4-port serial interface, modular, with/without optical isolation, 3.3V

SKU: CPCI-7500-1 Category:



  • *SPECIAL ORDER*1-2 weeks to shipping
  • This Model has a 37-pin D-Sub male connector
  • RS232, RS422, RS485, 20 mA Current Loop
  • Modular structure through SI modules
  • With or without optical isolation
  • Mode configuration free for each port
  • 128-byte FIFO-buffer, common interrupt
  • Transfer rate programmable up to 115,200 Baud
  • Option: up to 1 MBaud for RS485 and RS422
  • Automatic direction recognition for RS48
  • Mode: configurable RS232, RS422, RS485, 20 mA Current Loop (active, passive) with or without isolation (SI modules)
  • Transmission mode asynchronous, full, half duplex
  • Transfer rate: progr. up to 115.2 kBaud up to 1 MBaud on request
  • Protocol: 5, 6, 7 or 8-bit character 1, 1? or 2 stop bits
  • Parity: even, odd, none, mark or space
  • Interrupt lines: automatic through BIOS


    • Connection
    • (Connection example: see datasheet - pdf)
    • SI modules: Please order the modules separately!
    • MX232-G: RS232 mode with optical isolation
    • MX232: RS232 mode
    • MX422-G: RS422 mode with optical isolation
    • MX422: RS422 mode
    • MX485-G: RS485 mode with optical isolation
    • MX485: RS485 mode
    • MXTTY: Current Loop mode (active, passive) 20 mA constant current with optical isolation
    • ST075: Shielded round cable, 37-pin to 4 x 9-pin
    • ST074: Shielded round cable, 37-pin to 4 x 25-pin
    • Option:
    • Opt. Quarz: up to 1 MBaud transfer rate for RS232, RS422, RS485, PMTTY


Program / Software Information

    • Manuals, software, data sheets, etc., are downloadable from:
    • http://www.addi-data.com/wEnglisch/index.php