Yokogawa YVP20S User Manual
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IM 21B04C50-01E
<14. DIAGNOSTIC SERVICES>
c)
Cyclical / Dead Band Test
This test is used to determine the maximum value of marginal changes in the input level
that does not move the control valve.
Figure14.15.3a Dead Band Test Setting
Figure 14.15.3b Dead Band Test Graph
Note: YVP110 stops integral function at the Dead Band Test. Therefore, the responding actual position has deviation from Set
Point.