Extech SL400 Noise Dosimeter USB

The Extech SL400 Personal Noise Dosimeter is a compact, lightweight tool engineered for accurate noise exposure assessment in occupational and industrial settings. It is capable of performing both OSHA and IEC noise accumulation surveys, making it an essential device for maintaining compliance with OSHA, MSHA, DOD, ACGIH, and ISO standards.

With its integrated USB interface and intuitive controls, the SL400 enables users to datalog extensive noise data, conduct real-time analysis, and download stored readings with ease. Ideal for long-duration measurements, this dosimeter supports up to 999,999 readings, offering flexibility for varied testing durations from seconds to hours. The unit also supports calibration with an optional calibrator to meet ANSI verification standards.

What's Included:

• 1 - Belt Clip
• 1 - Clip-on Microphone with 32" L (81.3-cm) Cable
• 1 - USB Cable
• 1 - Carrying Case
• 1 - 9V Battery

Features

Comprehensive Sound Measurement
Measures frequency-weighted noise exposure and peak sound levels using C and Z weighting for precise assessments.

High-Capacity Data Logging
Stores up to 999,999 readings with sampling intervals ranging from 1 second to 24 hours, ideal for extensive testing periods.

Advanced Sound Level Modes
Displays real-time sound level, min/max, Leq (time-averaged sound level), SEL (sound exposure level), and peak metrics.

Customizable Parameters
Features adjustable criterion level, exchange rate, and threshold for tailored measurement configurations.

User-Defined Setup
Allows one user-specified measurement configuration for quick and consistent testing setups.

Optional Calibration Support
Compatible with a 94dB calibrator (not included) for pre- and post-test calibration per ANSI standards.

USB Interface with Software
Includes a USB interface and Windows-compatible software for configuration control, data retrieval, and real-time analysis.

What's Included

Included with Your Purchase:

• 1 - Belt Clip
• 1 - Clip-on Microphone with 32" L (81.3-cm) Cable
• 1 - USB Cable
• 1 - Carrying Case
• 1 - 9V Battery

Specifications

• Model Number: SL400
• UPC: 793950474006
• Condition: NEW
• Measurement Capability: OSHA and IEC Noise Accumulation Surveys
• Data Logging Capacity: Up to 999,999 readings
• Sampling Time: 1 second to 24 hours
• Sound Level Modes: Sound Level, Min/Max, Leq, Peak, SEL
• Interface: USB with Windows-compatible software
• Calibration Support: Optional 94dB Calibrator

FAQ

Q: What standards does the SL400 comply with?
A: The SL400 supports OSHA, MSHA, DOD, ACGIH, and ISO noise exposure standards.

Q: How much data can the SL400 store?
A: It can log up to 999,999 readings, making it suitable for long-term noise surveys.

Q: Is calibration equipment included?
A: No, but the SL400 is compatible with an optional 94dB calibrator for ANSI-standard calibration checks.

Q: Can I analyze real-time data?
A: Yes, real-time measurement and analysis are available via USB interface and the included software.

Resources

Documents:

• Extech SL400 Personal Noise Dosimeter Datasheet
• Extech SL400 Personal Noise Dosimeter Manual