Weidmuller PTX800D - Scalable pulse and frequency counter Manual do Utilizador

deenBedienungsanleitungZähler und Totaliser mit Zusatz- funktionen und Grenzwertüberwachung 3Operating instructionsCounter and totaliser with auxilia

32Total and rate display settings and scalingTotal decimal pointtot_dp=1234.5Introduces total decimal pointDemo, e.g., total shown to one decimal plac

33General alarm settingsSetpoint securitySECure_y SECure_nSetpoints fixed at setupCan change setpointsToggle AcceptAlarm reset sequencereS_AutorES_Oper

34InstallationCaution: In order to meet product safety requirements, these units must only be installed, by qualified staff, in accordance with the in

35Input voltages over 45 V DCIf the input voltage is above 45 V DC connect the internal high voltage select jumper before applying the signal (maximum

36ConnectionsFor effective protection from electromagnetic noise, all signal cables must be shielded, or located on conductive trays or in conduits.St

37PTX800 analogue output board showing output type jumper locations.Link both pairsof posts forvoltage outputsSymbolsThe instrument labels use symbols

38NAMURsensor–PTX800D10+ 129 11For NAMUR sensornputs.NPN type3-wire sensor(O/C outputs)Sig–PTX800D9+ 10Power (+ve)SignalPower (–ve)11 12For 3-w re sen

39• ModificationsAnalogue output typeThe analogue output type (current/voltage) is set by internal push fit jumper. To change the output type:Change th

40High/Low voltage input selection1. Gently remove the backplate (it is held in place by four lugs).2. Slide the electronics from the housing.3. Chan

41ProcedureNote: the procedure below shows calibration for the commonly used 4-20 mA format. If you have set the outputs to any other format, the unit

24en PTX800DContentsOperation 25Setup options 27Setup Sequence 31Installation 34Modifications 39Output calibration 40

42AnalogueOutputBoardLink thesepins forHigh inputvoltagesLink thesepins forNormal inputvoltagesDisplay BoardMain Board96 6 mm137 00 mmPANEL THICKNESS

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25en PTX800D• OperationGeneralThe PTX800D is a scalable pulse counter/rate indicator for digital pulse signals. It will display either the rate or tot

26Viewing the alarm setpointsPress the AL1 or AL2 at any time to display the setpoint for that channel. The value will be shown for 5 s. If the alarms

27Changing the setup optionsYou should only use setup mode if you have to change a setting or calibrate the outputs. The setup mode stops all operatio

28Input signal typeSets the input trigger and reset levels to suit the pulse source. The table below gives the threshold values.For contact closure in

29Rate scaling factorThe rate scaling factor sets the ratio between the total display and the rate display. It must be a power of ten (i.e., 1000, 100

30Alarm actionHigh alarms are active above the setpoint and low alarms are active below the setpoint. Total alarms are always ‘high’ type, so this set

31Analogue output formatThese setup parameters let the PTX800D show the output range correctly during review mode and prompt for the correct values du