Contact Angle Measuring Instrument EasyDrop

DSA20E

EasyDrop

The expert version of the EasyDrop contact angle measuring system combines measurements on solids and liquids. The integral pendant drop method creates rapid access to the surface and interfacial tension of liquids.

Technical Data of the DSA20E

Range of
contact angle measurements *

  • 1 to 180°
  • 0.1° resolution

Range of
surface tension measurements

  • 1x10-2 to 1000mN/m
  • 0.01mN/m resolution

Camera:

Monochrome interline CCD, 25/30 fps, 61 fps (780×580 px) /
73 fps (780×480 px) / 212 fps (780×120 px) / 311 fps (780×60 px)

Objective:

6.5x zoom

Light source: 

Software controlled halogen lamp

Stage: 

Manual, moveable in x-y-z direction

Drop placement method:

Drop deposition by stage movement 

Max. sample size:

300 x ∞ x 50 mm (WxDxH)

Dispension type:

Software controlled direct dosing system

Outer dimension:

520 x 160 x 530 mm (WxDxH)

Weight:

Appr. 10 kg

Power supply:

110/220 V, 50/60 Hz

Software:

Determination of static and dynamic contact angle (SW4001)
Determination of surface energy of solids (SW4002)
Determination of surface and intefacial tensionof liquids (SW4003)

Computer requirements:

IBM PC compatible, with one free PCI Slot, running Windows XP/Vista

Communication interface:

1x serial interface (RS232)

*   Referring to image analysis