Endress+Hauser Prosonic M FMU41, Краткое руководство по эксплуатации

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Mounting Prosonic M FMU41 HART
12 Hauser
5.2.2 Blocking distance
NOTICE
If the blocking distance is undershot, this may cause a device malfunction.
‣
Mount the measuring device high enough that the blocking distance is not reached at the
maximum fill level.
‣
Define the safety distance (SD).
‣
If the level enters the safety distance SD, the device generates a warning or alarm.
‣
The measuring span F may not project into the blocking distance BD. Level echoes within
the blocking distance cannot be evaluated due to the transient response of the sensor.
F
E
BD
SD
A0038238
 7 Parameter for the correct operation of the device
BD Blocking distance
SD Safety distance
E
Empty calibration
F Span
If the blocking distance cannot be maintained, use a pipe nozzle.
More information can be found in the Operating Instructions and in the Technical
Information document.
5.2.3 Safety distance
The device generates a warning or alarm if the level reaches the safety distance (SD). The SD
size can be set as required by the user in the Safety distance (015) function.
In the In safety dist. (016) function define how the device should react if the safety distance
is undershot.