Siemens SITRANS LG250 Operating Instructions Manual

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53PBD-51041048 SITRANS LG250 - Operating Instructions44277-EN-200212CodeText messageCause Rectification DevSpecState in CMD 48S602Level within thesearch range,compensationechoCompensation echo superimposedby medium100 % adjustment: Increase value Bit 10 ofByte 14 … 24S603Impermissibleoperating voltageOperating voltage below specifiedrangeCheck electrical connectionIf necessary, increase operatingvoltageBit 11 ofByte 14 … 24Tab. 7: Error codes and text messages, information on causes as well as corrective measuresCodeText messageCause Rectification DevSpecState in CMD 48M500Error in the deliv-ery statusThe data could not be restored dur-ing the reset to delivery statusRepeat resetLoad XML file with sensor data intothe sensorBit 0 ofByte 14 … 24M501Error in thenon-active line-arisation tableIndex markers are not continuous-ly rising, for example illogical valuepairsCheck linearisation tableDelete table/Create newBit 1 ofByte 14 … 24M504Error at a deviceinterfaceHardware defect Exchanging the electronicsSend instrument for repairBit 4 ofByte 14 … 24M505no measured val-ue availableSensor does not detect an echo dur-ing operationCheck and correct mounting and/orparameter adjustmentBit 5 ofByte 14 … 24Process component or probe con-taminated or defectiveClean or exchange process compo-nent or probeM506Installation/Set-up errorError during setup Check and correct mounting and/orparameter adjustmentCheck probe lengthBit 6 ofByte 14 … 24M507Error in the in-strument settingsError during setupError when carrying out a resetFalse signal suppression faultyCarry out reset and repeat setup Bit 7 ofByte 14 … 24Tab. 8: Error codes and text messages, information on causes as well as corrective measures9.4 Rectify faultsThe operator of the system is responsible for taking suitable meas-ures to rectify faults.The first measures are:• Evaluation of fault messages• Checking the output signal• Treatment of measurement errorsMaintenanceReaction when malfunc-tion occursFault rectification