SIIG USB to RS-422/485 Serial Adapter User manual

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USB to RS-422/485 Serial Adapter
(ID-SC0911-S1/SC0A11-S1)
User’s Manual

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Copyright Statement
Nopartofthispublicationmaybereproducedinanyformbyanymeans
withoutthepriorwrittenpermission.Othertrademarksorbrandnames
mentionedhereinaretrademarksorregisteredtrademarksoftheir
respectivecompanies.
Disclaimer
Informationinthisdocumentissubjecttochangewithoutnotice.The
manufacturerdoesnotmakeanyrepresentationsorwarranties(impliedor
otherwise)regardingtheaccuracyandcompletenessofthisdocumentand
shallinnoeventbeliableforanylossofprofitoranycommercialdamage,
includingbutnotlimitedtospecial,incidental,consequential,orother
damage.
Safety Instructions
Alwaysreadthesafetyinstructionscarefully
KeepthisUser’sManualforfuturereference
Keepthisequipmentawayfromhumidity
Ifanyofthefollowingsituationarises,gettheequipmentcheckedby
aservicetechnician:
Theequipmenthasbeenexposedtomoisture.
Theequipmenthasbeendroppedanddamaged.
Theequipmenthasobvioussignofbreakage.
Theequipmenthasnotbeenworkingwelloryoucannotgetit
workaccordingtoUser’sManual.

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Table of Contents
Copyright Statement.....................................................................................2
Disclaimer......................................................................................................2
Safety Instructions........................................................................................2
1. Introduction ............................................................................................... 4
-Feature................................................................................................... 4
-Package Content.................................................................................... 4
-System Requirement..............................................................................4
2. Specification.............................................................................................. 5
-2-Port Industrial USB to 422/485 Serial Adapter....................................6
-Hardware Dimension..............................................................................6
-Hardware Introduction............................................................................7
-4-Port Industrial USB to 422/485 Serial Adapter....................................8
-Hardware Dimension..............................................................................8
-Hardware Introduction............................................................................9
3. Installation................................................................................................10
-On Windows 2000 / XP / Vista.............................................................10
-Installation Verification.........................................................................13
-On Windows 7......................................................................................14
-Installation Verification.........................................................................16
4. RS-422/RS-485 ModeSetting ..................................................................17
-Connect Serial Port Device..................................................................19
-Appendix..............................................................................................20
-RS-422 wire diagram ...........................................................................20
-RS-485 wire diagram ...........................................................................21
Technical Support and Warranty: ..............................................................23
About SIIG, Inc............................................................................................. 24

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1. Introduction
USB‐to‐RS422/485deviceprovidesaneasywaytoconnectserialportsas
neededforsystems.USB‐to‐SerialfunctionsasaconverterbetweenaUSB
portandstandardserialports.Wecaneasilyconnectthisconvertertothe
USBportonyourPCorUSBhubandgetaccesstoanyRS‐422/485devices
suchasPDAs,scanners,printers,etc.Thisdeviceissuitableforportable
devices,equipments,sales‐endapplications.
Feature
CompliantwithUSB2.0specification,HI‐SpeedUSBdatatransmission
ratecanupto480Mbps
NoextraU/OorIRQrequired
SupportSerialportdatatransmissionrateupto230Kbps
Autodirectionflowcontrol
SupportUSBplug‐and‐play
15KVDCESDimmunitytoserialinterface
3KVopticalcouplingisolation
Wallmountsupport
Package Content
Beforeinstallation,pleasecheckthepackagecontainsthefollowingitems:

USB‐to‐R422/485Devicex1
USBCablex1
CD(DriverandUser’sManual)x1
System Requirement
IBMcompatiblecomputer
Windows®7/Vista/XP/2000
Built‐inUSBportcomputer
64MBRAMorhigher
Pentium233MHzorhigher

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2. Specification
2xRS‐422/485(ID‐SC0911‐S1)
Ports
4xRS‐422/485(ID‐SC0A11‐S1)
ConnectorTerminalblock‐5pin
ESDProtection15KVESD,3KVisolation
FIFO4Kbytes
SerialCommunication
Speed
300bpsto921.6Kbps
InterfaceUSB2.0
Bus‐power(ID‐SC0911‐S1)
PowerRequirementsBus‐power/5V3ADC/9~36VDC
(ID‐SC0A11‐S1)
OperatingTemperature0℃to55℃
OperatingHumidity5to95%RH
100x60x29mm(ID‐SC0911‐S1)
Dimensions(LxWxH)
195x80x38mm(ID‐SC0A11‐S1)
RegulatoryApprovalsFCC/CE
*Specificationissubjecttochangewithoutfurthernotice.

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2-Port Industrial USB to 422/485 Serial Adapter
Hardware Dimension
100 mm
60 mm
60 mm
28.9 mm

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Hardware Introduction
Power
LED Status
LED
Wall mount
hole
USB
Port Serial Port Serial Port

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4-Port Industrial USB to 422/485 Serial Adapter
Hardware Dimension
195 mm
80 mm
120 mm
38 mm

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Hardware Introduction
Power
LED
Status
LEDs
RS422/485
Terminal block
USB2.0
DC Power jack
DC Power
Terminal Block

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3. Installation
On Windows 2000 / XP / Vista
Note:DONOTconnecttheSerialtoUSBDevicetocomputerbefore
installingthedriver.
1. PleaseinserttheprovidedCDintoCD‐ROMandclickdriversetupfile
toinstall.

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2. PleaseselectInstallfromalistorspecificlocationandclickNext.

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Whentheinstallationcompleted,pleaseconnecttheUSBtoSerial
ConvertertoavailableUSBport.

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Installation Verification
Toverifyyourinstallation,pleaselaunchDeviceManagerasfollowing:
UnderWindows2000/XPOperationSystem:Right‐ClickMy
ComputerandselectProperties>System>(Hardware)>Device
Manager>Ports(COM&LPT).
UnderWindowsVista/7OperationSystem:Right‐ClickMy
ComputerandselectProperties>DeviceManager>Ports(COM&
LPT)

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On Windows 7
1. PleaseLocateandinstalldriversoftwaremanually.

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2. Pleasebrowsefordriversoftwareonyourcomputer.
3. PleaseclickNexttoinstalldriver.
4. PleaseclickClosetocompleteinstallation.

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Installation Verification
Toverifyyourinstallation,pleaselaunchDeviceManagerasfollowing:
UnderWindowsVista/7OperationSystem:Right‐ClickMy
ComputerandselectProperties>DeviceManager>Ports(COM&
LPT)

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4. RS-422/RS-485 ModeSetting
ID‐SC0911‐S1/SC0A11‐S1cansupportthe4‐wireRS‐232andthe2/4‐wire
RS‐485operationmode,usercanusetheUSBSerialConverterSetutility
onthedriverCDtochangetheID‐SC0911‐S1/SC0A11‐S1operationmode
oneachport.

RuntheUSBSerialConverterSettoolutilityonthedriverCD,theywill
showupasfollowing

ClickScanbuttontolocatealltheRS‐422/RS‐485serialserveronline,
selectedthedesiredserialserveronlist

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SelectedthedesiredportmodeandclicktheSETbuttontofinishthemode
setting

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Connect Serial Port Device
NowyoucanconnectyourRS‐422/485deviceandsensorthroughthe
USBto422/485SerialAdapter

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Appendix
RS-422 wire diagram
USB-to-RS422 RS-422 device
T/R+
T/R-
RXD+
RXD-
R+
R-
T+
T-
RS‐422point‐to‐point/4‐wirefull‐duplexcommunication
USB-to-RS422
T/R+
T/R-
RXD+
RXD-
RS-422 device
R+
R-
T+
T-
RS-422 device
R+
R-
T+
T-
RS-422 device
R+
R-
T+
T-
RS‐422point‐to‐multipoint/4wirefullduplexcommunication
