PFEA112-IP65 3BSE050091R65工控模块系统备件
以确保速度命令将被适当地循环调节。电压/RPMRatingxMaxSpeed=最大电压输出。然后，最大电压输出必须被调整到±V模拟输入通道范围内的水平。这可以通过驱动器外部网络中的电压来实现。电压分配器将取最大电压输出，并将其调整到最大电压输出值。这允许防止超过%。图中使用电阻或穿过输入通道显示升级网络的下降电阻。要确定电阻值，请执行以下等式：图。缩放电路RkOhmAnalogIn+AnalogIn–电阻。W，%转速+TB–TB–最大电压输出xV–=Rk适配器板输入阻抗转速-DCTachT。适配器板上的模拟输出通道现在必须进行缩放以呈现准确的速度反馈信号。首先确定基准速度的模拟输出信号。参数编号在适用的情况下输入。BaseMotorSpeedxVMaxSpeed=BaseSpeedInputChapterInstallation-。基准速度的输入电压不转换为Raw适配器单元根据以下公式。BaseSpeedInputx=RawAdapterUnits。RawAdapter Units用于根据以下公式确定正确的缩放参数值。RawAdapter Units=缩放参数值，然后缩放参数值应与相关的模拟输入缩放参数相关。此过程将在%内正确。通过使用数据表。通过调整适当的值来微调刻度，以避免出现任何错误。通过调整与通道相关的偏移参数，可以确定任何行驶速度。数字输入–图。显示典型的数字输入连接。图。使用外部电源的典型VDC数字输入连接至驱动器章节安装模拟/数字输出图。显示典型的模拟和数字输出连接。图。典型输出连接BDD数字输出连接重要信息：仅连接到驱动器。其他格式需绝缘和浮动。TBARM.CURRENTFDBK.模拟输出连接ARM.CURRENTFDBK.+–
.Volts/RPMRatingxMaxSpeed=MaxVoltsOutput.TheMaxVoltsoutputmustthenbescaledtoalevelwithinthe±Vanaloginputchannelrange.Thiscanbeaccomplishedbyusingavoltagedividernetworkexternaltothedrive.ThevoltagedividerwilltaketheMaxVoltsoutputandscaleittoamaximumVinput.Thisallowsforprotectionagainst%overshoot.Figure.usesalkohmresistoracrosstheinputchannel.Rlrepresentsthedroppingresistorforthescalingnetwork.TodeterminethevalueofRlusetheequationthatfollows:Figure.ScalingCircuitRkOhmAnalogIn+AnalogIn–Resistors.W,%TachVelocity+TB–TB–MaxVoltsOutputxV–=RkAdapterBoardInputImpedanceTachVelocity–DCTachT.Theanaloginputchannelontheadapterboardmustnowbescaledtorepresentanaccuratevelocityfeedbacksignal.Firstdeterminetheanaloginputsignalforbasespeed.Parameternumbersaregiveninwhereapplicable.BaseMotorSpeedxVMaxSpeed=BaseSpeedInputChapterInstallation-.TheinputvoltageatbasespeedisthenconvertedtoRawAdapterUnitsaccordingtothefollowingequation.BaseSpeedInputx=RawAdapterUnits.TheRawAdapterUnitsarethenusedtodeterminethecorrectscalingparametervalueaccordingtotheequationbelow.RawAdapterUnits=ScalingParameterValue.TheScalingParameterValueshouldthenbeenteredintotheassociatedanaloginputscalingseupparameter.Thisprocedurewillbecorrecttowithin%.Verifythatthescalingiscorrectbymeasuringtheactualmotorvelocitywithahandtachometer.Finetunethescalingbyadjustingtheappropriatevaluetominimizeanyerror..Anydriftatzerospeedcanbeminimizedbyadjustingtheoffsetparameterassociatedwiththechannelinuse.DigitalInput–Figure.showsatypicaldigitalinputconnection.Figure.TypicalVDCDigitalInputConnectionsusingExternalPowerSupplyDIGITALINTBDIGITALCOMMONDIGITALINDIGITALINDIGITALINClearFaults*Start*Jog*Stop*VDCCommon*VDCHigh**ExternaltotheDriveChapterInstallation-Analog/DigitalOutputFigure.showstypicalanaloganddigitaloutputconnections.Figure.TypicalOutputConnectionsTBDigitalOutputConnectionsIMPORTANT:Connectshieldtodriveendonly.Otherendistobeinsulatedandleftfloating.TBARM.CURRENTFDBK.AnalogOutputConnectionsARM.CURRENTFDBK.+–
