Extech RH30 Hygro-Thermometer with Humidity Alert

DISCONTINUED ITEM-Recommended Replacement: Extech 445814 Hygro-Thermometer Humidity Alert with Dew Point

The RH30 monitors Temperature, Humidity, and Dew Point. Audible alarm and bright red LED indicator alerts user when humidity exceeds preset values.

• Large, easy-to-read triple LCD display (°F or °C units)
• Desktop or wall mount
• Simultaneous display of Relative Humidity, Temperature and Dew Point
• Measurement ranges: Humidity: 1 to 99%RH; Temperature: 14 to 122°F (-10 to 50°C)
• Basic Accuracy of 4%RH (35% to 75%), ±5%RH (<35% or >75%), ±1.8°F/1°C
• Beeper sounds and bright LED flashes when humidity level exceeds user preset (50, 60, or 65 %RH)
• Max/Min with Reset
• Complete with 2 AA batteries

• Laboratories, R&D, clean rooms and bio-pharmaceutical manufacturing
• Museum, storage and document archive facilities
• Commercial, retail and residential sites prone to mold

• Extech RH30 Datasheet.pdf