講義分析教案

ReadsthevaluetheSmarStartBusySerialPort BusyFlagErrorendFileLib\FBL\omronlib\LaserSensor\ZXL\ZXL208LaserCPUCS1*-CPU**HUnitversion3.0orhigherCJ1*-CPU**HUnitversion3.0orhigherCJ1M-CPU**Unitversion3.0orhigherCP1L(except10pointsVersion5.0orforusageCanbeusedonlyfor1:1(FB"_ZXLN***"canbeusedfor1:NCommunicationsmustbewithinon workandcannotcrosstoanothe CommunicationsSettingsThecommunicationssettingsoftheserialportmustbethesameasthoseoftheLaserThecommunicationssettingsofthespecifiedserialportcanbesettothedefaultLaserSensorsettingsusingtheSetCommunicationsPort(_ZXL600_SetComm)functionblock,andtheotherLaserSensorsettingsusingtheSetSerialGatewayMode(_SCx604_SetPortGATEWAY)functionblock.CPUUnitPLCSetup:SharedSettingsforCommunicationsInstructionsin 5sNumberofretries(default:0)SharedResourcesWhentheStartTriggerturnsON,thelowthresholdvalueisreadfromtheSmarsorconnectedtotheSerialPortspecifiedbytheConnectionunitandSerialportNo.ThethresholddatareadwiththisFBdoesnotludethedecimalpointUsetheReadDecimalPointPositionFB(_ZXL202_ReadDecimalPoint)toreadthedecimalThisFBisprocessedovermultiplecycles.TheBUSYoutputvariablecanbeusedtocheckwhethertheFBisbeingprocessed.OKorNGwillbeturnedONonlyforonecycleafterprocessingiscompleted.UsetheseflagstodetectoftheFBprocessing.TimeStartBusyNormalEnd(OK)orErrorEnd(NG)WhenthisFBisstarted,theoutputparametersarecleared.SeetheoutputparameterswhentheOKflagturnsON.ENinputConnectENtoanORbetweenanupwardlydifferentiatedconditionforthestarttriggerandtheBUSYoutputfromtheFB.AlwaysuseanupwardlydifferentiatedconditionforIftheinputvariablesareoutofrange,theENOFlagwillturnOFFandtheFBwillnotbeThisFBrequiresmultiplecyclestoprocess.AlwaysconnectanOR ludingtheBUSYoutputvariabletotheENinputvariabletoensurethattheFBisprocessedtocompletion(seeSymbol).DonotturntheBUSYoutputvariableONorOFFoutsidetheUpto3secondsmayberequiredforthisFBtobecompleted(i.e.,fromENturningONuntiltheOKorNGFlagturnsON).ASmarsorisconnected1:1toserialport1onaSerialCommunicationsBoardWhenbitAturnsON,thevalueofthelowthresholdoftheSmarsorisstoredinD0andD1.Ifthestoredvalueis&30000andthedecimalpointpositionis&1,theactualvalueis3.0000.Connectionunit:SCBSerialPortNo.: 1:1BitProcessingtoreaddecimalpointBit Unit BusyBit BitSerialPort Normal BitD Bit sZX-L-NSeriesSmar sorsLaserTypeUser’s(Z197)ZXSeriesSmar sorsOperation(Z157)ReadHighThresholdInputVariables1(ON):FB0(OFF):FBnotUnitAtSpecifytheUnitandtheserialOnlyserialport2ofCP1H/CP1LM-typeCPUunitispossibletousethisFB.ConnectedtoCPUUnit Serialport Not(CP1H/CP1L-M:SerialPort2CP1L-L14/20:SerialPort1)ConnectedtoSerialCommunicationBoard(SCB)Unitselection SerialportNo. &1:SerialPort1&2:SerialPortConnectedtoSerialCommunicationUnit SCUUnitNo.(&0toSerialportNo. &1:SerialPort1&2:SerialPortSerialPort&1toOutput(Maybe1(ON):FBprocessed0(OFF):FBnotprocessedorendedinanBusyAutomaticallyturnsOFFwhenprocessingisTurnsONforonecyclewhenprocessingendsErrorTurnsONforonecyclewhenprocessingendsinan19999OutputsthevalueofthelowInternalInternalvariablesarenotoutputfromtheIftheNGFlagfromtheFBturnsON,thefollowinginternalvariablescanbemonitoredtoobtaininformationontheErrorTheresultsinformationfromtheSmarsorisoutputtotheErrorCode.SeeErrorCodeAsettingisorrect.RefertotheSmarsorOperationforsettingerrorconditionsforthresholds,hystereses,andotherparameters.TheSensorisnotinRUNThisisareferencethatexinsthefunctionblockItdoesnotexintheoperationallimitationsofUnits,components,orcombinationsofUnitsandcomponents.AlwaysreadandunderstandtheOperationsforthesystem’sUnitsandothercomponentsbeforeusingthem.符號(hào)開始觸發(fā)_ZXL208_ReadLowThreshold(BOOL)(BOOL)↑ENENO單元選擇(INT)(BOOL)BusyFlagBUSYBusyFlag(INTBOOL)PortNoOK(BOOL)NGError結(jié)束(DINT)閾值閾值文件名Lib\FBL\omronlib\LaserSensor\ZXL\_ZXL208_ReadLowThreshold10.cxf適用型號(hào)激光傳感器ZX-LDA-NCPUCS1*-CPU**H3.0CJ1*-CPU**H3.0CJ1M-CPU**單元版本3.0或更高版本CP1HCP1L（10點(diǎn)CPU除外）串行通信單元/板CS1W-SCU21-V1、CJ1W-SCU21-V1、CJ1W-SCU41-V1單元版本1.2或更高版本CS1W-SCB21-V1和CS1W-SCB41-V1單元版本1.2或更高版本CX-Programmer版本5.0或更高版本使用條件外部連接。只能用于1:1連接。（FB“_ZXLN***”可用于1:N連接）。通信必須在一個(gè)網(wǎng)絡(luò)內(nèi)進(jìn)行，不能跨越另一個(gè)網(wǎng)絡(luò)。通訊設(shè)置串口通訊設(shè)置必須與激光傳感器的通訊設(shè)置一致。。可以使用SetCommunicationsPort(_ZXL600_SetComm)功能塊將指定串行端口的通信設(shè)置設(shè)置為默認(rèn)激光傳感器設(shè)置，并使用SetSerialGatewayMode(_SCx604_SetPortGATEWAY)功能塊設(shè)置其他激光傳感器設(shè)置。CPU單元設(shè)置PLC設(shè)置：FB中通信指令的共享設(shè)置。通信指令響應(yīng)超時(shí)時(shí)間（默認(rèn)：2秒）建議5秒。重試次數(shù)（默認(rèn)值：0）共享資源。通信端口（ FBFB(_ZXL202_ReadDecimalPoint)讀取小數(shù)點(diǎn)。FB。該FB經(jīng)過多個(gè)周期處理。BUSY輸出變量可用于檢查預(yù)防措施FB是否正在處理。。OKONOFFONOFF(OK)ON(NG)OFFFB出參數(shù)將被清除。OK標(biāo)志置ON時(shí)查看輸出參數(shù)。ENENFBBUSYORENENOOFFFB以確保FB處理完成（請(qǐng)參見符號(hào)）。。請(qǐng)勿在FB外部打開或關(guān)閉BUSY輸出變量。_ZXL208_ReadLowThreshold其他FB3（ENONOKNGON）1:1(SCB)1AOND0D1&30000，小數(shù)點(diǎn)位置為&1，則實(shí)際值3.0000。連接單元：SCB(#BBBB)串行端口號(hào)：1SCBCPUSCU1:1連接智能傳感器BitA處理讀取小數(shù)點(diǎn)位置BitB_ZXL208_ReadLowThreshold(BOOL)(BOOL)ENENO(INT)BOOL)BitCBBBBBUSYBitC(INT(BOOL)&1PortNoOKBitDBOOL)NGBitEDINT)ZX-L-NZ197)ZX(Z157)相關(guān)FB讀取小數(shù)點(diǎn)FB(_ZXL202_ReadDecimalPoint)讀取高閾值_ZXL208_ReadLowThresholdENENBOOL1(ON)：FB（OFF）：FBUnitSelectINT&0CP1H/CP1LMCPU端口2可以使用該FB。。連接到CPU單元單元選擇#FFFF串行端口號(hào)未訪問。（CP1H/CP1L-M：串行端口2CP1L-L