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Drop Shape Analyzer

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Drop Shape Analyzer – DSA100L for wettability analysis of large samples

Drop Shape Analyzer

DSA100L

Automatic wettability analysis of large surfaces

General specifications

Instrument dimensions

Footprint

1000 mm × 375 mm (W × D)

Height

490 mm

Weight (without accessories)

34 kg

Interfaces

PC

USB 3.0

Environment

Operating temperature

10 to 40 °C

Humidity

without condensation

Power supply

Voltage

88 to 264 V

Power consumption

100 W

Frequency

50 to 60 Hz

Housing and peripherals

Compartment

test liquids protected against light

Needle protection shield

yes

Camera und optics housing

yes

Levelling

yes

Sample dimensions

Maximum sample space

700 mm × ∞ × 275 mm (W × D × H (without axes))

Maximum measuring surface

500 mm × 500 mm (W × D)

Temperature measurement

Range

-50 to 400 °C

Resolution

0.1 °C

Precision

±0.1 °C

Accuracy

1/3 DIN B (±0.1 °C at 0 °C to ±0.8 °C at 400 °C)

Locations

environment air

External sensor

2 connectors (PT100)

Measurement specifications

Sessile drop

Results

contact angle

Range

0 to 180° (software-based)

Resolution

0.01° (software-based)

Accuracy

0.1° (instrument-based)

Models

conic section
polynomial
circle
Young-Laplace
height-width

Type

advancing
receding
static
dynamic
tilting

Software

Software type

ADVANCE

Software modules

Contact angle (recommended)

Surface free energy of solids (recommended)

Interfacial and surface tension of liquids:
- pendant drop, rising drop (optional)
- Contrained Sessile Drop (optional)

Adhesion Analysis (optional)

Remote Control API (optional)

Surface free energy of solids

Results

surface free energy
polar & disperse part
acid & base part
H-bond part

Models

equation of state
Zisman
Fowkes
Wu
Owens-Wendt-Rabel-Kaelble
Schultz-1
extended Fowkes
acid-base theory

Pendant drop/rising drop

Results

surface tension
interfacial tension

Range

0.01 to 2000 mN/m (software-based)

Resolution

0.01 mN/m (software-based)

Models

Young-Laplace

Type

static
dynamic

Captive bubble

Results

contact angle

Range

0 to 180° (software-based)

Resolution

0.01° (software-based)

Accuracy

0.1° (instrument-based)

Models

conic section
polynomial
circle
Young-Laplace
height-width

Type

advancing
receding
static
dynamic
tilting

Product group specifications

Dosing System

Syringe Dosing

1 × software-controlled

Liquid Needle double pressure dosing

optional

Drop deposition (syringe dosing)

software-controlled

Syringes, volume

glass (1 × 450 μL), disposable (900 μL)

Resolution (syringe dosing)

0.1 μL

Speed (syringe dosing)

0.02 to 25 µL/s

Camera system (standard)

Model

Camera CF04

Connection

USB 3.0

Resolution

1920 × 1200 px

Frame rate

2300 fps

Dark noise

7 electrons

Dynamic range

73 dB

Optics (standard)

Focus

manual

Zoom

7× zoom, manual

View angle

±4°

Field of view

CF04: 3.9 mm × 3.9 mm to 24.7 mm × 24.7 mm

Resolution of optics

CF04: 3.1 to 21.7 μm

Illumination

Type

high power monochromatic LED

Wave length, dominant

470 nm

Field of light

46 mm × 46 mm (D × H)

Stages

Control

y-axis: software-controlled
z-axis: manual
z-axis (optional): software-controlled
rotation axis: software-controlled

Range

y-axis: 350 mm
z-axis manual: 45 mm
z-axis software-controlled (optional): 38 mm
rotation axis: 360°

Resolution

y-axis: 10 μm
z-axis manual: 16 mm/turn
z-axis software-controlled (optional): 10 μm
rotation axis: 0.1°

Accuracy

y-axis: 100 μm
z-axis manual: -
z-axis software-controlled (optional): 100 μm
rotation axis: 1°

Optics (optional)

Focus

manual

Zoom

7× zoom, manual

View angle

±4°

Field of view

CF06: 1.7 mm × 1.3 mm to 10.8 mm × 8.1 mm

Resolution of optics

CF06: 2.5 to 17.8 μm

Tilting (optional)

Types

internal tilting table

Control

software-controlled

Range

0 to 90°

Resolution

0.01°

Accuracy

0.3°

Liquid Needle pressure dosing system

Included in setup

optional

Type

double

Control

software-controlled

Cartridge, volume

disposable (1 mL)

Resolution

0.1 μL

Speed

fixed (fast jet)

Camera system (optional)

Model

High Speed Camera CF06

Connection

USB 3.0

Resolution

640 × 480 px

Frame rate

3400 fps

Dark noise

10.5 electrons

Dynamic range

56.6 dB

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