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Brookfield DV-III Ultra Rheometer User Manual

Page 65

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Brookfield Engineering Laboratories, Inc.

Page 65

Manual No. M98-211-E0912

IV.8 Yield Stress Test Programs and Test Samples

This section explains how to create a yield test program for the DV-III Ultra Rheometer. There

are no yield test programs stored in instrument memory when the DV-III Ultra is shipped from

Brookfield. Therefore, you will need to use the EZ-Yield Software on your PC to create yield test

programs. Once a yield test program has been downloaded from your PC to the DV-III Ultra, you

will be able to run tests by following the instructions in this section.

Brookfield EZ-Yield software is a 32-bit Windows program supplied with every DV-III Ultra Yield

Rheometer.

IV.8.1

Test Parameter Description

When running the EZ-Yield application on your PC, the main screen for creating yield test programs

is in Figure IV-54:

Figure IV-54

Use this page to create, load, save, and print test parameters that are then downloaded into one of

the memory locations in the DV-III Ultra Rheometer. The file name (including path) of the test

parameters currently loaded is displayed at the top of the page. Click on the entry field to edit the

information in that field. The fields with downward pointing arrows on the right require that you

click that arrow to make a selection from the drop down list. When a field is selected, the text on

the right of the page, in the Parameter Descriptions box, changes to give information appropriate

to the field selected.

The Pre-Shear, Zero, and Wait Time steps are optional. Clicking the check box to the left of these

fields until the check mark appears enables these parameters. Clicking the check box to the left of

these fields until the check mark disappears disables these parameters.