Diagnostic
RH300 Hygro-Thermometer Psychrometer
The Extech RH300 is a compact meter that is ideal for field applications. Simultaneously displays relative humidity (10% to 90% RH), air temperature and dew point or wet bulb. Calculates T1-T2 differential (air temperature minus external probe temperature) using an optional probe (TP890) and T2 minus dew point. Built-in protective sensor cap. Other features include Data Hold, Auto Power Off, and MAX/MIN reading.
| Humidity | 10 to 90%RH |
|---|---|
| Temperature (internal) | -20...50°C |
| Temperature (external) | -20...70°C |
| Dew Point | -68...50°C |
| Wet Bulb | -21,6...50°C |
| Dimensions | 178.5 x 48.4 x 24.7mm |
| Weight | 95g |
The Extech RH300 is a compact meter that is ideal for field applications. Simultaneously displays relative humidity (10% to 90% RH), air temperature and dew point or wet bulb. Calculates T1-T2 differential (air temperature minus external probe temperature) using an optional probe (TP890) and T2 minus dew point. Built-in protective sensor cap. Other features include Data Hold, Auto Power Off, and MAX/MIN reading. Complete with 2 AAA batteries.
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Erik-Jan Visser
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