Troubleshooting - Endress+Hauser Master Meter System Operating Instructions Manual

Master Meter System
Diagnosis Short text
no.
255 Flow Computer 2 DUT
Temperature Low
256 Flow Computer 2 MM
Pressure High
257 Flow Computer 2 MM
Pressure Low
258 Flow Computer 2 MM
Temperature High
259 Flow Computer 2 MM
Temperature Low
260 Flow Computer 2 prove
aborted
261 Flow Computer 2
Printer 1 Error
262 Flow Computer 2
Printer 2 Error
263 Flow Computer 2
Printer 3 Error
264 Flow Computer 2
Printer Spool Full
265 Flow Computer 2 FTP
Error
266 Flow Computer 2 Duty
Meter
Communications Fail
Endress+Hauser
Diagnosti Possible cause
c
behavior
Lower DUT temperature limit has been
exceeded.
Upper MM pressure limit has been exceeded.
Lower MM pressure limit has been exceeded.
Upper MM temperature limit has been
exceeded.
Lower MM temperature limit has been
exceeded.
An ongoing prove was aborted (either manually
or automatically).
An error has occurred in a connected printer.
An error has occurred in a connected printer.
An error has occurred in a connected printer.
Flow computer printer spool is full.
The flow computer could not save the data to
the HMI computer.
Modbus RTU communication between the flow
computer and Promass Duty Meter has failed.
9.2

Troubleshooting

This section explains the actions the user should take to fix common computer problems
caused by hardware or software errors.
Should a problem occur, the initial steps listed below should be followed before taking
further action:
• On the tablet PC, try to identify and isolate the component that is causing the problem.
• Ensure that all peripheral devices are switched on before switching on the tablet PC.
• In the event of problems with an external device, ensure that the cable connections are
correct and secure.
• Ensure that the correct configuration information is configured in the BIOS setup
program.
• Ensure that all device drivers are correctly installed.
• Take note of the user' s observations. Are there any message on the display? Are
indicator lamps lit? Are there any beeping sounds? If the user wants to seek assistance,
detailed descriptions are helpful for service staff.
If the problem persists after the user has followed the instructions in this section, contact
your local Endress+Hauser Sales Center.
Diagnostics and troubleshooting
Remedy
Check process conditions.
Check settings for alarm limits.
Check process conditions.
Check settings for alarm limits.
Check process conditions.
Check settings for alarm limits.
Check process conditions.
Check settings for alarm limits.
Check process conditions.
Check settings for alarm limits.
Check detailed messages for prove. A message
will appear as soon as a new prove is started.
Check printer connection and settings.
Check printer connection and settings.
Check printer connection and settings.
Check connected printers.
Check FTP settings on flow computer and HMI.
Contact Endress+Hauser.
Check wiring of Modbus RTU (RS-485) cables.
Ensure that Promass is switched on. Check
Modbus RTU communication settings. Ensure
that a compatible Duty Meter is being used.
51