SystemBase Multi-8U Combo
USB | Serial

  • Interface: RS422, RS485, USB

USB to 8X RS422/485 ports

8 RS422/485 ports per board. USB full speed compatible. Operates by bus power.

What's included

  • 1 x Main unit
  • 1 x Software CD
  • 1 x Manual

SystemBase Multi-8U Combo
USB | Serial

  • Interface: RS422, RS485, USB

art : Multi-8U/Combo
€ 245 excl. VAT
€ 306 incl. VAT

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More information


BusUSB 1.1 and 2.0 compliant
No. of Ports8 x DB9 female
Speed300 bps to 921.6 Kbps
Protection15KV ESD Protection for all signals
Data Bits5, 6, 7, 8
Stop Bits1, 1.5, 2
ParityNone, Even, Odd, Space, Mark
Dimensions (mm)210 x 26 x 84
ApprovalsMIC, CE, FCC, RoHS Compliant

Product information

OverviewMulti-8/USB Series enables the connection of up to 8 asynchronous serial devices such as terminals, modems, printers, and scanners to make a PC an economical but a powerful multi-user and multi-device system. TXD and RXD LEDs are included in the product for the displays of data transmission.

Another remarkable feature is the conversion of the RI pin(pin #9) connector into a power of external power adapter, providing power to the external devices as needed. This feature can be fully exploited when connecting small peripherals such as cash registers, barcode readers, or receipt printers to systems like PC POS.
  • 8 RS422/485 ports per board
  • RS232 serial interfaces
  • Serial communication speed of up to 921.6Kbps
  • USB 2.0 full speed (12M bits/second) compatible
  • No external power required
  • Built in 15KV ESD protection
  • On-chip control for RS422/485 auto toggling
  • Easy maintenance with TX/RX LED display
  • Windows 98/CE/2000/XP/Vista/2008/7, Linux Kernel 2.4 or greater, Mac OS X, Mac OS9, Mac OS 8.6 driver support

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