Force Tensiometer
Product comparison
Force Tensiometer
K100C
Fully automated measurements of surface and interfacial tension for quality control
General specifications
Instrument dimensions
Footprint
300 mm × 390 mm (W × D)
Height
585 mm
Weight (without accessories)
19 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
no
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
Sample stage
Resolution (travel distance)
20 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
no
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
100 µg
Measurement rate
50 Hz
Calibration
-
Locking mechanism
automatic
Maximum load
220 g
Adjustment
optional:
automated
external weight
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
-
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
0.01 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
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
0.02 mN/m
Results
surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)
Range
1 to 2000 mN/m
Penetration
Results
-
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
200 µm
Rod
Resolution
0.2 mN/m
Results
surface tension (SFT)
interfacial tension (IFT)
critical micelle concentration (CMC)
Range
1 to 2000 mN/m
Sedimentation
Results
-