UEi DTH31 Digital Psychrometer

DISCONTINUED ITEM-Recommended Replacement: Extech RH300 Hygro-Thermometer Psychrometer

The DTH31 Digital Psychrometer is an advanced handheld humidity and temperature meter. Its triple display shows three parameter readings simultaneously. It has everything you need to charge an air-conditioning system and determine heating, cooling, and ventilation needs. It gives you incredibly fast and accurate wet bulb, dry bulb, and dew point measurements.

• Ambient temperature (T1)
• RH humidity
• Dew Point
• Wet Bulb
• Display resolution 0.1 °F/°C
• Protective sensor cap
• Sensor: Electronic capacitance polymer film
• Condensation will not affect accuracy
• MIN, MAX, AVG & Hold
• °F or °C switchable
• Low battery indicator
• Pocket size design
• Reset
• Auto Off with by-pass
• One year limited warranty
• Complete with Batteries “AAA” Alkaline and Instruction Manual

• Temperature range: -4 to 122°F (-20 to +50°C)
• RH% range: 0 to 100% RH
• Wet Bulb range: -69 to 122°F (-21.6 to 49.9°C)
• Dew Point range: -90.4 to 122°F (-68 to 49.9°C)
• External temperature range: -4 to 158°F (-20 to 70°C)
• Accuracy: RH% = ±3% at 25°C
• Temperature = ±1%°F (0.6°C)
• Response time: 60 seconds typical
• Power: 2 x 1.5 V AAA battery

• UEi DTH31 User’s Manual.pdf
• UEi DTH31 Data Sheet.pdf