VEGAPULS WL 61 - 4 … 20 mA/HART - two-wire

VEGAPULS WL 61 - 4 … 20 mA/HART - two-wire VEGAPULS WL 61 - 4 … 20 mA/HART - two-wire

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9 Diagnosis, Asset Management and serviceCodeText messageF261Error in theconfigurationF264Installation/Setup errorF265Measurementfunction disturbedCause– Error during setup– False signal suppressionfaulty– Error when carrying out areset– Adjustment not within thevessel height/measuringrange– Max. measuring range ofthe instrument not sufficient– Sensor no longer carriesout a measurement– Operating voltage too lowRectification– Repeat setup– Repeat reset– Check or correct installationand/or parameter adjustment– Use an instrument with biggermeasuring range– Check operating voltage– Carry out a reset– Separate operating voltagebrieflyFunction checkThe following table shows the error codes and text messages in thestatus message "Function check" and provides information on causesas well as corrective measures.CodeText messageC700Simulation activeCause– A simulation is activeRectification– Finish simulation– Wait for the automatic endafter 60 mins.Out of specificationThe following table shows the error codes and text messages in thestatus message "Out of specification" and provides information oncauses as well as corrective measures.Maintenance36S600CodeText messageUnpermissibleelectronicstemperatureS601OverfillingCause– Temperature of the electronicsin the non-specifiedsection– Danger of vessel overfillingRectification– Check ambient temperature– Isolate electronics– Use instrument with highertemperature range– Make sure that there is nofurther filling– Check level in the vesselThe following table shows the error codes and text messages in thestatus message "Maintenance" and provides information on causesas well as corrective measures.VEGAPULS WL 61 • 4 … 20 mA/HART - two-wire38061-EN-121011

9 Diagnosis, Asset Management and serviceCodeText messageM500Error with thereset deliverystatusM501Error in thenon-activelinearizationtableM502Error in thediagnosismemoryM503Reliability toolowM504Error on andevice interfaceM505No echo availableCause– With the reset to deliverystatus, the data could notbe restored– Hardware error EEPROM– Hardware error EEPROM– The echot/noise ratio is thesmall for a reliable measurement– Hardware defect– Level echo can no longerbe detectedRectification– Repeat reset– Load XML file with sensordata into the sensor– Exchanging the electronics– Send instrument for repair– Exchanging the electronics– Send instrument for repair– Check installation andprocess conditions– Clean the antenna– Change polarisation direction– Use instrument with highersensitivity– Check connections– Exchanging the electronics– Send instrument for repair– Clean the antenna– Use a more suitableantenna/sensor– Remove possible falseechoes– Optimize sensor positionand orientationReaction when malfunctionsoccur9.4 Rectify faultsThe operator of the system is responsible for taking suitable measuresto rectify faults.38061-EN-121011Procedure for fault rectificationCheck the 4 … 20 mAsignalVEGAPULS WL 61 • 4 … 20 mA/HART - two-wireThe first measures are:• Evaluation of fault messages, for example via the indicating andadjustment module• Checking the output signal with 4 … 20 mA instruments• Treatment of measurement errorsFurther comprehensive diagnostics options offer a PC with the softwarePACTware and the suitable DTM. In many cases, the reasonscan be determined in this way and faults can be rectified.Connect a handmultimeter in the suitable measuring range accordingto the wiring plan. The following table describes possible errors in thecurrent signal and helps to remove them:37

9 Diagnosis, Asset Management and serviceCodeText messageF2<strong>61</strong>Error in theconfigurationF264Installation/Setup errorF265Measurementfunction disturbedCause– Error during setup– False signal suppressionfaulty– Error when carrying out areset– Adjustment not within thevessel height/measuringrange– Max. measuring range ofthe instrument not sufficient– Sensor no longer carriesout a measurement– Operating voltage too lowRectification– Repeat setup– Repeat reset– Check or correct installationand/or parameter adjustment– Use an instrument with biggermeasuring range– Check operating voltage– Carry out a reset– Separate operating voltagebrieflyFunction checkThe following table shows the error codes and text messages in thestatus message "Function check" and provides information on causesas well as corrective measures.CodeText messageC700Simulation activeCause– A simulation is activeRectification– Finish simulation– Wait for the automatic endafter 60 mins.Out of specificationThe following table shows the error codes and text messages in thestatus message "Out of specification" and provides information oncauses as well as corrective measures.Maintenance36S600CodeText messageUnpermissibleelectronicstemperatureS601OverfillingCause– Temperature of the electronicsin the non-specifiedsection– Danger of vessel overfillingRectification– Check ambient temperature– Isolate electronics– Use instrument with highertemperature range– Make sure that there is nofurther filling– Check level in the vesselThe following table shows the error codes and text messages in thestatus message "Maintenance" and provides information on causesas well as corrective measures.<strong>VEGAPULS</strong> <strong>WL</strong> <strong>61</strong> • 4 … <strong>20</strong> <strong>mA</strong>/<strong>HART</strong> - <strong>two</strong>-<strong>wire</strong>380<strong>61</strong>-EN-121011

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