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Black Box IC108A, IC109C, IC109AE manual Copyright 2002. Black Box Corporation. All rights reserved

Models: IC109AE IC109A-R2 IC109C IC108C IC109A RS-232485/422 Converter Plus, RS-232485/422 Opto-Isolator/Converter IC108A IC108AE

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© Copyright 2002. Black Box Corporation. All rights reserved.

© Copyright 2002. Black Box Corporation. All rights reserved.

1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746

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Black Box IC109C, IC109AE, IC109A-R2, IC108C, IC108AE manual Copyright 2002. Black Box Corporation. All rights reserved

Contents

APRIL IC108A IC109A IC108C IC109A-R2 IC108AE IC109C IC109AE RS-232↔485/422 Converter Plus RS-232↔485/422 Opto-Isolator/Converter232↔485/422 CONVERTERFEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTSFCC AND IC RFI STATEMENTS NORMAS OFICIALES MEXICANAS NOM ELECTRICAL SAFETY STATEMENT RS-232↔485/422 CONVERTERSINSTRUCCIONES DE SEGURIDAD NOM STATEMENT RS-232↔485/422 CONVERTERS TRADEMARKS USED IN THIS MANUALContents CONTENTSChapter RS-232↔485/422 CONVERTERS 1. SpecificationsCHAPTER 1 Specifications SpeedDistance RS-232↔485/422 CONVERTERS 2. Introduction3. Installation 3.1 Jumper and Switch ConfigurationCHAPTER 3 Installation RS-232↔485/422 CONVERTERS Figure 1. Layout of the Printed Circuit Board3.1.5 RS-485 DRIVER ENABLE W15 3.1.4 CTS DELAY W9 JUMPERDriver Enabled by RS-232 Control Leads RS-232↔485/422 Converter as DCE XW1A 8-Position ShuntDriver Constantly Enabled 4 Wire Only Driver Enabled by Data3.1.6 HALF-DUPLEX TURNAROUND DELAY RS-232↔485/422 CONVERTERSMultipoint Point-to-PointNormal Loopback3.2 DCE/DTE Configuration Figure 2. Simplified Functional Block Diagram DCE OperationRS-232↔485/422 CONVERTERS Function Table 1. DCE Jumper SettingsJumper Requirements CHAPTER 3 InstallationRS-232↔485/422 CONVERTERS Table 1 continued. DCE Jumper SettingsFunction Jumper RequirementsCHAPTER 3 Installation Table 1 continued. DCE Jumper SettingsFunction Jumper Requirements“Term” is selected. S3 shows line bias when “Bias” is selected Figure 3. Line Bias. S2 shows the line termination whenRS-232↔485/422 CONVERTERS Figure 4. Simplified Functional Block Diagram DTE Operation CHAPTER 3 InstallationOpto-isolated barrier in IC109 models RS-232↔485/422 CONVERTERS Table 2. DTE Jumper SettingsFunction Jumper RequirementsCHAPTER 3 Installation Table 2 continued. DTE Jumper SettingsFunction Jumper RequirementsTable 2 continued. DTE Jumper Settings 3.3 Typical ApplicationsRS-232↔485/422 CONVERTERS FunctionFigure 5. Point-To-Point, 4-Wire Full- or Half-Duplex Figure 6. Point-to-Point, 2-Wire Half-DuplexCHAPTER 3 Installation RS-232↔485/422 CONVERTERS Figure 7. Multipoint, 4-Wire Half- or Full-DuplexFigure 8. Multipoint, 2-Wire Half-Duplex Sample 4-Wire Multipoint ConfigurationCHAPTER 3 Installation Installation Procedure for the Multipoint Application in Figure Figure 9. Sample Multipoint OperationRS-232↔485/422 CONVERTERS RS-485 driver to be enabled via the RS-232 control lead CHAPTER 3 InstallationTable 3. RS-232 interface denotes pins that are used when configured asAppendix A. Pinning DescriptionPin Name Table 4. RS-485 pinning chartDescription APPENDIX A PinningXW1A Quick Reference User-Selectable OptionsXW1B RS-232↔485/422 CONVERTERSQUICK REFERENCE USER-SELECTABLE OPTIONS 1000 Park Drive Lawrence, PA 15055-1018 724-746-5500 Fax Copyright 2002. Black Box Corporation. All rights reserved