20 Advanced functions
20.6 Event triggers PIOX S72*
2022-05-15, UMPIOX_S72xV1-9EN
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Afterwards the properties of the event trigger are defined.
Fluid properties Fluid temp. fluid temperature
Fluid pressure fluid pressure
Fluid density fluid density
Kin. viscosity kinematic viscosity
Dyn. viscosity dynamic viscosity
Norm. density standardized density
Diagnostic values Amplitude signal amplitude
Quality signal quality
SNR ratio useful signal/noise signal
SCNR ratio of useful signal and correlated noise signal
VariAmp amplitude fluctuation
VariTime transit time fluctuation
Amplification amplification, important to receive a useful signal
Pig detection signalizes whether a pig is detected
This display will only be indicated if Pig detection is activated.
Miscellaneous Custom. Input 1 measured values of input quantities (e.g., temperature, density) which are
not used for calculation
In the menu item Options\Assign inputs it is possible to assign
configured inputs to customized inputs.
Custom. Input 2
Custom. Input 3
Custom. Input 4
Sound speed Sound speed measured sound speed in the fluid
Tab. 20.5: Properties of the event trigger
property setting description
Function
(switching condition)
MAX (x>limit) The event trigger switches when the measured value exceeds the
upper limit.
MIN (x<limit) The event trigger switches when the measured value falls below the
lower limit.
ERR (x=fail) The event trigger switches when a measurement is not possible.
Within range The event trigger switches when the measured value is within the
defined range.
Out of range The event trigger switches when the measured value is outside the
defined range.
Type
(holding behavior)
Non-hold When the switching condition is no longer met, the event trigger
returns to the idle state after approx. 1 s.
Hold The event trigger remains activated even when the switching
condition is no longer met.
Hold for a while The event trigger remains activated during a defined time even when
the switching condition is no longer met.
Tab. 20.4: Source item
source item list item output