Extech Instruments SL250W Manuale utente

Quick Start

SL250W Sound Meter

Bluetooth® Connectivity with the

ExView® Mobile App

Quick Start (en)

PREPARATION

1. Included items: SL250W, 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.

• Do not attempt to open the meter housing or microphone.

• CE and FCC Compliant.

SOUND LEVEL MEASUREMENTS

1. Long press the power button to switch the meter on.

2. Hold the meter, set it on a table or desk, or mount it on a tripod

in the test area. Use the wind screen in breezy areas.

3. Read the sound level on the LCD in A-weighted decibel units

(dBa).

4. If the measurement is over range, OL will appear. If the meas-

urement is under range, UN will appear.

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 app use are available on the Extech website (Ex-

View product page). Switch APO off when using Bluetooth by

pressing the power and Hbuttons (APO symbol will switch off).

#NAS100082; r. AA/78962/78963; en-US 1

METER DESCRIPTION

1. Microphone with wind screen

2. Backlit LCD

3. Function buttons

4. Tripod mount

5. Battery compartment

FUNCTION BUTTONS

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

Long press to switch Bluetooth on/off.

Short press to cycle through MAX/MIN memories. 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 toggle the Fast (125 ms) and Slow (1 second)

response modes.

#NAS100082; r. AA/78962/78963; en-US 2

DISPLAY SYMBOLS

1. Bluetooth active

2. Sound level measurement

3. Maximum readings

4. Minimum readings

5. Data Hold

6. Low battery symbol

7. Slow response mode

8. Fast response mode

9. Auto Power Off (APO) symbol

BASIC SPECIFICATIONS

Display type 4 digit backlit LCD

Low battery indication Replace batteries when symbol appears

Measurement range 30 to 130 dB (A weighted)

Resolution 0.1 dB

Accuracy ± 1.5 dB

Frequency Response 31.5 Hz to 8 kHz

Operating conditions 32 to 104℉(0 to 40℃); < 80% RH

Storage conditions –4 to 140℉(-20 to 60℃); < 80% RH

#NAS100082; r. AA/78962/78963; en-US 3

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

#NAS100082; r. AA/78962/78963; en-US 4

#NAS100082; r. AA/78962/78963; en-US 5

last page

Publ. No.: NAS100082

Release: AA

Commit: 78962

Head: 78963

Language: en-US

Modified: 2021-08-26

Formatted: 2021-08-26

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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