HTC SL-1350 Sound Level Meter 30-130 dB Range, ±1.5 dB Accuracy, Portable Design

The HTC SL-1350 Sound Level Meter is a portable and precise instrument designed to measure sound pressure levels across a wide range of environments. With a measurement capability from 30 to 130 dB and an accuracy of ±1.5 dB, it ensures reliable assessments of noise levels. The device features a clear LCD display, selectable weighting and response settings, and data logging capabilities, making it an essential tool for professionals in various fields.

Key Features:

• Wide Measurement Range: Accurately measures sound levels from 30 to 130 dB, suitable for diverse applications.
• High Accuracy: Provides precise readings with an accuracy of ±1.5 dB.
• Selectable Weighting: Offers 'A', 'C', or 'Flat' weighting options to cater to different measurement requirements.
• Adjustable Response Time: Features 'Fast' and 'Slow' response settings to capture varying sound dynamics.
• Data Logging: Capable of storing up to 30 groups of measurements, facilitating comprehensive analysis.
• Alarm Function: Equipped with an alarm set and output, including LED indicators and optional relay contact (NC).
• Auto Shut Down: Programmable auto shut down feature, adjustable between 1 to 9 minutes, to conserve battery life.
• Backlit LCD Display: Ensures clear visibility of readings in low-light conditions.
• Low Battery Indicator: Alerts users when the battery needs replacement, ensuring uninterrupted operation.
• PC Connectivity: Includes RS-232 interface for communication with a PC, enabling data statistics, printing, and analysis.

Specifications:

• Frequency Range: 20 Hz to 12.5 kHz.
• Measurement Parameters:
  • LP: Sound Level
  • Leq: Equivalent Continuous A Sound Level
  • Lmax: Maximum Sound Level
  • LN: Percent of all readings over a user-set alarm value
• Measurement Ranges:
  • LP: 30 to 130 dB (A), 35 to 130 dB (C), 35 to 130 dB (F)
  • Leq: 30 to 130 dB
  • LN: 0 to 100%
• Resolution: 0.1 dB.
• Alarm Value Set: Adjustable between 30 to 130 dB.
• Alarm Output: LED indicator and optional relay contact (NC).
• Memory Capacity: Stores up to 30 groups of measurements with conditions.
• Calibration: 94 dB at 1 kHz (sinusoidal) for full calibration; meter calibrated by ND9.
• Power Supply: 4 x 1.5V AAA batteries.
• Dimensions: 236 mm (H) x 63 mm (W) x 26 mm (D).
• Weight: Approximately 170 grams.

Box Includes:

• HTC SL-1350 Sound Level Meter.
• Carrying case for protection and portability.
• User manual for guidance.
• Windscreen ball to minimize wind noise during measurements.
• HTC software with RS-232 USB cable for PC connectivity and data analysis.

Applications:

• Occupational Noise Monitoring: Assessing workplace noise levels to ensure compliance with safety standards.
• Environmental Noise Assessment: Measuring community noise for environmental impact studies.
• Industrial Noise Control: Monitoring machinery and equipment noise to implement control measures.
• Product Noise Testing: Evaluating the sound levels of consumer products for quality control.
• Acoustic Research: Conducting studies and research in acoustics and sound engineering.