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LevelcontrollersGrundfosoffersawiderangeofpumpcontrollerstokeepawatchfuleyeonliquidlevelsinthewastewatercollectingtank,ensuringcorrectoperationandprotectionofthepumps.Controllerranges:•DedicatedControls,DCcontrolcabinets•LCandLCDlevelcontrollers.液位控制器格兰富提供广泛的泵控制器对污水池中的液位保持警惕，确保正确的操作和泵的保护。控制器范围：•专用控制器，直流控制柜•LC和LCD液位控制器DedicatedControls专用控制器Fig.1DedicatedControlscontrolcabinet图1专用控制柜GrundfosDedicatedControlsisacontrolsystemthatcancontrolandmonitoronetosixGrundfoswastewaterpumpsandamixeroraflushvalve.DedicatedControlsisusedininstallationsrequiringadvancedcontrolanddatacommunication.MaincomponentsoftheDedicatedControlssystem:•CU361controlunit•IO351Bmodule(generalI/Omodule).DedicatedControlsisavailableeitherasseparatecomponentsorascontrolcabinets.Thecontrolsystemcanbeoperatedbythefollowing:•floatswitches•alevelsensor•alevelsensorandsafetyfloatswitches.格兰富专用控制器是一个控制系统,可以控制和监视一到六台格兰富污水泵和一台搅拌器或一台冲洗阀。专用控制器用于需要先进的控制和数据通信场合。专用控制系统的主要部件：•Cu361控制单元•IO351b模块（通用I/O模块）。专用控制系统既可提供单一的专控制元件也可是控制柜。控制系统可以通过以下操作：•浮球开关•液位传感器•液位传感器和安全浮球开关。CU361controlpanelCU361控制面板Fig.2CU361controlpanel图2CU361控制面板Pos.Description1Display6Plus11Contrast2Arrowtotheright7Minus12Indicatorlight,operation(green)3Help8Esc13Indicatorlight,fault(red)4Up9Ok5Down10Home工作描述:1显示2箭头向右3帮助4上5下6加7减8ESC9确认10返回11对比12个指示灯，操作（绿色）13个指示灯，故障（红色）FeaturesandbenefitsTheGrundfosDedicatedControlssystemoffersthesefeaturesandbenefits:Basicfeatures•Pumpstart/stop•alternatingoperationofpumps•overflowdetection•overflowmeasurement•alarmsandwarnings•advancedalarmschedules•startandstopdelays•freelanguageselection.Advancedfeatures•User-definedfunctions•alternationbetweengroups•startlevelvariation(reducedsedimentation)•combialarms•dailyemptying•foamdraining•anti-seizing(limestone)•safetyafter-rundelay•mixerorflushvalve•maximumnumberofstartedpumps•pumpflowmeasurement•systemflowmeasurement•pumpflowcalculation•systemflowcalculation.Additionalfeatures,IO113•Monitoringof:–insulationresistance–moistureinmotor–waterinoil.Additionalfeatures,MP204•Anti-blocking•monitoringof:–voltage–current–currentasymmetry–phasesequence–cosφ(powerfactor)–power–energy–insulationresistance–temperature,Pt100/Pt1000–temperature,PTC–temperature,Tempcon.特点和优点格兰富专用控制系统提供了这些特点和优点：基本特点•泵启动/停止•交替运行泵•溢出检测•溢出的测量•警报和警告•先进的报警表•启动和停止延迟•自由选择语言。先进的功能•用户定义函数•交替组•开始水平的变化（减少沉淀）•两用报警•日常排空•泡沫排水•防抱死（石灰石）•安全运行后延迟•搅拌器或冲洗阀•最大数量的启动泵•泵的流量测量•系统流量测量•泵流量计算•系统流量计算。附加的功能，IO113•监测：–绝缘电阻–电机潮气–油中含水量。附加的功能，MP204•防堵•监测：–电压–电流–电流不对称–相序–COSφ（功率因数）–功率–能量–绝缘电阻–温度，Pt100/PT1000–温度，PTC–温度，tempcon。Additionalfeatures,CUEorVFDTheCUE/VFD(optional),whichiseitheraGrundfosvariable-frequencyconverterorageneralvariablefrequencyconverter,alsooffersbetterpumpprotectionandamoresteadyflowthroughthepipesystem.Inaddition,GrundfosCUE/VFDoffersthesefeaturesandbenefits:•anti-blocking•automaticenergyoptimisation•specific-energytest•outputfrequency•monitoringof:–voltage*–current*–phasesequence*–power*–energy*–torque*•reversestart•runflushing•stopflushing•PIDcontrol.*ThesefunctionsareonlyavailablewithaGrundfosCUE.Communicationfeatures•Completeoverviewofthepumpinstallation•setpointchange,resettingofsystemandstart/stopofpumps•accesstocompletealarm/warninglog•automaticredirectionofalarmsandwarningstotheon-dutystaff•optimisationofyourmaintenanceandserviceprogramme•reductioninenergyconsumption•ModbusRTUcommunicationviacable•ModbusTCPcommunicationviaGSM/GPRS•SMScommands(send/receive)•SMSschedule•VNCconnectionformigrationofuserinterfacetoawebbrowser.Forfurtherinformation,seethedatabookletorinstallationandoperatinginstructionsforDedicatedControlson(WebCAPS).附加的功能，或VFDCUE/VFD（可选），要么是格兰富变频器或一个通用变频转换器，也提供了更好的泵保护，管道系统流动更稳定。此外，格兰富CUE/VFD提供了这些特点和优点：•防堵•自动能量优化•特定能量测试•输出频率•监测：–电压*–电流*–相序*–功率*–能量*–转矩*•反向启动•运行冲洗•停止冲洗•PID控制。这些功能仅格兰富CUE具备。通信功能•完整的泵安装图，•改变设定值，系统/泵启动/停止复位•获得完整的报警/报警日志•自动向值班人员重定警报和警告数据•优化你的维修服务程序降低能源消耗••ModbusRTU通信通过电缆•ModbusTCP通信通过GSM/GPRS•短信命令（收发）•短信日程•VNC连接用户界面迁移到Web浏览器。更多信息，看专用控制器数据手册或安装和操作说明书（webcaps）。LCandLCDTheGrundfosLCandLCDrangeoflevelcontrollersaredesignedforone-andtwo-pumpinstallations.Itcomprisesthreeserieswithatotalofsixvariants:•LCandLCD107operatedbyairbells•LCandLCD108operatedbyfloatswitches•LCandLCD110operatedbyelectrodes.Allcontrollersareideallysuitedforapplicationsrequiringupto11kWmotorsfordirect-on-linestarting.TheLCandLCDcanalsobesuppliedwithanintegratedstar-deltastarterforapplicationsrequiringlargermotorsuptoandincluding30k液晶和液晶显示器格兰富LC和LCD控制器是专为一台和两台泵装置而设计的。它包括三个系列共有六品变种：•LC和107液晶显示器由空气钟操作•LC和108液晶显示器由浮球开关操作•液晶和110液晶显示器由电极操作。所有的控制器都是非常适合11千瓦以下的电动机直接起动。液晶和液晶显示器还可以作为30千瓦以下大型电机星三角起动器的综合应用。Fig.3LCD110fortwo-pumpinstallations图3110液晶显示器控制两台泵Featuresandbenefits•Controlofonepump(LC)ortwopumps(LCD)•automaticalternatingoperationoftwopumps(LCD)•automatictestrun(preventsshaftsealsfrombecomingjammedintheeventoflongperiodsofinactivity)•waterhammerprotection•startingdelayafterpowersupplyfailure•automaticalarmresetting,ifrequired•automaticrestarting,ifrequired•alarmoutputasNOandNC.WhenanSMSmodule(optional)isfittedinanLCorLCDcontroller,itactsas