System Error Messages - Endress+Hauser Fieldbus Levelflex M FMP43 Operating Instructions Manual

Troubleshooting
82
9.2

System error messages

Code Description
A102 checksum error
total reset & new calibr.
required.
W103 initializing - please wait
A106 downloading - please wait
A110 checksum error
total reset & new calibr.
required.
A111 electronics defective
A113 electronics defective
A114 electronics defective
A115 electronics defective
A116 download error
repeat download
A121 electronics defective
W153 initializing - please wait
A160 checksum error
total reset & new calibr.
required.
A164 electronics defective
A171 electronics defective
A221 probe pulse deviates from
normal values
A241 Broken probe
A251 feedthrough
Levelflex M FMP43 with FOUNDATION Fieldbus
Possible cause
device was switched off before data were
stored;
EMC problem;
2
E PROM defective
2
E PROM storage not yet finished
downloading data
device was switched off before data were
stored;
EMC problem;
2
E PROM defective
RAM defective
ROM defective
2
E PROM defective
general hardware problem
checksum of stored data not correct
2
no factory calibration available; E
cleared
initialization of electronics
device was switched off before data were
stored;
EMC problem;
2
E PROM defective
hardware problem
hardware problem
HF module or cable between HF module
and electronics defective
rod probe broken, rope probe broken/torn
or value entered for probe length is too
short
probe break monitoring enabled without
mapping beforehand
lost contact in the process feedthrough
Remedy
reset
avoid EMC problems;
if alarm prevails after reset,
exchange electronics
wait a few seconds;
if warning prevails, exchange
electronics
wait, message disappears after
downloading operation
reset
avoid EMC problems;
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
restart download of data
PROM contact service
wait a few seconds; if warning
prevails, switch power off and on
again
reset
avoid EMC problems;
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
reset
if alarm prevails after reset,
exchange electronics
check contacts on HF module
if fault cannot be eliminated:
replace HF module
check the probe length in 033,
check the probe mechanically, if the
probe is broken, change the probe
or change to a non contact system
disable probe break monitoring,
perform mapping and then
reactivate probe break monitoring
replace process feedthrough
Endress+Hauser