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Wireless I/OWireless I/O
Unidirectional Transmitter/Receiver Units — Introduction
Unidirectional Transmitter/
Receiver Units – Introduction
Wireless Input/Output (I/O)
WirelessI/Oconnectsdirectlytoanalog,discreteandpulse
transducersignals.Thesignalsaretransmittedbyradioand
eitherre-createdasoutputsignals,oroutputviaseriallinkor
field-bus.
WeidmullerWirelessI/Ounitshavetheabilitytoform
sophisticatedpeer-to-peernetworks,withevent-reporting
messagingtooptimizewirelessdensity.Weidmullerproducts
aredesignedforhighreliabilityoperationonopenlicense-
freeradiobands.
WI-I/O9-LUnidirectional
Transmitter/Receiver Units
TheUnidirectionalWirelessI/Orangeofproductsissuitable
forconnectingtoasinglesensororgroupofsensorsand
providesaneconomicalsolutionforremotemonitoring
systems.TheUnidirectionalLproductscanalsobeusedin
morecomplexnetworksassignaltransmittersorreceivers.
• Frequencyhoppingspreadspectrum902-928MHz1W
license-freeUSA/Canada/Mexico
• Configurablesub-bandslicense-freeSouthAmerica,
Australia/NZ,Asia,Europe
Applications
• Wirelessconnectionofflowmetersorenergymeters
• Monitoringstoragetanks
• Monitoringcathodicprotectiononpipelines
• Wirelessalarmsfrompowerreticulationfaultrelays
Features
Matched transmitter/receiver pair of modules,
or individual transmitter and receiver units
• Peer-to-peercommunications.Exceptionreporting.
Reliableself-checkingmessages.Highlysecuredata
encryption.
• Multi-hoprepeaterfunctions-upto5intermediateunits
canbeconfiguredinanyinput-outputlink
• FactoryconfiguredasamatchedTransmitter/Receiverpair
oruser-configurablewithE-SeriesWindowsconfiguration
program
Transmitter unit
• Input-onlytransmitterunit-twodigital/pulseinputs,one
analoginputandonethermocouplemVinput
Digital Analog
Thermocouple
Digital Analog
• TransmitstoReceiverunitasamatchedpairwherethe
inputsignalsarere-createdasoutputsignals,orcan
transmittoaMulti-I/OorGatewayunit
• Class1Div2hazardousareasapproval
C
US
• Upto3000wirelessunitspernetwork
• Externalinputsplusinternallycalculatedvalues-analog
setpointstatus,pulsecount,powersupplyvoltage
• Thermocoupleinput–100to+100mVwithcold-junction
compensationandlinearizationforJ,KorT-type
• Setpointsstatusgeneratedbycomparinganaloginputto
highandlowsetpoints
• Digitalinputscanalsobeusedaspulsecountinputs
• Powersupply9–30Vdc,measuredandavailableasa
transmittedvariable
• 24Vdcanalogloopsupplyinternallyprovided
• RS232Configurationanddiagnosticsport
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