Overview
The DDM 2911 Automatic Density Meter is designed for high precision measurements in cGLP/GMP laboratories. It features advanced Peltier temperature control and versatile method management to accommodate a wide range of applications across various industries.

Applications
The device supports numerous applications, including measuring concentrations, specific gravity, and normality in substances such as heavy water, methanol, hydrochloric acid, and more. It is suitable for industries like petroleum, chemical, pharmaceutical, and beverage.

Method Management
The DDM 2911 offers flexible method management with factory-installed methods and the ability to create custom methods using concentration tables, formulas, and polynomials. Users can easily add, edit, and manage methods through a user-friendly interface.

Specifications
- Measurement Ranges: Density: 0 to 3 g/cm³; Temperature: 0°C to 90°C; Pressure: 0 to 10 bars.
- Accuracy: Density: 0.00005 g/cm³; Temperature: 0.03°C.
- Repeatability: Density: 0.00001 g/cm³; Temperature: 0.01°C.
- Resolution: Density: 0.00001 g/cm³; Temperature: 0.01°C.
- Minimum Sample Volume: Approximately 1 ml.
- Wetted Materials: Borosilicate glass, Teflon.
- Display: 10.4-inch color touch screen.
- Communication: Ethernet, USB, RS232 ports.

Compliance and Calibration
The DDM 2911 complies with 21CFR Part 11, ensuring secure data storage and electronic signatures. It includes NIST traceable calibration standards and supports full cGMP/GLP compliance with comprehensive IQ/OQ/PQ documentation.

Additional Features
- VideoView™ Bubble Detection: Provides on-screen video viewing for easy bubble detection.
- Automation Flexibility: Compatible with Rudolph’s AutoSampler for handling up to 240 samples and integrating with other measurement devices.
- Versatile Communication: Network-ready with capabilities for remote diagnostics and data management.

Conclusion
The DDM 2911 is a robust and versatile density meter suitable for demanding laboratory environments, offering precise measurements, extensive method customization, and compliance with industry standards.