Burkert Type 8025 - Handbuch (Seite 65)

63
Maintenanceandtroubleshooting
9.3.5 Resolution of problems without message generation and
with device status LED green
Device
status
leD current
output
Ao1 output Do1
and/or Do2
and/or Do3 possible cause recommended action
green 4-20 mA depending on
the thresholds or
switched
1)
The device does not properly
measure the flow rate.
→
Check that the K factor corre-
sponds to the fitting used.
→
Carry out a Teach-In procedure
to determine the K factor of the
fitting used.
green 4-20 mA depending on
the thresholds or
switched
1)
The displayed flow rate is not
nil but the flow rate in the pipe
is.
→
Check that the flow rate in the
pipe is nil.
→
Check the filter chosen. See chap.
“8.6.14”.
green 4-20 mA depending on
the thresholds or
switched
1)
The displayed flow rate is
always nil.
→
Check that the flow rate in the
pipe is not nil.
→
Check that the entered K factor is
correct, and
→
Choose a smaller flow rate unit or
increase the number of displayed
decimals.
green 4-20 mA depending on
the thresholds or
switched
1)
The displayed flow rate is not
stable.
→
Check that there is fluid in the pipe.
→
Choose a higher filter value.
green 4-20 mA depending on
the thresholds or
switched
1)
The displayed flow rate
changes very slowly.
→
Check that there is fluid in the pipe.
→
Choose a lower filter value.
1) If the output is configured to switch when a warning message is generated. See chap. 8.6.5.
English
Type 8025 UNIVERSAL