Manual

62
9 Diagnostics and service
VEGAFLEX 81 • 4 … 20 mA/HART - four-wire
41825-EN-130314
Code
Text mes-
sage
Cause Rectication
S601
Overlling
– Level echo in the close
range not available
– Reduce level
– 100 % adjustment: Increase
value
– Check mounting socket
– Remove possible interfering
signals in the close range
– Use coaxial probe
S602
Level with-
in the search
range, com-
pensation
echo
– Compensation echo super-
imposed by medium
– 100 % adjustment: Increase
value
S603
Impermissi-
ble operating
voltage
– Operating voltage below
specied range
– Check electrical connection
– if necessary, increase
operating voltage
The following table shows the error codes and text messages in the
status message "Maintenance" and provides information on causes
as well as corrective measures.
Code
Text mes-
sage
Cause Rectication
M500
Error in the
delivery sta-
tus
– With the reset to delivery
status, the data could not
be restored
– Repeat reset
– Load XML le with sensor
data into the sensor
M501
Error in the
non-active
linearization
table
– Hardware error EEPROM – Exchanging the electronics
– Send instrument for repair
M502
Error in the
event mem-
ory
– Hardware error EEPROM – Exchanging the electronics
– Send instrument for repair
M503
Reliability too
low
– Measurement certainty is
too low for a reliable meas-
urement
– Process component or
probe contaminated or
defective
– Check installation and
process conditions
– Clean or exchange process
component or probe
M504
Error on an
device inter-
face
– Hardware defect – Exchanging the electronics
– Send instrument for repair
Maintenance