Extech RH490 Precision Hygro-Thermometer
Extech RH490 Precision Hygro-Thermometer, Fast Response, Grains Per Pound
| Brand | Extech Instruments (Teledyne FLIR) |
| Model SKU | RH490 |
| Humidity Range | 0 to 100% RH (Accuracy: ±2% RH) |
| Temperature Range | -20 to 199 °F (-30 to 100 °C) |
| Special Functions | Dew Point, Wet Bulb, Grains Per Pound (GPP/g/kg) |
| Response Time | < 30 seconds |
| COO | USA |
| Warranty | 1 Year Limited Warranty |
| Features | Dual backlit display for simultaneous RH and Temperature |
| Application | HVAC troubleshooting, restoration, and industrial process monitoring |
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