FISCHER Mess- und Regeltechnik GmbH Operation | 5
BA_EN_FT90 75/108
(ii) Upper switching thresholds S3 and S4
In case of a colour change from a lower to a higher risk level, the hysteresis
acts with an decreasing signal.
S4
-0.5
Increasing signal
Falling signal
Fig.109: Example: Hysteresis S4
5.5.1.5.4 Colour change C1 delay on
Path: \Configuration\Channel 1\Colour change C1\Col.ch. C1 delay on
Level 4:
Col.ch. C1 delay on
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Fig.110: Colour change C1 delay on
The activation delay acts when changing from a lower risk level to a higher risk
level.