Dynamic Foam Analyzer – DFA100FSM – Krüss

Dynamic Foam Analyzer – DFA100FSM – Krüss

Innovative Foam Analysis Technology

The Krüss Dynamic Foam Analyzer – DFA100FSM leverages advanced video image analysis to capture detailed bubble size and distribution metrics essential for the production of high-quality foam. This cutting-edge module enables producers to precisely shape their foam’s structure, offering insights into foam decay well before collapse, aiding in the enhancement of foam stability.

Wide Application Scope

Suitable for a diverse range of applications, including washing and cleaning foams, foams in food and personal care products, surfactant development, and flotation processes, the DFA100FSM caters to a broad spectrum of industrial needs.

Comprehensive Measuring Methods

Employing optically detected foam creation heights for analyzing foamability and stability, along with stirring cycles for assessing foam formation behavior in heavily foaming liquids, the DFA100FSM provides a thorough understanding of foam dynamics. Its advanced measurement capabilities extend to moisture and drainage behavior analysis through electrical conductivity, alongside detailed bubble size and distribution statistics.

Robust Software and Instrumentation

The integration with Krüss’s ADVANCE software simplifies operation with an intuitive user interface and powerful automation for repeat measurements. Offering a complete suite of data relating to foam height, structure, and liquid content, this analyzer represents a significant advancement in foam analysis technology.

Technical Specifications
Software
  • Software type: ADVANCE
  • Software languages: Chinese (simplified), English, French, German, Japanese, Korean, Portuguese, Russian, Spanish
  • Software modules: Foam analysis (recommended), Remote Control API (optional)
Measurement specifications
  • Analyzed foam characteristic: foamability and foam stability, foam structure: homogeneity, stability and aging
  • Results: foam height, liquid height, total height, foam capacity, maximum foam density, expansion rate, foam half life time, drainage half life time, sample temperature, mean bubble area, bubble count per mm², standard deviation of mean bubble area, bubble size distribution, bubble count half life, Sauter mean radius, initial foam structure, final foam structure
Sample dimensions
  • Min. recommended sample volume: 50 mL with 40 mm diameter column, 20 mL with 20 mm diameter column
Instrument dimensions
  • Footprint: 245 mm × 275 mm (W × D)
  • Height: 460 mm
  • Weight (without accessories): 13 kg
Environment
  • Operating temperature: 15 to 30 °C
  • Humidity: without condensation
Interfaces
  • PC: 1× USB 2.0, 1× USB 3.0
Power supply
  • Voltage: 100 to 240 V
  • Power consumption: 30 W
  • Frequency: 50 to 60 Hz
Temperature measurement
  • Sensor: PT100
  • Range: 4 to 90 °C
  • Resolution: 0.1 °C
  • Precision: ±0.1 °C
  • Accuracy: 1/3 DIN B (±0.1 °C at 0 °C / ±0.8 °C at 400 °C)
  • Locations: inside sample liquid
  • External sensor: optional
Temperature control
  • Type of temperature control: optional: double-walled glass column
  • Range of temperature control: 10 to 60 °C (additional thermostat needed)
Accessories
  • Glass columns: 40 mm diameter, temperature control option
  • Filter plates for sparging: diameter: 30 mm
  • Filter plate porosities: G1: nominal maximum pore size: 100 to 160 μm, G2: nominal maximum pore size: 40 to 100 μm, G3: nominal maximum pore size: 16 to 40 μm, G4: nominal maximum pore size: 10 to 16 μm
  • Material of columns and frits: borosilicate glass (norm: ISO 4793)
  • Material of sealings: silicone and FKM
Camera system
  • Diameter of minimum detectable bubble: 50 μm
  • Mean field of view size: position 1: 285 mm2, position 2: 140 mm2, position 3: 85 mm2
  • Focus: manual
Camera system (standard)
  • Connection: USB 3.0
  • Performance: 2 fps at 1280 × 1024 px
Illumination
  • Types: LED
  • Wave length, dominant (height detection): 469 nm (optional IR: 850 nm)
  • Wave length, dominant (structure detection): 633 nm
Electrodes
  • Material: -
  • Highest sensor position: -
  • Measured entity: -
  • Theoretical measurement range: -
Operating system
  • Internal gas flow rate: 0.2 to 1 L/min
  • External gas flow rate: 0.05 to 1 L/min
  • Approved gases: air, nitrogen, carbon dioxide
  • Approved pressure: 5 ± 0.5 bar
  • Approved temperature: 4 to 90 °C
  • Stirring speed: up to 8000 rpm
Line sensor
  • Sensor resolution: 1728×1px
  • Spatial resolution: 200 dpi | 0.125 mm
  • Temporal resolution: 20 fps
  • Scanning length: 216 mm

FAQ - Dynamic Foam Analyzer – DFA100FSM – Krüss

What is the Krüss Dynamic Foam Analyzer - DFA100FSM?

The Krüss Dynamic Foam Analyzer - DFA100FSM is a sophisticated instrument designed for the analysis of foam. It uses advanced video image analysis to provide detailed metrics on bubble size and distribution, essential for producing high-quality foam. It helps in enhancing foam stability by offering insights into foam decay, suitable for various industrial applications like washing and cleaning, food and personal care products, surfactant development, and flotation processes.

What are the key features of the DFA100FSM?

The DFA100FSM features include:

  • Advanced measurement capabilities for foamability, stability, moisture, and drainage behavior analysis
  • Integration with Krüss's ADVANCE software for simplified operation and powerful automation
  • Comprehensive measuring methods employing optically detected foam heights and stirring cycles
  • Specifications include the analysis of foam structure, homogeneity, stability, and aging

What types of measurements can the DFA100FSM perform?

The DFA100FSM can perform a variety of measurements relating to foam such as foam height, liquid height, total height, foam capacity, maximum foam density, expansion rate, foam half-life, drainage half-life, sample temperature, mean bubble area, bubble count per mm2, bubble size distribution, and more.

What software languages does the DFA100FSM's software support?

The ADVANCE software for the DFA100FSM supports multiple languages including Chinese (simplified), English, French, German, Japanese, Korean, Portuguese, Russian, and Spanish, making it accessible to a global audience.

Is temperature control available with the DFA100FSM?

Yes, the DFA100FSM offers temperature control as an optional feature. It requires an additional double-walled glass column for temperature control, with a range of 10 to 60 °C, to facilitate precise temperature regulation during analysis.

Can the DFA100FSM analyze highly foaming liquids?

Yes, the DFA100FSM is designed to assess foam formation behavior in heavily foaming liquids using stirring cycles, making it versatile for analyzing a wide range of foamy substances.

What is the minimum detectable bubble diameter with the DFA100FSM?

The DFA100FSM can detect bubbles with diameters as small as 50 μm through its camera system, enabling precise analysis of foam structure and distribution.

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