Weidmuller WI-MOD-E-G Manual de usuario descargar pdf (Pagina 14)

Wireless I/O

Expansion I/O Units — Introduction — 900 MHz/2.4GHz/5.8GHz

 •ConnectWI-I/O-EXunits

togethertoformaserial

multi-dropI/Osystem-up

to32serialaddressesper

multi-droplink—noMaster

deviceisrequiredtocontrol

communications

 •Connectupto99xWI-I/O-EX

unitsasmulti-dropModbus

I/O(RS485extenders/isolators

requiredformorethan31

unitspersinglemulti-drop

length)

 •RS485multi-dropupto2km

(1mile)dependingon

installationenvironment

 •ThreeI/Oversionsavailable

 •Peer-to-peercommunications;Exceptionreporting;Reliable

self-checkingmessages;Anyinputonanyunitcanbe

linkedtoanyoutputonanyunit.Inputscanbelinkedto

multipleoutputs;Serialcommunications9.6Kb/s

 •AlternateModbusRTUorModbusASCIIslaveprotocol,

serialcommunicationsconfigurableupto115.2Kb/s,

7or8databitformat

 •ExternalI/Oplusinternallycalculatedvalues-analog

setpointstatus,pulserateandpulsetotal,powersupply

voltage,powersupplyalarm

 •Setpointstatusgeneratedbycomparinganaloginputs

tohighandlowsetpoints

• Analoginputsselectableas“floating”dual-terminal

inputsorcommonedsingle-terminalinputs;

Configurablecurrent(0-10/0-20/4-20mA)orvoltage

(0-5/0-10/1-5V).

• Analogoutputsselectableassingle-terminalsourceor

sinkoutputs.Configurablecurrent(0-10/0-20/4-20mA)

orvoltage(0-5/0-10/1-5V).Configurablescaling,zero

andspanparameters.

• Pulseinputsgenerateseparatepulsecountvalueand

apulseratevalue.Pulseratesaretreatedasinternal

analogregisterswithaconfigurablemaximumvalue.

WI-I/O–EX

Expansion I/O Units (Serial I/O)

TheWI-I/O-EXisawireddevicecapableof

interfacingwithotherWeidmullerwireless

radiostoincreasethenumberofsignals

radioscanmonitor/control.Theycanalso

beusedasaslavetoanyModbuscontrol

system.

Typical Applications

ExpansionI/OforWI-I/O9wireless

unitsandWI-MODunits

 •upto31xWI-I/O-EXunitscanbeconnectedtoeach

wirelessunitviaRS485(upto2kmlong).SerialI/O

multiplexer

 •transferI/OviaRS485—upto32unitspermulti-drop

link.

Expansion I/O for Modbus devices

 •upto31xWI-I/O-EXunitscanbeconnectedtoeach

ModbusmasterviaRS485(upto2kmlong).

Features

 •MultiI/Ochannels—monitoringandcontrolfunctions

 •ConnectedviaRS485multi-drop

 •SelectablecommunicationsviaWIB-netorModbus

protocol(bothRTUandASCIIformats)

 •Sensorsignalsconnectedatonemodule(inputsignals)

aretransmittedtoanothermodulewherethesignals

arere-createdasoutputsignals,orpassedviaserial

toahostdevicesuchasaPLCorSCADAsystem

 •ConnecttoWI-I/O9wirelessI/Ounitsforupto31serial

addressesperwirelessunit

RS485

I/O

RS485

Upto32Units

RS485

I/O Data

Bus

I/O I/O I/O

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 32 33

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Weidmuller WI-MOD-E-G Manual de usuario Pagina 14

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