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Force Tensiometer

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Force Tensiometer

Tensíío

The new generation tensiometer for liquid and solid surfaces

General specifications

Instrument dimensions

Footprint

290 mm × 360 mm (W × D)

Height

560 mm

Weight (without accessories)

29 kg

Interfaces

PC

USB 3.0

Auxiliary

CAN/CANopen

Thermostat

optional
(quick couplings)

Inert gas

optional

Environment

Operating temperature

15 to 30 °C

Humidity

> 30 % without condensation

Power supply

Voltage

100 to 240 V

Power consumption

40 W

Frequency

47 to 63 Hz

Housing and peripherals

Built-in bubble level

electronic

Built-in and software-controlled ionizer

optional

Glass windshield doors

yes

Stainless steel measuring compartment

yes

Touch display

integrated color IPS display
(1024 × 600 pixel, size 7'')

Temperature control

Type of temperature control

liquid (-10 to 130 °C)
Peltier (-15 to 140 °C)

Temperature measurement

Range

-60 to 450 °C

Resolution

0.01 °C

Precision

±0.05 °C

Accuracy

±0.5 °C

Internal sensor

sample stage

External sensor

optional: sample vessel

Measurement specifications

Software

Software type

ADVANCE

Software modules

Interfacial and surface tension of liquids (optional)

Critical micelle concentration (optional)

Contact angle / surface free energy of solids (optional)

Liquid density (optional)

Solid density (optional)

Special purpose (optional)

Sedimentation - with sensor upgrade / penetration (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
extended Fowkes
acid-base theory

Rod

Results

surface tension
interfacial tension
critical micelle concentration

Range

1 to 2000 mN/m

Resolution

0.2 mN/m (optional sensor: 0.02 mN/m)

Wilhelmy plate

Results

surface tension
interfacial tension
critical micelle concentration

Range

1 to 2000 mN/m

Resolution

0.02 mN/m (optional sensor: 0.002 mN/m)

Du Noüy ring

Results

surface tension
interfacial tension
critical micelle concentration

Range

1 to 2000 mN/m

Resolution

0.01 mN/m (optional sensor: 0.001 mN/m)

Correction method

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

Liquid density

Liquid density range

1 to 2200 kg/m³

Resolution

1 kg/m³ (optional sensor: 0.1 kg/m³)

Penetration

Results

graph: mass vs. time

Sedimentation

Results

graph: mass vs. time

Solid density

Solid density range

1000 to 20000 kg/m³

Resolution

1 kg/m³ (optional sensor: 0.1 kg/m³)

Washburn

Results

contact angle

Resolution

0.01°

Range

0 to 90°

Type

advancing

Wilhelmy contact angle

Minimum fiber diameter

Fiber analysis not recommended with standard force sensor
Fiber analysis with optional sensor: 7 µm

Results

contact angle

Range

0 to 180°

Resolution

0.01°

Type

advancing
receding

Product group specifications

Camera system (standard)

Connection

USB 3.0

Performance

15 fps at 2560 × 1920 px

Optics (standard)

Focus

fixed

Zoom

1.4× zoom, fixed

Field of view

6 mm × 4.5 mm

Resolution of optics

2.3 µm

Sample stage

Travel distance

120 mm

Simple platform

optional

Temperature control jacket

optional: 50 mm, 70 mm

Vessel for inverse CMC

optional: cone-shaped vessel

Integrated sample stage

yes

Stirrer

optional: induction - no permanent magnet

Drive

Resolution

16 nm

Travel speed

0.001 to 800 mm/min

Type of motor

brushless DC servo motor

Force measurement

Maximum load

250 g (optional sensor: 210 g)

Resolution

100 µg (optional sensor: 1 µg)

Measurement rate

100 Hz

Adjustment

semi-automatic, external 100 g weight required
(optional sensor: automatic with included internal weight)

Locking mechanism

automatic

Optical height sensor

Resolution

optional: 0.05 µm

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