Extech SL250W

Description

The Extech SL250W is a compact Sound Meter with Bluetooth® connectivity, which allows building and maintenance professionals to view and share sound level data directly from a mobile device using the free ExView® app. With the capability to capture data, display trends, set visual and audio alarms, and send reports, users can gain deeper insights on workplace comfort and public health.

Easy, Flexible Operation

View data on both the large backlit LCD display and from iOS® or Android™ mobile devices using the ExView app via Bluetooth.

Standalone Capture and Display

Measure sound level from 30 to 130 dB with ‘A’ weighted frequency for human hearing, record max/min readings, and freeze the display with ‘data hold’ feature.

Portable Collection, Analysis, and Reporting

Export .CSV data; create and send PDF reports including photos of the measurement location taken with a connected smartphone or tablet camera.

Frequency Bandwidth

31.5 Hz to 8 kHz

Response Time

Fast/Slow

Sampling Rate

Fast: 125 ms (8 times/s); Slow: 1000 ms (1 time/s)

Sound Range (dB)

30 to 130 dB

Sound Range (dB) Basic Accuracy

±1.5 dB

Sound Range (dB) Max Resolution

0.1 bB

Weighting

A

Wireless Connectivity

Bluetooth® (via ExView iOS/Android mobile app)

Wireless Transmission Range

up to 90 m line of sight