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Code: EXT-TL-NDSMTR-SL400

MPN: SL400

UPC: 793950474006

Product No Longer Available

Product Info for Extech Instruments Noise Dosimeter, Tool

The SL400 is a Personal Noise Dosimeter with USB Interface. For employees that are exposed to loud noise, sound level monitoring is essential to determine what protective measures are required. Perform OSHA and IEC Noise accumulation surveys to determine total sound exposure over an 8-hour period. The SL400 is a compact, lightweight Dosimeter with USB interface designed to test noise exposure and provide noise surveys for compliance with OSHA, MSHA, DOD, ACGIH, and ISO standards. Includes PC software to control setup and retrieve stored events or analyze real-time measurements. Complete with belt clip, clip-on 0.5" (12.7mm) microphone with 32" (81.3cm) cable and windscreen, 9V battery, software, USB cable, and carrying case.image

Features/Specifications:

Measures frequency weighted noise exposure and peak (C, Z) sound level Datalogs up to 999,999 readings when used as a sound level meter with sampling times between 1 second and 24 hours Sound level mode: displays sound level, min/max, time-averaged sound level (Leq), peak, and sound exposure level (SEL) Adjustable Criterion Level, Exchange Rate and Threshold One user-defined measurement setup

Included Accessories:

Complete with belt clip, clip-on 0.5" (12.7mm) microphone with 32" (81.3cm) cable and windscreen, 9V battery, software, USB cable, and carrying case

Features of Extech Instruments Noise Dosimeter, Tool

  • Measures frequency weighted noise exposure and peak (C, Z) sound level Datalogs up to 999,999 readings when used as a sound level meter with sampling times between 1 second and 24 hours Sound level mode: displays sound level, min/max, time-averaged sound level (Leq), peak, and sound exposure level (SEL) Adjustable Criterion Level, Exchange Rate and Threshold One user-defined measurement setup

Package Contents:

  • Extech Instruments Noise Dosimeter, Tool
  • Complete with belt clip clip-on 0.5" (12.7mm) microphone with 32" (81.3cm) cable and windscreen 9V battery software USB cable and carrying case

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Extech Instruments Noise Dosimeter, Tool Unavailable & Discontinued Models

List of Unorderable Models

  • Extech Instruments Noise Dosimeter, SL400 , MPN: SL400 , UPC: 793950474006 , Code: EXT-TL-NDSMTR-SL400
  • Extech Instruments Noise Dosimeter With Nist, SL400-NIST , MPN: SL400-NIST , UPC: 793950474013 , Code: EXT-TL-NDSMTR-SL400-NIST
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Last updated 2026-10-25 UTC.