Extech AN25 Specifications

AN25 Heat Index

FPM

TEMP

FPM

TEMP

Anemometer

Extech’s pocket-sized Heat Index Anemometer Pen not only measures Air Velocity, but also monitors Heat Index during hot humid days to prevent heat stroke during outdoor activities, sporting events or, indoor workplace. Its pen-sized design makes it convenient to ﬁt into your pocket and carry it wherever you go!

Measurement/Calculation modes:

Air Velocity

Features

• Heat Index measures how hot it feels when Humidity is

Relative Humidity

combined with temperature, air movement, and radiant

heat; Wet Bulb Globe Temperature (WBGT) considers

the effects of temperature, humidity, and direct or

radiant sunlight

• Built-in multiparameter sensors measure Air Velocity,

Heat Index Temperature Dew Point Wet Bulb Wet Bulb Globe

Temperature (WBGT)

• MIn/Max/Average (5sec/10sec/13sec)

• Data Hold

• Auto power off with disable

• Mini impeller (vane) is replaceable

• Complete with CR2032 battery

Heat Index, WBGT, Humidity, Ambient Temperature,

Dew Point, Wet Bulb, Temperature, and Windchill

Speciﬁcations

Air Velocity

ft/min 80 to 4920ft/min 0.1ft/min, 1ft/min (>1000ft/min) ±3% FS

m/s 0.4 to 25m/s 0.1m/s ±3% FS

km/h 1.4 to 90.0km/h 0.1km/h ±3% FS

mph 0.9 to 55.9mph 0.1mph ±3% FS

knots 0.8 to 48.6 knots 0.1 knots ±3% FS

Temperature/Windchill 5 to 122°F (-15 to 50°C) 0.1°F/C ±2°F/1°C

Relative Humidity 5.0 to 95.0%RH 0.1%RH ±3%

Wet Bulb 5 to 122°F (-15 to 50°C) 0.1°F/°C

Dew Point -103 to 122°F (-75 to 50°C) 0.1°F/°C

Heat Index -31 to 401°F (-35 to 205°C) 0.1°F/°C

WBGT -20.2 to 130°F (-29 to 54.5°C) 0.1°F/°C

DImensions / Weight 6x1.6x0.7" (152x40x18mm) / 2.1oz (60g)

PRODUCT DATASHEET

Ordering

AN25 ................. Heat Index Anemometer

Range Resolution Basic Accuracy

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