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Brookfield DV-II+ Digital Viscometer User Manual

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At this point, the viscometer will stop the motor and continue to display this screen until any key
except the UP or DOWN arrow key or the PRINT key is pressed. The user presses the UP or
DOWN arrow keys to view the Torque and Speed that were current at the Timed Stop completion.
This display would appear as follows:

Figure 28

The display will switch between that of Figures 27 and 28 for each press of either the UP or
DOWN arrow key. Pressing any key except the UP or DOWN arrow keys or PRINT key will
cause the viscometer to exit the Timed Stop mode and resume normal operation.

Note:

1. The user can press the PRINT key while in either of these two screens (Figures 27 and 28)

to send one standard print string to the attached printer as many times as the user presses
the PRINT key. Pressing any other key will exit this mode and return the viscometer to
normal operation.

2. For the Timed Stop method, the DV-II+ Viscometer will retain the last value for the time

interval in EEPROM so that it will become the default the next time the user elects to use
this method.

II.10.3 Time to Torque Implementation

1. After pressing the DOWN arrow key when in the display of Figure 22, the user is presented

with the following screen:

Figure 29

Using the UP and DOWN arrow keys, the user enters a value for the torque level which the
viscometer must achieve. This value can be as high as 99%.

Note: The value for torque must be other than zero or you will not be able to exit this mode.

2. The user presses the SELECT SPINDLE key one more time to end the torque input at which

point the viscometer will display the following screen:

Figure 30

The time to torque value can be as high as 99 minutes and 59 seconds.