Press Release Summary:
Model USB-485Ui is based on single-chip FT232BM USB UART IC for transferring serial data over Universal Serial Bus using Virtual Comm Port or DLL software. Locking nuts on DB-9M end secure serial connections. With isolation guaranteed to 1 kV, USB-485Ui can isolate remote devices from PC controller. No external power is needed since power is drawn solely from USB port. Unit supports rates up to 1 Mbaud with automatic driver turnaround in half-duplex RS485 mode.
Original Press Release:
High Speed Isolated USB-To-RS485 Converter
Fairport, New York. USB-485Ui is a universal high-speed hardware solution for enabling PCs to send serial information long distances with newer USB PC's. The cost-effective USB-485Ui is based on FTDI's single chip FT232BM USB UART i.c. for transferring serial data over the Universal Serial Bus using Virtual Comm Port or DLL software. In a low-profile robust black housing with locking nuts on the DB-9M end for secure serial connections, USB-485Ui can be used to isolate remote devices from a PC controller - isolation to 1kV is guaranteed. No external power is needed since power is drawn solely from the USB port. With automatic driver turnaround in half-duplex RS485 mode, USB-485Ui supports baud rates up to 1Mbaud. For half duplex or multi-drop applications, a link may be selected to enable the RS485 transmit buffer automatically, whenever data is waiting to be sent in the 128 byte transmit buffer.
USB drivers are provided for Windows '98/2000/xP, Linux.
USB-485Ui is available now from stock from $171 (qty 1) including free Windows '98/2000/xP, Linux drivers from Saelig Company NY (585-425-3753; 585-425-3835fax; firstname.lastname@example.org; www.saelig.com).
Further details: Alan Lowne (email@example.com) 585 425-3753 fax -3835 Saelig Company Inc, 1 Cabernet Circle, Fairport NY 14450