Quest Sound Detector SD-200 TSI

Quest Sound Detector SD-200 TSI

Compact Sound Level Meter for Workplace Noise Monitoring

Quest Sound Detector SD-200 TSI is a compact and easy-to-use sound level meter developed by TSI for reliable workplace noise measurements. Designed with simplicity in mind, this lightweight device allows users to quickly assess noise exposure levels and determine when hearing protection may be required. With built-in LED alerts and average sound pressure level monitoring, it delivers real-time feedback for safer workplace environments.

The SD-200 integrates sound measurement technology into a simple interface, making it ideal for safety officers, supervisors, or employees conducting walk-through noise evaluations. Its rechargeable battery provides long operating hours, and the instrument comes ready to use straight from the box—no configuration required.

Available individually or as part of a complete kit, the SD-200 is a cost-effective solution for noise awareness and hearing conservation in industrial settings.

Key Features

• Easy four-button navigation for simple operation

• Pre-configured for immediate measurements—no setup needed

• Meets ANSI and IEC Class 2 standards for compliance

• LEQ/LAVG average sound pressure level calculation for fluctuating noise

• Tri-color LED indicators for noise level status:

  • Green: 80–85 dB

  • Yellow: 85–105 dB

  • Red: Over 105 dB

• Compact and lightweight for handheld or clip-on use

• Rechargeable lithium polymer battery with up to 50 hours of runtime

• USB charging for convenience

• Durable and rugged construction for industrial environments

Applications

• General occupational noise monitoring

• Construction site safety

• Factory and industrial floor evaluations

• Transportation and logistics environments

• Noise hazard identification in power generation facilities

• Initial noise level screening before full assessments

Technical Specifications

• Model: SD-200

• Measurement Type: Instantaneous and average sound pressure level (LEQ/LAVG)

• Accuracy: Compliant with ANSI S1.4 and IEC 61672-1 Class 2

• Frequency Weighting: A-weighted

• Time Weighting: Fast

• Display: LED indicators and simple digital interface

• Battery Life: Up to 50 hours per charge

• Charging: USB cable

• Dimensions: Pocket-sized, suitable for field use

• Weight: Lightweight and portable

Kit Includes

• Quest Sound Detector SD-200 unit

• Windscreen

• USB charging cable

• User manual (on USB drive)

• Optional: Docking station and AC-300 acoustic calibrator

The SD-200 is an essential tool for quick and accurate workplace noise assessments, promoting awareness and supporting compliance with occupational safety standards.