DaTo DSA300 Smoke Analyzer / Opacimeter

DSA300 Smoke Analyzer / Opacimeter for Diesel Emission Testing

The DSA300 Smoke Analyzer / Opacimeter is a high-precision diesel emission testing machine designed for automotive workshops, inspection centers, and vehicle testing facilities. Built with advanced measurement technology, this analyzer delivers accurate opacity readings and light absorption coefficient analysis for reliable exhaust diagnostics.

Featuring a split structure design, the system separates the measuring unit and control unit for enhanced usability and operational efficiency. The large LCD display supports interactive menus in English and Chinese, ensuring user-friendly operation.

With intelligent automation, the DSA300 performs free acceleration tests, transient measurements, and automatic data processing, making it an essential tool for modern emission testing.

Key Features

• ✔ Advanced opacity and light absorption measurement

• ✔ Large LCD display with interactive menu

• ✔ Split structure design for easy operation

• ✔ Automatic test data processing & display

• ✔ Free acceleration and transient measurement functions

• ✔ License plate entry & data storage system

• ✔ Fast 15-minute warm-up time

• ✔ Automatic zero calibration

• ✔ Advanced partial flow technology

• ✔ “Scavenge air curtain” prevents optical contamination

• ✔ Constant temperature control for accurate readings

• ✔ Built-in data printing & PC communication

• ✔ RS-232C / RS-485C interface support

• ✔ Meets ISO11614 & GB3847-1999 standards

  Applications

  • Automotive service centers

  • Vehicle inspection stations

  • Diesel engine diagnostics

  • Emission compliance testing

  • Government testing facilities

  • Fleet maintenance workshops

  Parameter	Details
  Opacity Range	0 ~ 99.99%
  Light Absorption Coefficient	0 – 16.0 m⁻¹
  Accuracy	±2%
  Resolution	±1%
  Power Supply	AC 220V ±10%, 50Hz
  Control Unit Weight	8.5 kg (including printer)
  Measuring Unit Weight	6.5 kg
  Control Unit Dimensions	355(W) × 205(H) × 470(D) mm
  Measuring Unit Dimensions	410(W) × 360(H) × 215(D) mm