Occupational noise exposure is daily in many industries, from manufacturing to construction and mining, the right sound measuring instrument is a must. Prolonged exposure to high noise levels—especially above 85 dBA—can lead to serious health issues like noise-induced hearing loss (NIHL). According to the World Health Organization, noise pollution contributes to millions of cases of hearing impairment globally each year.

Because the damage from excessive noise is gradual and irreversible, preventing hearing loss requires early detection and continuous monitoring. This is where a sound measuring instrument plays a critical role in ensuring a safe and compliant workplace.

What is a sound measuring instrument?

A sound measuring instrument, often referred to as a sound level meter or noise dosimeter, is a device used to measure sound pressure levels in decibels (dB). These tools are designed to help employers assess noise levels in the workplace, determine areas where exposure may exceed safe limits, and implement control measures to reduce risks.

By using reliable sound measurement devices, companies can comply with occupational health regulations like OSHA, NIOSH, and the European Union’s Noise Directive, ensuring worker safety and avoiding costly fines or penalties.

Why accurate sound measurement matters

Noise is one of the most common yet underestimated workplace hazards. Without accurate measurement, it’s nearly impossible to understand the extent of exposure and its risks.
Here’s why sound measuring instruments are indispensable:

• They provide real-time data to identify areas where sound levels are dangerously high.
• They help implement effective hearing conservation programs by determining when and where hearing protection is necessary.
• Accurate data ensures compliance with legal standards, protecting businesses from liability.
• Regular monitoring supports early intervention, preventing long-term hearing damage among employees.

When should you use a sound measuring instrument?

Any workplace where noise levels are suspected to exceed 80 dBA should consider regular monitoring. Industries like manufacturing, mining, logistics, construction, and entertainment are particularly at risk. Even sectors like education, agriculture, and public services can experience hazardous noise from equipment, events, or machinery.

Employers are responsible for conducting risk assessments and taking preventive actions when sound exposure crosses critical thresholds, such as the 85 dBA action level recommended by NIOSH.

HAS Environmental’s sound measuring instruments

At HAS Environmental, we offer a comprehensive range of sound and vibration monitoring devices to meet industrial and environmental needs. Our products are designed for accurate, reliable measurements, helping organizations maintain compliance and protect workers.

Featured products:

Sound level meters

These instruments are ideal for area noise assessments, helping companies evaluate the overall sound environment in factories, construction sites, or public spaces. Our sound level meters are:

• Highly accurate, offering real-time measurements of sound pressure levels (SPL) in decibels (dB).
• Easy to use, with intuitive interfaces that simplify operation even for non-experts.
• Compliant with international standards (IEC 61672), ensuring precise data that supports informed decision-making.

Key products include:

Svantek SV 971A Sound Level Meter
A compact, lightweight, and Class 1 precision instrument. Perfect for general noise assessments in industrial environments and environmental noise monitoring. Its real-time frequency analysis makes it versatile for complex applications.

Svantek SV 973 Sound Level Meter
This Class 2 sound level meter is ideal for occupational noise measurements. It’s an affordable option for routine inspections and workplace noise surveys, yet offers professional-grade features like broadband and statistical analysis.

Personal noise dosimeters

For individual noise exposure monitoring, we offer personal noise dosimeters that workers can wear during their shifts. These devices track personal exposure to noise in real-time, providing accurate exposure data essential for hearing conservation programs.

Key products include:

 Svantek SV 104A Personal Noise Dosimeter
An intrinsically safe, Class 1 dosimeter, designed for continuous noise monitoring in challenging environments such as mining, oil & gas, and construction. It features voice comment recording, real-time octave band analysis, and Bluetooth connectivity for wireless data management.

Each of these instruments provides high accuracy, ease of use, and robust reporting, making them ideal solutions for industrial sites, urban noise studies, and occupational safety programs in Indonesia and beyond.

Key benefits of choosing HAS Environmental instruments

✅ Compliance with International Standards – Our products meet ISO, IEC, and EU Noise Directive standards.
✅ User-Friendly Interfaces – Easy setup and operation reduce the need for technical training.
✅ Remote Monitoring Capabilities – Manage data collection and analysis from any location.
✅ Durable and Reliable – Designed for harsh industrial environments and outdoor conditions.

How sound measuring instruments support hearing conservation programs

A hearing conservation program is only effective when supported by accurate sound measurement. By using tools like those from HAS Environmental, organizations can:

• Continuously monitor noise levels.
• Identify high-risk areas.
• Ensure employees receive appropriate hearing protection.
• Document noise exposure history for legal compliance and audits.

Moreover, regular sound monitoring builds a culture of proactive safety, showing employees that their health and well-being are a priority.

Conclusion

With workplace noise remaining a top occupational health risk, investing in a reliable sound measuring instrument is more important than ever. Early detection and ongoing monitoring not only prevent irreversible hearing loss but also ensure businesses comply with regulations and demonstrate corporate responsibility.

Explore HAS Environmental’s range of sound measurement solutions and take the first step toward safer workplaces and healthier employees.