The HD550 ..Psychrometer with IR Temperature is a multi-function meter that combines the functions of a humidity meter, K type thermometer, and infrared thermometer to measure humidity, temperature and water vapor mixing ratio simultaneously.
The EXTECH HD550 is a 3-in-1 combination meter that integrates the functions of a humidity meter, a Type K thermometer, and an infra-red thermometer. It is designed for non-contact surface temperature measurement and includes a built-in stand and carrying case.
| InfraRed Thermometer Range | -58 to 932°F (-50 to 500°C) |
|---|---|
| Distance to Target Ratio | 30:1 |
| Type K Temperature Range | -148 to 2501 °F (-100 to 1372°C) |
| Type K Temperature Accuracy | +(1% + 1°C) |
| Air Temperature Range | 14 to 140°F (-10 to 60°C) |
| Air Temperature Accuracy | +(2% -+4°F/2°C) |
| RH Range | 0 to 100%RH |
| RH Accuracy | +2%RH |
| Dew Point Range | -90.4 to 140°F (-68 to 60°C) |
| Wet Bulb Range | -6.88 to 140°F (-21.6 to 60°C) |
| Mixing Ratio Range | 0 to 999GPP (0 to 160g/kg) |
| Dimensions | 10x 2.9x 2" (255 x 75 x 50mm) |
| Weight | 12.302 (3509) |
The instrument combines the functions of a Humidity Meter, Type K Thermometer, and InfraRed Thermometer.
The humidity measurement accuracy is +2%RH.
The distance to target ratio is 30:1.