Endress+Hauser Liquitrend QMW43 Operating Instructions Manual Download Page 20 | Manualshive

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Diagnostics and troubleshooting

Liquitrend QMW43

20

Hauser

LED flashing red

Overload or short-circuit in load circuit.

‣

Clear the short-circuit.

Ambient temperature outside of specification.

‣

Operate measuring device in specified temperature range.

Red LED continuously lit

Internal sensor error.

‣

Replace device.

There is no external signaling via LEDs on the metal housing cover (IP69).

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Summary of Contents for Liquitrend QMW43

Page 1: ...Products Solutions Services Operating Instructions Liquitrend QMW43 Conductive and capacitive measurement of conductivity and thickness of buildup BA01925F 00 EN 01 18 71461869 2019 12 18 ...

Page 2: ...Liquitrend QMW43 2 Endress Hauser Order code Ext ord cd Ser no www endress com deviceviewer Endress Hauser Operations App XXXXXXXXXXXX XXXXX XXXXXX XXX XXXX XX Serial number 1 3 2 A0023555 ...

Page 3: ...on 14 8 1 Process data 14 8 2 Reading out and writing device data ISDU Indexed Service Data Unit 14 9 Commissioning 16 9 1 Function check 16 9 2 Light signals LEDs 16 9 3 Changing device parameters via IO Link 17 10 Operation 17 10 1 Measurement of buildup in pipes or tanks 17 11 Diagnostics and troubleshooting 19 11 1 Error indication 19 11 2 General troubleshooting 19 11 3 Diagnostic information...

Page 4: ...t in minor or medium injury DANGER This symbol alerts you to a dangerous situation Failure to avoid this situation will result in serious or fatal injury NOTICE This symbol contains information on procedures and other facts which do not result in personal injury WARNING This symbol alerts you to a dangerous situation Failure to avoid this situation can result in serious or fatal injury 1 1 3 Tool ...

Page 5: ...the connection cables 1 2 Terms and abbreviations 0 mS cm 0 LRV URV 1 2 100 mS cm A0041153 1 Measuring range span conductivity 1 Maximum conductivity measuring range 2 Adjusted span Maximum conductivity measuring range Span between 0 to 100 for editable range Adjusted span Span between LRV Lower Range Value and URV Upper Range Value The difference between the LRV and URV must be at least 1 mS cm F...

Page 6: ...nstructions in the manual and supplementary documentation Follow instructions and comply with conditions 2 2 Designated use Improper use can pose hazards Ensure that the measuring device is free of defects while it is in operation Use the measuring device only for media to which the process wetted materials have an adequate level of resistance Do not exceed or undershoot the relevant limit values ...

Page 7: ...neering practice to meet state of the art safety requirements has been tested and left the factory in a condition in which it is safe to operate It meets general safety standards and legal requirements It also complies with the EC directives listed in the device specific EC Declaration of Conformity Endress Hauser confirms this by affixing the CE mark to the device 2 6 IT security We only provide ...

Page 8: ... the nameplate data match the ordering information on the delivery note If required see nameplate Are the safety instructions XA provided If one of these conditions is not met please contact the manufacturer s sales office 4 2 Product identification The following options are available for the identification of the measuring device Nameplate specifications Serial number 2 D matrix code QR code Exte...

Page 9: ...Address of the manufacturing plant See nameplate 4 4 Nameplate Ser no Order code Ext ord cd 2 3 4 5 18 19 15 11 1 9 10 6 7 8 12 16 17 13 14 A0041309 1 Manufacturer name logo 2 Device name 3 Manufacturer s address 4 Order code 5 Serial number 6 Extended order code 7 Supply voltage 8 Signal output 9 Process temperature 10 Ambient temperature range 11 Process pressure 12 Firmware 13 Certificate symbo...

Page 10: ...l packaging 4 5 2 Transporting the product to the measuring point Transport the device to the measuring point in the original packaging 5 Installation 5 1 Installation conditions 5 1 1 Mounting location Installation in vessel pipe or tank 5 1 2 Vessel or tank A0040922 3 Installation examples 5 1 3 Pipes A0021052 4 Horizontal orientation preferred orientation ...

Page 11: ...ustations or air bubbles have formed on the sensor this will be reflected in the measured value A0025915 6 Flush mount orientation 5 1 4 Special mounting instructions When installing the plug do not allow moisture to enter the plug or socket area Protect housing against impact 5 2 Mounting the measuring device 5 2 1 Required tools Open ended wrench Hexagon socket wrench for measuring points that a...

Page 12: ...the device adequately protected against impact Are all mounting and safety screws securely tightened Is the device properly secured 6 Electrical connection 6 1 Connecting the device LWARNING Risk of injury from the uncontrolled activation of processes Switch off the supply voltage before connecting the device Make sure that downstream processes are not started unintentionally LWARNING Electrical s...

Page 13: ...for operation The IO Link communication interface enables direct access to the process and diagnostic data It also provides the option of configuring the device during operation The device supports the following characteristics of the physical layer IO Link specification version 1 1 IO Link Smart Sensor Profile 2nd Edition SIO mode Yes Speed COM2 38 4 kBaud Minimum cycle time 6 ms Process data wid...

Page 14: ... Hauser specific device data Identifier ISDU dec ISDU hex Size byte Data type Access Default value Value range Offset gradient Data storage Range limits Extended order code 259 0x0103 60 String r ENP_VERSION 257 0x0101 16 String r Device Type 256 0x0100 2 Uinteger16 r 0x91FB Simulation buildup 66 0x0042 1 UInt8 r w 0 OFF 0 OFF 1 ON No 0 to 1 Simulated buildup 85 0x0055 4 Int16 r w 10 0 to 10 0 Yes...

Page 15: ... 4 Uint32 r w 110000 0 to 150000 0 0 01 Yes 1 to 150000 Operating hours 96 0x0060 4 UInt32 r 0 0 to 2 32 0 0 016667 No 0 to 2 32 µC Temperature 91 0x005B 1 Int8 r 128 to 127 C 0 1 F 32 1 8 K 273 15 1 No 128 to 127 Unit changeover UNI µC Temperature 80 0x0050 1 UInt8 r w C 0 C 1 F 2 K 0 0 Yes 0 to 2 Minimum µC Temperature 92 0x005C 1 Int16 r 127 C 0 1 F 32 1 8 K 273 15 1 No 32768 to 32767 Maximum µ...

Page 16: ...Access Reset to factory settings RES 130 0x0082 w Device Access Locks Data Storage Lock 12 0x000C 0 False 2 True 9 Commissioning 9 1 Function check Prior to commissioning make sure that the post installation and post connection checks have been performed Checklists in sections Post installation check Post connection check 9 2 Light signals LEDs 1 2 2 1 3 4 A0041157 9 Position of LEDs in housing co...

Page 17: ...1 Measurement of buildup in pipes or tanks 10 1 1 Application example System state emptied Output OU1 setting on device buildup buildup measurement Output OU2 setting on device conductivity The device is installed in a pipe or on a tank wall During the process there are times when the pipe or tank is not filled For the purpose of controlling a cleaning cycle and ensuring the quality of the end pro...

Page 18: ...f the graphic Application example tank cleaning At the end of a production run 1 Tank is emptied Considerable product residue in the tank Signal OU1 buildup 1 mm Signal OU2 conductivity conductivity of medium when tank is filled 2 Perform cleaning in place CIP rinse e g with water 3 Tank is emptied Product residue still in the tank Signal OU1 buildup 0 1 mm Signal OU2 conductivity measured values ...

Page 19: ...ned failure current frequency range 11 2 General troubleshooting Device does not respond Supply voltage does not match the value indicated on the nameplate Apply correct voltage The polarity of the supply voltage is wrong Correct the polarity Connecting cables are not in contact with the terminals Check for electrical contact between cables and correct No communication Connecting cable is defectiv...

Page 20: ...d or short circuit in load circuit Clear the short circuit Ambient temperature outside of specification Operate measuring device in specified temperature range Red LED continuously lit Internal sensor error Replace device There is no external signaling via LEDs on the metal housing cover IP69 ...

Page 21: ...13957 Maintenance required Maintenance is required The measured value is still valid A0013959 Function check The device is in the service mode e g during a simulation A0013958 Out of specification The device is being operated Outside its technical specifications e g during warm up or cleaning process Outside the parameter configuration undertaken by the user e g level outside of configured span Di...

Page 22: ...check failed C182 Message IO Link Message 0x1807 Invalid calibration Message IO Link Message 0x1814 Sensor check passed 1 EventCode as per IO Link standard 1 1 Causes and remedial action Warnings C485 When the simulation of conductivity or buildup is active the device displays a warning Deactivate simulation S825 Ambient temperature outside of specification Operate the device in the specified temp...

Page 23: ...The warnings and faults displayed are for information purposes only and do not have a safety function Errors diagnosed by the device are displayed via IO Link in accordance with NE107 Depending on the diagnostic message the device behaves as per a warning or fault condition Warning The device continues measuring if this type of error occurs The output signal is not affected exception simulation is...

Page 24: ...ired 12 1 Cleaning The sensor must be cleaned if necessary Cleaning can also be done while it is installed e g CIP Cleaning in Place SIP Sterilization in Place Care must be taken to ensure that no damage occurs to the sensor in the process 13 Repair Repair is not envisaged for this measuring device 13 1 Return The measuring device must be returned if the wrong device has been ordered or delivered ...

Page 25: ...n them to Endress Hauser for disposal under the applicable conditions 14 Accessories Accessories can be ordered with the device optional or separately 14 1 Hexagon tubular socket wrench 32 mm A0038864 11 Hexagon tubular socket wrench Order number 52010156 To mount the device in locations that are difficult to access 14 2 Plug in jack elbowed 90 28 1 1 40 1 57 A0024477 12 Example of plug in jack M1...

Page 26: ...ight 52 5 2 07 Ø 20 0 8 A0022293 13 Dimensions of self terminated connection Unit of measurement mm in Plug in jack M12 IP67 Straight Self terminated connection to M12 connector Body PBT Slotted nut Cu Sn Ni Order number 52006263 14 4 Process adapter M24 thread Material For all versions Adapter 316L 1 4435 Seal EPDM Process adapter M24 PN25 Available versions DIN11851 DN50 with slotted nut SMS 1 P...

Page 27: ...ssel ø 29 mm 1 14 in Installation in pipe G 1 Available versions ø 53 mm 2 09 in Installation on vessel ø 60 mm 2 36 in Installation on pipe M24 Available versions ø 65 mm 2 56 in Installation on vessel 14 6 Grooved union nut DIN11851 A0023556 15 Sample drawing of grooved union nut Material For all versions 304 1 4307 For milk pipe DIN11851 Available versions DN25 F26 DN40 F40 DN50 F50 ...

Page 28: ...nductivity 30 Simulated conductivity 30 Device search 30 Sensor check 31 Parameters Application Sensor Operating Mode OU1 31 Operating Mode OU2 31 Damping buildup TAU 32 Damping conductivity TAU 32 DC Media 32 Calibrate buildup zero GTZ 32 Offset buildup 32 Get DC Media 33 Current Output 2 OU2 Lower Range Value for 4 mA 33 Upper Range Value for 20 mA 33 Frequency Output 2 OU2 Lower Range Value for...

Page 29: ...ERSION Description Displays the ENP version ENP electronic name plate Application Specific Tag Navigation Identification Application Specific Tag Description Used for unique identification of device in the field Enter device tag max 32 alphanumeric characters Factory setting As per order specifications 16 2 Diagnosis Actual Diagnostics STA Navigation Diagnosis Actual Diagnostics STA Description Di...

Page 30: ...mode is not resumed and instead the device continues operation in the measuring mode Options 0 to 10 0 mm editable Simulated conductivity Navigation Diagnosis Simulated conductivity Description The value to be simulated is entered in this parameter When simulation is activated this value is output via the corresponding outputs and IO Link If a simulation is active a warning to this effect is displ...

Page 31: ...s influenced by the type of installation Options One of the following messages is displayed following the test Sensor check passed message 0x1814 Sensor check failed message C103 0x1813 16 3 Parameters 16 3 1 Application Sensor Operating Mode OU1 Operating Mode OU2 Navigation Application Sensor Operating Mode OU1 Application Sensor Operating Mode OU2 Description The parameter is used to assign the...

Page 32: ...C Media Navigation Application Sensor DC Media Note The dielectric constant can be ordered as preset to 2 7 in the product structure via order code 570 Service option HT Configuration output 1 output 2 Description For applications with non conductive media the preset value for the dielectric constant can be adjusted or changed to the value of the current medium The dielectric constant value is use...

Page 33: ...nt Output 2 OU2 Lower Range Value for 4 mA LRV Upper Range Value for 20 mA URV Navigation Application Current Output 2 OU2 Lower Range Value for 4 mA LRV Application Current Output 2 OU2 Upper Range Value for 20 mA URV Note The configured measuring range for buildup is always 0 to 10 The parameter is therefore not displayed in this case The configured measuring range for conductivity can be change...

Page 34: ... System Operating hours Navigation Parameter System Operating hours Description This parameter counts the operating hours during the period in which operating voltage is present The value is output in industrial hours µC temperature Navigation Parameter System µC temperature Description This parameter displays the current µC temperature on the electronics Unit changeover UNI µC Temperature Navigat...

Page 35: ... Command function by pressing the Reset to factory settings button this causes the device to be immediately reset to the as delivered state Downstream processes can be affected The behavior of the current outputs can change Make sure that downstream processes are not started unintentionally To perform a reset there is no additional locking e g device unlocking is not required to perform a reset Fu...

Page 36: ... Conductivity 0 µS cm to 100 mS cm Minimum permitted span 3000 µS cm can be ordered 1000 µS cm can be configured at the device via the IO Link interface Thickness of buildup 0 to 10 mm 17 2 Output Output signal The following options can be selected in the Product Configurator order code for Output Preconfigured assignment of the outputs Option B OU1 frequency buildup OU2 frequency conductivity Opt...

Page 37: ...maximum load resistance RL including supply line resistance as otherwise it will not be possible to set the corresponding current W 20 30 10 0 1119 643 V RLmax UB 167 UB 6 5 V 21 mA RLmax RLmax A0041303 16 Load for 4 to 20 mA output 17 3 Performance characteristics Reference operating conditions Ambient temperature constant 20 C 68 F 5 C 9 F Medium water conductivity approx 200 µS cm Medium temper...

Page 38: ...Technical data Liquitrend QMW43 38 Endress Hauser The data indicated are typical measured errors In individual cases the effects of factors such as polarization can result in different values ...

Page 39: ... mS cm 2 0 01 to 20 mS cm Non repeatability Conductivity 0 to 2 mS cm 0 5 of reading 0 2 µS cm 2 to 20 mS cm 0 75 of reading 20 to 50 mS cm 1 5 of reading 50 to 100 mS cm 2 5 of reading Buildup 0 25 mm Switch on time 2 s Response time Configurable damping 0 1 to 60 s T63 as per set damping Output has behavior of PT1 element Dead time 250 ms 17 4 Environment Ambient temperature range At the housing...

Page 40: ...2 directions 3 shocks 18 ms Cleaning Resistant to typical cleaning agents from the outside in accordance with Ecolab test Electromagnetic compatibility Electromagnetic compatibility in accordance with all the relevant requirements of the EN 61326 series Details Declaration of Conformity Only the requirements of IEC EN 61131 9 are met if IO Link communication is used If the device is installed in p...

Page 41: ...uency Output 2 OU2 33 G Get DC Media 33 I In alarm condition 21 L Last Diagnostic LST 29 Lower Range Value for 4 mA LRV 33 Lower Range Value for 300 Hz 33 M Maximum µC Temperature 35 Menu Overview 28 Parameter description 29 Minimum µC Temperature 34 N Nameplate 9 O Offset buildup 32 Operating hours 34 Operating menu Overview 28 Parameter description 29 Operating Mode OU1 31 Operating Mode OU2 31 ...

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Page 44: ...www addresses endress com 71461869 71461869 ...

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