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The Extech AN340 measures air velocity, air flow, air temperature, humidity, dew point and wet bulb and features a very compact vane head with a 0.7" diameter telescopic probe. The AN340 is ideal for duct insertion without making major penetrations in the duct work.
Telescoping probe with 18mm diameter vane sensor easily fits into air vents and can extend length of probe to 3.3ft (1m) long. Measures Air Velocity/Volume, Temperature, Humidity, Wet Bulb, and Dew Point. User can store up to 12,000 readings for data analysis. |
Specifications | Range | Basic Accuracy |
m/s | 0.5 to 20m/s | ±3% |
ft/min | 100 to 3940ft/min | ±3% |
Temperature | -4 to 140°F (-20 to 60°C) | ±1.1°F (0.6°C) |
Humidity | 0.1 to 99.9%RH | ±3%RH |
Wet Bulb | -4 to 140°F (-20 to 60°C) | |
Dew Point | -4 to 140°F (-20 to 60°C) | |
CFM/CMM | 0 to 99999 | |
Dimensions/Weight | 6.7x3x1.7” (169x78.3x44.4mm) / 7.4oz (210g) |
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