Datcon DT9000 Operating Instructions Manual page 77

Intrinsically safe process indicator
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DT9000
Example:
Hysteresis > 0
Figure:
Hysteresis > 0
20171205-V2
Comment: the precondition for the following examples is
that the output is in
the measured value ≥ L1.LL (low limit). The input signal
has an increasing characteristic, but rippled.
= 1000. The value of the relevant hysteresis (
A hysteresis with a value of zero means that the limit
detection has no hysteresis. The output switches ON when
the value on the display reaches or is in excess of
and switches OFF when it goes lower than
The following figure shows the essentials of
hysteresis, when it's value is higher than zero

mode, that is, it switches ON when

value

) = 0.

,

again.
77

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