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6.1.3.2. Rotational speed measurement
Since more than 80% of the applications of a frequency measurement refer to a rotational speed,
there is a simplified setting option via the "Turn" type. This function can also be used to scale a
flow.
Parameter
IMPu
Parameter
I.tYP
FILt
PPt
tIME
dot
I.tYP: Impulse signal
The impulse input can be controlled in three different modes.
Active TTL signals with approx. 0.8 V lower and approx. 2 V upper threshold.
ttL
Passive switching contact that switches the internal pull up to ground.
nPn
Active sensor output. A pulldown is switched in the display.
PnP
Namur output. Low <1,5 mA, High > 2,5 mA
nAM
Selection option
Selection option
to
to
23
6. Parameterization
Default
Default
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