Yokogawa YVP20S - Manual (Page 104)

10-6
<Toc> <Ind> <10. CALIBRATION SERVICES>
IM 21B04C50-01E
The Progress dialog will appear to indicate progress. The procedure will fully stroke the
valve and then tune for a few minutes. Click Cancel to stop tuning and the return param-
eters to their prior values.
WARNING
During this process, the valve strokes over its full range. Keep clear of moving valve and
actuator parts.
The parameters before tuning are shown on the left (Original). The parameters determined
by auto tune are show on the right (Now). The new values (Now) will become effective
when you click OK. Click Cancel to return the Original values.
10.2.2 Auto Tune Result
After Tuning is complete, the result is displayed in the Auto Tune Result text box.
10.2.3 Search Stops and Auto Tune In One Step
This is the combination of Auto Stop Limits (Find Stops) followed by Auto Tuning to execute
two processes by a single click.
Click Search Stops + Auto Tune to begin the procedure.
Note the warning dialog that states the valve will stroke. Observe all safety precautions.
Click Yes to proceed. The Progress dialog will appear to indicate progress. The procedure
will fully stroke the valve and then tune for a few minutes. If you click Cancel the tuning will
stop and the parameters will remain at their prior values.
Figure 10.8 Progress Stop & Tune