Extech 45158: Mini Thermo-Anemometer with Humidity

The 45158 is a waterproof pocket sized Thermo-Anemometer for Air Velocity, Temperature and Wind-chill measurements. Simultaneously display Air Velocity and Temperature or Wind-chill on the LCD screen. Selectable averaging function of 5, 10, or 13 second intervals. Fold up protective housing extends to 9 in. (229mm) for a better reach. Tripod mountable. Features Data Hold with Auto power off functions. Complete with battery and 43 in. lanyard.

Air Velocity

• Range: 80 to 3936 ft/min (1.1 to 20 m/s)
• Accuracy: ±3% of reading + 40 ft/min (±3% of reading + 0.2 m/s)
• Resolution: 20 ft/min (0.1 m/s)

Air Volume

• Range: 0 to 1,271,300 CFM (Cubic Feet per Minute)
• Resolution: 0.001 CFM

Temperature (Air)

• Range: 0 to 122°F (-18 to 50°C)
• Accuracy: ±1.8°F (±1°C)
• Resolution: 0.1°F/°C

Humidity

• Range: 10 to 95% RH
• Accuracy: ±5% of reading
• Resolution: 1% RH

Dew Point

• Range: 32 to 122°F (0 to 50°C)
• Accuracy: ±3.6°F (±2°C)
• Resolution: 0.1°F/°C

Wind Chill

• Range: Calculated based on air velocity and temperature