Black Box IC476A-F-R2, IC477A-F-R2 Copyright 1998. Black Box Corporation. All rights reserved

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© Copyright 1998. Black Box Corporation. All rights reserved.

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

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Contents Async 232↔422/485 Converter TheCEsymbolonyourAsync232CE Notice Ser Cap Configuration Upto115,200bps SpecificationsLb.0.5kg Introduction TheAsync232Configuration DIP Switch S1 ConfigurationAsync 232↔422/485switchCONVERTER Switch S1 Summary Table Position Function Factory Default Configura ionReceivers Typical Switch Applications Switch Settings Installation At all, f ip the a Leads at InstallationConverter RS-485 Device Firmlyit8 Cable11 S allation DB25Page Direction Standard DCE Setting Appendix A. RS-232C Pin ConfigurationsTEReadyBnegative Appendix B /485 Pin ConfigurationAppendix C. Self-Test There’snotenoughoranypowertotheConverter.TheCopyright 1998. Black Box Corporation. All rights reserved