Diagnostics and troubleshooting
Deltabar S FMD77, FMD78, PMD75 with FOUNDATION Fieldbus
92
Hauser
9
Diagnostics and troubleshooting
9.1
Troubleshooting
9.1.1
General errors
9.1.2
Displaying messages:
• Onsite display:
– The measured value display shows the message with the highest priority.
See the
"Priority" column.
– The ALARM STATUS parameter shows all the messages present in descending order of
priority. You can scroll through all the messages pending using the S or O key.
• FieldCare:
The DIAGNOSTIC_CODE/DIAGNOSE_CODE parameter displays the message with the
highest priority.
See the "Priority" column.
See also Section 9.6 "Response of outputs to errors".
• Diagnose Transducer Block (FF configuration program):
The DIAGNOSTIC_CODE/DIAGNOSE_CODE parameter displays the message with the
highest priority.
See also Section 9.6 "Response of outputs to errors". Every message is
also output as per the FOUNDATION Fieldbus Specification by means of the XD_ERROR
and BLOCK_ERROR parameters in the Pressure, Service and DP Flow Block. Numbers are
given for these parameters in the following table which are explained on 95.
• You can see a list of all the active alarms via the Diagnostic code/ACTUAL_ALARM_INFOS
parameter.
• You can see a list of all the alarms that are no longer active (event log) via the Last Diag.
Code/LAST_ALARM_INFOS parameter.
Error
Possible cause
Remedy
Device is not
responding.
The supply voltage does not match the
specifications on the nameplate.
Apply correct voltage.
Supply voltage has incorrect polarity.
Reverse polarity of supply voltage.
No contact between connecting cables and
terminals.
Check the contacting of the cables and
correct if necessary.
No display
Onsite display is set too bright or too dark.
• Set the local display brighter by
simultaneously pressing O and F.
• Set the local display darker by
simultaneously pressing S and F.
Connector for local display is not plugged in
correctly.
Ensure connector is plugged in correctly.
Onsite display is defective.
Replace onsite display.
Device measures
incorrectly.
Configuration error.
Check and correct parameter configuration
(see below).
Содержание Deltabar S FMD77
Страница 114: ...www addresses endress com 71336231 ...