Extech Instruments AN250W User manual

Quick Start

AN250W Anemometer

Bluetooth® Connectivity with the

ExView® Mobile App

Quick Start (en)

PREPARATION

1. Included items: AN250W, Quick Start, and batteries.

2. Download the User Manual from the Extech website.

3. Download the ExView mobile app from the App Store (iOS®) or

Google Play (Android™).

4. Install batteries in the rear compartment.

5. Long press the power button to switch the meter on (short

press to switch off).

GENERAL SAFETY

• Check for damage to the device before use. Return the unit if

damage is evident.

• If the meter is to be stored long term, please remove the bat-

teries and store separately.

• Do not place the meter near a strong electromagnetic field dur-

ing operation.

• CE and FCC compliant.

TAKING MEASUREMENTS

1. Position the meter so that the flow of air enters the vane from

the back.

2. View the air velocity (top) and temperature readings (bottom)

on the LCD.

3. Beaufort readings (1 to 12) are shown on the left.

4. For over-range measurements, OL will display.

5. Short press the power button to switch off.

BLUETOOTH OPERATION

Long press the Bluetooth button to switch Bluetooth on or off.

Download the ExView mobile app onto your smart device from the

App Store or Google Play.

Instructions for use are available on the Extech website (ExView

product page). Switch APO off when using Bluetooth by long press-

ing the power and Hbuttons until the APO symbol switches off.

#NAS100080; r. AA/78830/78830; en-US 1

METER DESCRIPTION

1. Vane anemometer with air temperature sensor

2. Backlit LCD

3. Function buttons

4. Tripod mount

5. Battery compartment

FUNCTION BUTTONS

Long press to switch the meter on. Short press to switch off.

Long press to switch Bluetooth on/off.

Short press to cycle through MAX/AVG readings. MAX/AVG

memories are reset when meter power is cycled.

Short press to freeze/unfreeze readings.

Long press to switch the LCD backlight on/off.

Short press to step through the air velocity units: m/s, km/h, ft/

min, mph, knots.

Long press to toggle the temperature units: ℃/℉.

#NAS100080; r. AA/78830/78830; en-US 2

DISPLAY SYMBOLS

1. Maximum reading

2. Average reading

3. Data Hold mode

4. Low battery symbol

5. Air Velocity measurement

6. Air Temperature reading

7. Bluetooth active

8. Auto Power Off (APO) symbol

9. Beaufort abbreviation

10. Beaufort scale (1 to 12)

BASIC SPECIFICATIONS

Air Velocity ranges and resolution Accuracy (% of reading)

1.5 to 30 m/s

5.4 to 108 km/h

2.9 to 58 knots

3.3 to 67 mph

295.2 to 5905 ft/min

1 to 12 Beaufort

± (5% + 0.5 digits) m/s

± (5% + 15 digits) km/h

± (5% + 10 digits) knots

± (5% + 10 digits) mph

± (5% + 180 digits) ft/min

± 1 bft

Temperature ranges and resolution Accuracy

-10.0 to 50.0℃(14.0 to 122.0℉) ± 2℃(± 4℉)

#NAS100080; r. AA/78830/78830; en-US 3

Display type 4 digit backlit LCD

Low battery indication Replace batteries when this symbol appears

Operating conditions 0 to 40℃(32 to 104℉); < 90% RH

Storage conditions -20 to 60℃(-4 to 140℉); < 75% RH

TWO-YEAR WARRANTY

FLIR Systems, Inc. warrants this Extech brand instrument to be free

of defects in parts and workmanship for two years from date of

shipment. View the full warranty at this link:

http://www.extech.com/support/warranties

CUSTOMER SUPPORT

Customer Support Telephone List:

https://support.flir.com/contact

Service e-mail:[email protected]

Technical Support:https://support.flir.com

#NAS100080; r. AA/78830/78830; en-US 4

#NAS100080; r. AA/78830/78830; en-US 5

last page

Publ. No.: NAS100080

Release: AA

Commit: 78830

Head: 78830

Language: en-US

Modified: 2021-08-23

Formatted: 2021-08-23

Website

http://www.flir.com

Customer support

http://support.flir.com

Disclaimer

Specifications subject to change without further notice. Models and accessories

subject to regional market considerations. License procedures may apply.

Products described herein may be subject to US Export Regulations. Please

refer to [email protected] with any questions.

Quick Start

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