Omron GRT1 - 11-2007 Operation Manual page 219

Temperature Input Units
Rate of Change
Calculation
198
3. Click the Edit Button on the I/O Module Tab Page. The Edit Unit Parame-
ters Window will be displayed.
4. Select the tab page for the input where top/valley counter is to be set, and
select the Top/Valley Option in the Function Choice Area.
5. Select the Top/Valley Tab and select either Top Count or Valley Count
from the pull-down menu on the Count Type Field.
6. A threshold count value can be set in the Threshold Top/Valley Counter
Field.
7. Return to the General Tab, click the Download Button, and then click the
Reset Button to reset the Unit.
8. Click the OK Button and exit the window.
The rate of change can be obtained for each sampling cycle set for the tem-
perature input data. This function calculates the difference between each set
sampling cycle and value obtained in the previous cycle. The sampling cycle
can be set between 250 ms and 65,500 ms in 250-ms increments. The default
setting for the sampling cycle is 250 ms.
Section 6-4