Force Tensiometer

Product comparison

Force Tensiometer

K100

The premium instrument for analyzing surfactants and solid surfaces

General specifications

Instrument dimensions

Footprint

300 mm × 390 mm (W × D)

Height

585 mm

Weight (without accessories)

23 kg

Power supply

Power consumption

40 W

Frequency

47 to 63 Hz

Voltage

100 to 240 V

Temperature measurement

Accuracy

0.5 °C

Precision

0.05 °C

Resolution

0.01 °C

External sensor

optional: sample vessel

Range of temperature measurement

-60 to 450 °C

Internal sensor

sample stage

Location of temperature measurement

-

Sample dimensions

Min. recommended sample volume

-

Housing and peripherals

Stainless steel measuring compartment

yes

Built-in bubble level

yes

Control pad

yes

Control panel

-

Display

-

Glass windshield doors

yes

Built-in and software-controlled ionizer

yes

Touch panel

optional

Camera parking system

-

Windshield doors

-

Interfaces

Auxiliary

RS232

Thermostat

optional
(quick lock fittings)

PC

USB 2.0

Inert gas

yes

Temperature control

Range of temperature control

-15 to 300 °C

Type of temperature control

liquid (-10 to 130 °C)
electrical (50 to 300 °C)
Peltier (-15 to 130 °C)

Flow-through thermostat

-

Environment

Humidity

> 30% without condensation

Operating temperature

15 to 30 °C

Capillary

Drop launch mechanism

-

Quick lock loading

-

Septum free filling system

-

Product group specifications

Software

Software type

ADVANCE

Available software modules

surface tension (SFT) / interfacial tension (IFT)
contact angle (CA) / surface free energy (SFE)
critical micelle concentration (CMC)
liquid density
solid density
special purpose
adhesion analysis
sedimentation / penetration

Sample stage

Resolution (travel distance)

0.1 µm

Travel distance of sample stage

> 110 mm

Travel speed of sample stage

0.1 to 500 mm/min

Type of motor of sample stage

brushless DC servo motor

Simple platform

optional

Integrated sample stage

yes

Inverse CMC

optional: cone-shaped vessel

Optical height sensor

yes

Resolution (tilting)

-

Tilting

-

Temperature control jacket

optional: 50 mm, 70 mm or 100 mm

Travel distance

> 110 mm

Illumination

Wave length, dominant

-

Type

-

Field of light

-

Force measurement

Precision

-

Resolution

10 µg

Measurement rate

50 Hz

Calibration

-

Locking mechanism

automatic

Maximum load

210 g

Adjustment

fully automated
internal weigth

Calibration weight

-

Capillary drive

Resolution

-

Long term stability

-

Camera system (standard)

Performance

-

Connection

-

Optics (standard)

Focus

-

Resolution of optics

-

Zoom

-

Field of view

-

Drive

Resolution

16 nm

Travel speed

0.1 to 500 mm/min

Type of motor

brushless DC servo motor

Optical height sensor

Resolution

0.1 µm

Measurement specifications

Surface free energy of solids

Results

surface free energy (SFE)

Models

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

Du Noüy ring

Resolution

0.001 mN/m

Results

surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)

Range

1 to 2000 mN/m

Correction method

Harkins-Jordan
Huh-Mason
Zuidema-Waters
linear correction
no correction

Solid density

Precision

±3 kg/m³

Resolution

1 kg/m³

Solid density range

1000 to 20000 kg/m³

Liquid density

Precision

3 kg/m³

Resolution

0.1 kg/m³

Liquid density range

1 to 2200 kg/m³

Washburn

Resolution

0.01°

Results

contact angle (CA)

Type

advancing

Range

0 to 90°

Wilhelmy plate

Resolution

0.002 mN/m

Results

surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)

Range

1 to 2000 mN/m

Penetration

Results

graph: mass vs. time

Spinning drop

Resolution

-

Results

-

Range

-

Models

-

Wilhelmy contact angle

Resolution

0.01°

Results

contact angle (CA)

Type

advancing
receding

Range

0 to 180°

Minimum fiber diameter

20 µm

Rod

Resolution

0.02 mN/m

Results

surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)

Range

1 to 2000 mN/m

Sedimentation

Results

graph: mass vs. time

Brochure Data sheet Bookmark

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