17 Advanced functions
FLUXUS F60* 17.12 Behavior of the alarm outputs
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UMFLUXUS_F60xV5-0EN, 2017-10-16
Alarm outputs with the switching condition QUANT. will be activated if the limit is reached.
Alarm outputs with the switching condition ERROR will only be activated after several un-
successful measuring attempts. Therefore, typical short-term disturbances of the mea-
surement (e.g., switching on of a pump) will not activate the alarm.
Alarm outputs with the switching condition +→- -→+ and the type NON-HOLD will be acti-
vated with each change of the flow direction for approx. 1 s, see Fig. 17.1.
Alarm outputs with the switching condition +→- -→+ and of the type HOLD will be activat-
ed after the first change of the flow direction. They can be switched back by pressing key
C 3 times, see Fig. 17.1.
When adjusting to changed measurement conditions e.g, a substantial increase of the
fluid temperature, the alarm will not be switched. Alarm outputs with the switching condi-
tion OFF will be set automatically to the switching function NO Cont..
The alarm state can be displayed after the configuration of the alarm outputs and during
the measurement. This function is activated in Special Funct.\SYSTEM set-
tings\Dialogs/Menus. The activation of this function is recommended when alarm
outputs have to be reconfigured frequently.
Fig. 17.1: Behavior of a relay when the flow direction changes