surface&interface tensiometer for liquid A101

1

Weighing Sensor

(1) Measuring Range

0-999.999mN/m

(2) Resolution

0.001mN/m

(3) Weighing Readability

0.04mN/m

(4) Absolute Error

±0.2mN/m (Reference secondary distilled water)

(5) Data Update Speed

Max.2 data/s

(6) Data Processing

Double-chip processor

(7) Zeroing Method

One-key zeroing with presetting functions

2

Sample Stage Control

(1) Lifting Range

0-25mm

(2) Lifting Accuracy

Travel resolution:0.1μm; Repetitive positioning: 2μm

(3) Control of Lifting Speed

Variable speed

(4) Control Mode

Software-controlled via USB port for better compatibility

(5) Positioning Readout

Read by software encoder

3

Communication Port

USB2.0 port can be directly connected to laptop, without the problem of compatibility of RS232

4

Temperature

Readout

(Relevant accessories

should be optional

purchased)

(1) Temp. Sensor

Digital semiconductor temperature sensor made in U.S.A.

(2) Temp. Calibration

Self-calibration

(3) Accuracy

0.01°C

(4) Readout Mode

Automatically read by software

1

Measuring Method

3 methods, includes:

- Modified Wilhelmy plate method

- Classical Wilhelmy plate method

- DuNoüy ring method

2

Measuring Mode

Both automatic and manual mode in measurement of surface / interface tension

3

Calibration

Self-calibration of platinum plate & platinum ring and weighing sensor calibration

4

Pre-wetting Function

Providing human-oriented pre-wetting function

5

Interface Detection

Detection of interface of liquid-gas/liquid-liquid automatically by software

6

Density Correction

Density correction with preset function for measurement of interface tension

7

Buoyancy Correction

3 kinds of buoyancy correction modes, professional FK correction factor

8

Database Management

Real-time graph, storage and query of measured data and data Excel exportable

1

Dimensions

450L * 210W * 300H mm

2

Weight

10Kg

3

Power Supply

AC 100-240 50/60Hz

4

Power

40W