详细说明
Product Name: Tengcon Ec7521 Active Photoelectric Isolation RS485 Repeater Model NO.: EC7521 Type: Signal Repeater Transmission Medium: Cable Standard: Standard Lightning Protection: with Lightning Protection Certification: ISO, Ce Condition: New Model Number: Ec7521 Mount: Surface or DIN Rail Input Power Supply: DC9-36V Key Words: Active Photoelectric Isolation Repeater Warranty: 1 Year Size: 115mmx72mmx25mm Trademark: TENGConTROL Transport Package: Cartons Packed, Inner Box, Outer Export Carton Origin: Beijing China Product Description Tengcon Ec7521 Active Photoelectric Isolation RS485 RepeaterEC7521isActivephotoelectricisolationRepeaterofTengControltechnologylimited.CompatiblewiththeRS-485standard,itcanelectricalisolatetheRS485signalsandamplifysignals.Thebuilt inoptoelectronic isolatorcanbeprovidedisolationvoltage1500v.Thefasttransientvoltagesuppressor(TVS)notonlycan effectivelyrestraintheLightningandESD,butalsocaneffectivelypreventthelightningstrikeandinterference.DuetotheRS-485supporttwolinehalfduplex,Thatistosay,theRS-485 whichhaveonlytwolinenotonlyneedtosenddatabutalsoneedtoreceivedata.Handshakesignals(suchasRTS,theRequestToSend)usuallycontrolthedirectionofthedata,ThecircuitofEC7521canautomaticallyperceivethedirectionofdataflow,Andautomaticallyswitchtobecontrolled,SoItiseasytoformaRS-485networkwithoutanyhandsignal.ThisRS485enablecontroliscompletelytransparent,anddoesnotneeddoanysoftwaremodificationsbasedonthepreviousworksforRS-485.EC7521ActivephotoelectricisolationRepeatercanprovidereliableconnectionsforpoint-to-pointandpointtomultipointcommunication.itcanbeallowedtoconnect32RS485interfaceequipmentsforPointtomultipoint.Datacommunicationratefrom0to500KBPS,YellowLEDcanindicatesdataflowfromAOBOnetworktoA1B1network.Introduction Interfacefeature:PortcompatiblewithEIA/TIARS-485standardElectricalInterface:RS-485interfaceterminals,powerinterfaceterminals.Transmissionmedia:TwistedpairorshieldedwireWorkingmode:Asynchronoushalf-duplexorfull-duplexasynchronousSignalindication:TwosignalLED indicateCOMandPOWER.Isolation:Isolationvoltage1500VRMS,2000VDCcontinuousTransferrate:115KBPSto300M;9600BPSto5KMDegreeofprotection:±15KVESDprotection,RS-485interfaceeach600Wlightningsurgeprotection.Transmissiondistance:0-5km (500000-300BPS).Operatingenvironment:-25°Cto70°C,relativehumidity:5%to95%Size:115mmx72mmx25mmSupplyvoltage:DC9-36VMounting:SurfaceorDINrailIngressProtection:IP20Our Service :1.Anyinquirieswillberepliedwithin24hours. 2.OEM/ODMavailable. 3.ThreeyearsQualitywarranty. 4.CooperationwithDHL,TNT,UPS,FEDEX.EMS.ChinaAirPost. 5.WeacceptTTBanktransferESCROW,WestUnion Paypal etc
