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Section 4 Analog Process Control
Level Detection Example
Figure 139.
Level Detection Example
A level detection example with a Level4CC control module type is described in the
following figure. The alarm conditions are shown at the various HH, H and L, LL
levels, with their common hysteresis, of the In minus (-) the Reference signal.
FilterTime is the common time-delay for the alarms. The two HHH and LLL levels
are not shown.
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