160 UMG70XV3-4EN 12.01.2009
18 Outputs
A scroll list will be selected in the upper line with key and . A list item will be se-
lected in the lower line with key and .
Press ENTER to store the settings.
18.5.2 Setting the Limits
If the switching condition MAX or MIN is selected in the scroll list FUNC, the limit of the out-
put has to be defined:
Enter the limit:
Select YES to activate the alarm output. Press ENTER.
Three scroll lists will be displayed:
• FUNC for the switching condition
• TYP for the holding behavior
• MODE for the switching function
Select in the scroll list INPUT the physical quantity to be
used for comparison. The following list items are available:
• the selected physical quantity
• signal amplitude
• sound velocity of the medium
Press ENTER.
Table 18.5: limits MAX and MIN
switching
condition
display comparison
MAX measured value > limit
The alarm will switch if the measured value
exceeds the limit.
MIN measured value < limit
The alarm will switch if the measured value
falls below the limit.
example 1: upper limit = -10 m
3
/h
A measured value of e.g. -9.9 m
3
/h exceeds the limit. The alarm switches.
A measured value of e.g. -11 m
3
/h does not exceed the limit. The alarm
does not switch.
R1=FUNC<typ mode
Function: MAX