Black Box RS-232/422/485, RS422/485 manual Specifications

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CHAPTER 1: Specifications

1. Specifications

Standards: USB version 1.1

Speed: RS-232:Up to 460.8 kbps; RS-422/485:Up to 921.6 kbps

Indicators: IC1020A: (5) Status LEDs: (3) USB Enabled; (2) Port Activity; IC1021A, IC1022A: (9) Status LEDs: (5) USB Enabled; (4) Port Activity

Connectors: IC1020A: (1) USB Type B; (2) DB9 male;

IC1021A, IC1022A: (1) USB Type B, (4) DB9 male

Temperature Tolerance: Operating: 32 to 122°F (0 to 50°C); Storage: -4 to +158F (-20 to +70°C)

Relative Humidity: 10 to 90% noncondensing

Mean Time Between Failures (MTBF): Greater than 150,000 hours (calculated)

Power: 500 mA per port supplied from the USB root hub or a self-powered hub

Size: 1.5"H x 5.3"W x 7.1"H (3.8 x 13.5 x 18 cm)

Weight: 1 lb. (0.5 kg)

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Contents July IC1020A IC1021A IC1022A Federal Communications Commission DUAL- and QUAD-PORT USB Hubs EMC Directive StatementNOM Statement DUAL- and QUAD-PORT USB Hubs Trademarks Contents Specifications Introduction OverviewWhat’s Included Technical DescriptionSignal Name Connector Pin AssignmentsSignal Name Pin # Mode System Installation InstallationOperating System Installation Installation Configuration Original ConfigurationElectrical Interface Selection Jumpers E5, E6, E7, and E8Switch SW4 Settings Jumper Port RS-232 RS-422/485Description RS-485 RS-422 SwitchSwitch SW3 Settings Switch Port Description RS-485 Switch SW2 and SW4 SettingsSwitch SW1 and SW3 Settings Port Description RS-485 QUAD-PORTUSB HUB-RS-232/422/485 IC1022AJumpers E1, E2, E3, E4, E5, E6, E7, and E8 Switch Setting Port Description RS-485 RS-422Setting Appendix A. Troubleshooting Troubleshooting TipsCalling Black Box Shipping and PackagingRS-422 Appendix B. Electrical InterfacesRS-232 RS-485 Figure C-1. Bit diagram for asynchronous communication Appendix C Asynchronous CommunicationAppendix C Asynchronous Communication Copyright 2002. Black Box Corporation. All rights reserved