pound (GPP)
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- Humidity range: 0% to 100%
- Humidity accuracy: +/-2%
- Temperature range:-4° to 199°
- Temperature accuracy: +/-1.8°
- Also measures dewpoint, wet bulb and grains per pound (GPP)
$496.47
Description
Product Information
The Extech RH490 Thermo-Hygrometer is well known in the restoration community for its fast response time load of features. It also offers operators unparalleled accuracy and durability. Comes with a carry case and 9V battery.
Features:
- Less than 30 seconds RH response time
- Water vapor in GPP (g/kg)
- Dual backlit display
- Simultaneous display of:
- Humidity or GPP (g/kg) plus Temperature
- Humidity or GPP (g/kg) plus Dew Point
- Humidity or GPP (g/kg) plus Wet Bulb
- Slim design with rubberized sides for better grip and for one hand operation
- Data Hold and Min/Max functions
- Auto power off with disable and low battery indicator
- Complete with carrying case and 9V battery
Specifications:
- Humidity: 0 to 100% RH
- Temperature (internal): -4 to 199°F
- Accuracy: ±2%RH
- Max. Resolution: 0.1%RH
- Dewpoint: -22 to 199°F
- Wet Bulb: 32 to 176 °F
- Absolute Humidity: 0 to 1120GPP
- Dimensions: 7.8" x 1.7" x 1.3"
- Weight: 7 oz
Specs
Specifications
| Thermo-Hygrometer Temp Accuracy | ± 1.8°F |
|---|---|
| Thermo-Hygrometer Temp Range | -22° to 199°F |
| Thermo-Hygrometer RH Accuracy | +/- 2% |
| Brand | Extech |
| Thermo-Hygrometer Calculations | Dew Point, GPP, Rh, Temp, Wet Bulb |
| Thermo-Hygrometer Temp Accuracy | ± 1.8°F |
| Thermo-Hygrometer RH Range | 0 to 100% |
| Category | Thermo-Hygrometer |
| Warranty Information | One (1) year from the date of purchase on parts and labor |
| Condition | new |
Manual / Schematic