Burkert Type 8041 Manual do Utilizador Página 1

Operating InstructionsBedienungsanleitung Manuel utilisateurType 8041 Insertion electromagnetic flowmeterMagnetisch-induktives Durchfluss-Messgerät,

8Technical data6. TECHNICAL DATA6.1. Conditions of useAmbient temperature -10 °C...+60 °CAir humidity < 80%, non condensatedProtection class acc.

9Technical dataTable 2 : Parts not in contact with the fluidPart MaterialHousing, cover, nut• holder of the flow sensor in stainless steel• holder

10Technical dataTable 3 : Dimension H in mm of the flowmeter 8041 with a G2" nut and inserted into an S020 fittingHT-fittingSaddleSpigot, in pla

11Technical dataTable 4 : Dimension H in mm of the flowmeter 8041 with a clamp connection and inserted into an S020 fittingHT-fittingWelding socketDN

12Technical data+10+30+50 +70021345678910P [bar]T [°C]PVDF (PN10) / MetalPVC + PPPVC (PN10)PP (PN10)Fig. 6: Fluid pressure-temperature dependency of

13Technical dataCurrent output• Type of output• Accuracy• Refresh time• Max. loop impedance • 4-20 mA, sinking or sourcing wiring• ± 1% (0,16 mA

14Quick installation7. QUICK INSTALLATIONContact your Bürkert agent → Unpack the device.Order code correct? → Loosen 4 screws and remove cover.yesNo

15Quick installation → Select the measuring range with switches 4 and 5, see chap. 9.6. → Thread the cables through the cable glands and make the con-

16INstallationGreen LED flashes once? → Put the cover on the device as dsecribed in Fig. 17, chap. 8.3. → Tighten the 4 screws of the cover in an alte

17INstallationWarningRisk of injury due to non-conforming installation.• The electrical and fluid installation can only be carried out by qualified a

We reserve the right to make technical changes without notice.Technische Änderungen vorbehalten.Sous réserve de modifications techniques.© Bürkert SAS

18INstallationExample: - Specification: if the nominal flow rate is 10 m3/hthe ideal flow velocity is between 2 and 3 m/s - Solution: intersection bet

19INstallation → Install the device on the pipe to have the upstream and down-stream distances respected according to the design of the pipes, refer t

20INstallationVertical mountingCorrect Incorrectflow directionFig. 10: Filling of the pipeCorrectflow directionIncorrectCorrect IncorrectFig. 11: Ai

21INstallation8.2.3. Installation into the pipe of a 8041 with a clamp connectionObserve the installation recommendations described at chap. 8.2.1 an

22INstallation1234564...20V+V-PEPls+Pls-CNONCBA213 Selector A: Sink/source selector of the 4-20 mA outputTerminal block 3Terminal 1: 4-20 mA outputTe

23INstallationnoteThe device is not tight if only one or none of the cable glands is used• The device is only tight when the cable glands are either

24INstallation8.3.1. Wiring the 4-20 mA outputThe current output of the 8041 can be connected to a PLC or a valve, either in sourcing mode or in sink

25INstallation1234564...20 V+ V- PE Pls+Pls-V+0VI8041InputFig. 20: PNP connection of the frequency output to a PLC6Pls-8041123454...20 V+ V- PE Pls+V

26INstallation8.3.3. Wiring the relay outputThe relay output operates either in normally open mode (NO) or in normally closed mode (NC), depending on

27Adjustment and commissioning+ -18-36 VDC250 VACLN300 mA3 A8041CNONC4...20 V+ V- PE Pls+Pls-*1 23456250 VAC, 3 A max.Power supplyProtection circuitRe

1 Type 80411. ABOUT THIS MANUAL ...31.1. Symbols used ...

28Adjustment and commissioningWarningDanger due to non-conforming commissioning.Non-conforming commissioning can lead to injuries and damage the devic

29Adjustment and commissioning1 2 3 4 5 64...20 V+ V- PE Pls+Pls-ON1 2 3 4 5 61 2 3 4 5 6 7 8 9 10Green LED:...Flashing once every second: the devic

30Adjustment and commissioning9.3. General diagram of the Read and Parameterizing modesX 12Read modeParameterizing modeFlow zero calibrationFull scal

31Adjustment and commissioningXX...X221RelayShort pressShort pressShort pressShort pressCurrent way of switching*Current low switching threshold*Cu

32Adjustment and commissioning9.4. Selecting the frequency of the main supplySwitch 1 is used to select the frequency of the current provided by the

33Adjustment and commissioningFilter Position of switch 3slow (Response time 10 to 90 % = 14 s)OFFfast (Response time 10 to 90 % = 5 s)ON9.6. Select

34Adjustment and commissioningNOYES → Press and hold the push button.After 2 s, device is in Parameterizing mode:... Bargraph alternates between:

35Adjustment and commissioningA → Briefly press push button.To calibrate automatically → Press and hold the push button until...To select the calibrat

36Adjustment and commissioning9.8. Calibrating the full scaleThe Fig. 30 and the Fig. 31 show the relation between the measured fluid velocity and th

37Adjustment and commissioningNOYES → Press and hold the push button.After 2 s, device is in Parameterizing mode:... Bargraph alternates between:

2 Parameterizing modes ... 309.4. Selecting the frequency of the main supply ...

38Adjustment and commissioningCalibration in progress → Press and hold the push button until...To select the calibration of the other parameterBA → B

39Adjustment and commissioning9.9. Setting the parameters of the relay outputThe Fig. 34 shows the behaviour of the relay output depending on the par

40Adjustment and commissioningThe wiring of the relay determines the function of the relay: Normally Open (NO) or Normally Closed (NC).The following p

41Adjustment and commissioningState of the relay outputdeactivatedactivedLow threshold High thresholdm/sFig. 38: Change of state of the relay output

42Adjustment and commissioning → Briefly press push button. → Press and hold the push button until... → Wait for 10 s. → Release push button when barg

43Adjustment and commissioningNOSee general configu-ration diagram, chap. 9.3Device in Read mode?... YESATo view low switching threshold 1 2 3 4 5

44Adjustment and commissioning → Release the push button when desired number of LEDs is on.To set the units for the low switching threshold. → Briefly

45Adjustment and commissioning → Briefly press push button. → Press and hold the push button → Wait for 10 s.To confirm the selection and go back to R

46Adjustment and commissioningNotation convention: ...Green LED stateRed LED stateNOYESSee general con-figuration diagram, chap. 9.3Device in Read m

47Adjustment and commissioning → Briefly press push button.To go back to Read mode without confirming the value set. → Wait for 10 s.BD → Press and ho

3About this manual1. ABOUT THIS MANUALThis manual describes the entire life cycle of the device. Please keep this manual in a safe place, accessible

48Maintenance and troubleshooting10. MAINTENANCE AND TROUBLESHOOTING10.1. Safety instructionsdangerRisk of injury due to high pressure in the instal

49Maintenance and troubleshooting10.4. Replacing the seal on a device with G2" nutnote Do not scratch the seal groove.123Seal Groove Fig. 47: D

50Maintenance and troubleshootingProblemBargraph stateRed LED stateGreen LED stateCurrent or frequency output stateMeaning / Cause Recommended actionT

51Maintenance and troubleshootingProblemBargraph stateRed LED stateGreen LED stateCurrent or frequency output stateMeaning / Cause Recommended actionT

52Maintenance and troubleshootingProblemBargraph stateRed LED stateGreen LED stateCurrent or frequency output stateMeaning / Cause Recommended actionT

53Spare parts and accessories11. SPARE PARTS AND ACCESSORIESattentionRisk of injury and/or damage caused by the use of unsuitable parts.Incorrect acc

54StorageSpare parts Order codeSet of: - 1 stopper gasket for an M20 x 1,5 cable gland - 1 multi-way seal, 2 x 6 mm, for a cable gland56538412. PACK

55 EnglishType 8041

56 EnglishType 8041

4Intended use2. INTENDED USEUse of the device that does not comply with the instructions could present risks to people, nearby installations and the

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5Basic safety informationVarious dangerous situations (cont'd)To avoid injury take care:• not to use the device for the measurement of gas flow

6General information4. GENERAL INFORMATION4.1. Manufacturer's address and international contactsTo contact the manufacturer of the device, use

7DescriptionWhen the fluid flows over them, a voltage is measured between the two electrodes. This voltage is proportional to the fluid velocity.Fig.