Dynamic Foam Analyzer

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Dynamic Foam Analyzer – DFA100 für flüssige Schäume

Dynamic Foam Analyzer

DFA100

Das universelle Instrument für alle Aspekte flüssiger Schäume

General specifications

Instrument dimensions

Footprint

245 mm × 275 mm (W × D)

Height

460 mm

Weight (without accessories)

9 kg

Temperature measurement

Sensor

PT100

Range of temperature measurement

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)

Location of temperature measurement

inside sample liquid

External sensor

optional

Power supply

Voltage

100 to 240 V

Power consumption

30 W

Frequency

50 to 60 Hz

Sample dimensions

Min. recommended sample volume

50 mL with 40 mm diameter column
optional: 20 mL with 20 mm diameter column

Environment

Operating temperature

15 to 30 °C

Humidity

without condensation

Temperature control

Type of temperature control

optional: double-walled glass column

Range of temperature control

4 to 90 °C
(additional thermostat needed: TB14)

Resolution

-

Interfaces

PC

1× USB 2.0

Zubehör

Glass columns

20 and 40 mm diameter, temperature control option

Filter plates for sparging

diameter: 14 and 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 columns and filters

-

Material of sealings

silicone and FKM

Receiver

-

Product group specifications

Pressure measurement

Precision

-

Sample stage

Travel distance

-

Drive

Data output

Camera system

Diameter of minimum detectable bubble

-

Mean field of view size

-

Focus

-

Line sensor

Maximum measurable height

-

Sensor resolution

1728×1px

Spatial resolution

200 dpi | 0.125 mm

Temporal resolution

20 fps

Scanning length

216 mm

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

Camera system (standard)

Connection

-

Performance

-

Electrodes

Material

-

Highest sensor position

-

Measured entity

-

Theoretical measurement range

-

Illumination

Type

LED

Wave length, dominant

-

Wave length, dominant (height detection)

469 nm (optional IR: 850 nm)

Measurement specifications

Software

Software type

ADVANCE

Available software modules

foam analysis

Bubble pressure

Precision (surface tension)

-

Measurement specifications

Measurement type

-

Analyzed foam characteristic

foamability and foam stability

Foaming

-

Resolution

-

Results

foam height
liquid height
total height
foam capacity
maximum foam density
expansion rate
foam half life time
drainage half life time
sample temperature

Penetration

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