>visionsystems.de/VScom USB-4COMi-M (646.html)   Features Metal case DIN-Rail mountable RS422/485 DB9 male port Speed up to 3000 kbps external power supply       VScom USB-4COMi-M Quick Link: | Features | More Pictures | Overview | Hardware Specifications | Ordering Information | Download | |   More Pictures Klick on the thumbnails to enlarge them … >Back to top         Overview Serial ports on USB allow further use of existing devices, even when the computer doesn't offer serial ports. The high speed serial port with the 128 byte FIFO allow high speed communication, even in heavy loaded systems. Unique features reduce the system load. The serial port also allows unusual speed settings like 500.000bps.   Hardware Specifications Serial interface 4 x RS422/485 configured by DIP switch Speed up to 3000 kbps Connector 4 x DB9 male Available Modes RS422 full duplex RS485 4-wire, full duplex RS485 2-wire, half duplex, with echo RS485 2-wire, half duplex, without echo Signals RS422: Tx+/-, Rx+/-, RTS+/-, CTS+/-, GND RS485 4-wire: Tx+/-, Rx+/-, GND RS485 2-wire: Data+/-, GND USB Interface USB 2.0 Self powered External power supply 5V DC required. Adapter included, 12V not possible. Driver Windows 2000 to Windows 7 Windows Server 2000 to 2008 R2,  both x86 and x64 Editions. Linux (Kernel 2.6 built-in, 2.4 available) >Back to top         Ordering Information Part Number 646 Product Name VScom USB-4COMi-M Packing list VScom USB-4COMi-M Adapter USB cable 0,9m Power Adapter CD, English Documentation Optional Accessories DK 35A DIN-Rail mounting kit Dimensions 167×99×29 mm³ (W×L×H) 189×102×30 mm³ with DB9 connectors and ears >Back to top       Download   Windows XP to 7 Server 2003 to 2008 R2 x86 + x64 Editions  (CDM Installation executable (Oct. 14 2011)) Windows 2000  (CDM Installation executable (Oct. 22 2009)) Support for Linux Kernel 2.6.31+  (built-in) Other  (Mac OS, WinCE and more) Some Tools  (Most for Windows) Config  (Hardware Configuration) >Back to top