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Operation options
8.
Or: The message "W432" appears on the display after 60 s. A sufficiently stable flow
could not be detected during the learning process. The system takes an average of the
10 values last measured during the learning process.
9.
Return to the CAL function group (Home position) with the E key.
The device is still operative if message W432 is displayed. There can be large measuring
uncertainties, however. Recommendation: Repeat the learning process (points 1 to 4)
until "OK" appears on the display.
6.2.3
Navigating the function switch point "Learn" (SPL)
Variable limits for HIF (Learn High Flow) or LOWF (Learn Low Flow) can be set with the
' L earn Function' .
OUT
SERV
12
Navigating the function switch point ' L earn' (SPL)
B
Function selection
C
Selection of settings
1.
Select SPL (switch point ' L earn' ) , optionally SPL2 (switch point 2 ' L earn' ) with the E key.
2.
Select the "RUN" function with the + key; the Learn function is initialized.
3.
Select the "WAIT" function with the + key, press for longer than 2 s.
4.
Accept (' l earn' ) the current measured value after approx. 10 s- "OK" appears on the
display.
5.
Or: The message "W432" or "NOK" appears on the display after 60 s. W432: A
sufficiently stable flow could not be detected during the learning process. The system
takes an average of the 10 values last measured during the learning process.
18
B
1.
E
SPL
> 2 s
2.
RUN
~ 10 s
E
6.
Flowphant T DTT31, DTT35
C
3.
> 60 s
WAIT
4.
OK
W432
Endress+Hauser
5.
A0005785
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