Endress+Hauser Levelflex FMP55 Operating Instructions Manual page 164

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164
due to a level change during operation. Signals which are already in the blocking distance
when the device is switched on, are ignored.
This behavior is only valid if the following two conditions are met:
• Expert → Sensor → Echo tracking → Evaluation mode = Short time history or Long
time history)
• Expert → Sensor → Gas phase comp. → GPC mode= On, Without correction or
External correction
If one of these conditions is not met, signals in the blocking distance will always be
ignored.
If required, a different behavior for signals in the blocking distance can be defined by
the Endress+Hauser service.
 33 Blocking distance (UB) for liquid measurements
Levelflex FMP55 FOUNDATION Fieldbus
UB
A0013219
Endress+Hauser