Single-port USB to RS-485 Serial Adapter

Sealevel SystemsInc.'s SeaLINK+485-DB9 is a new single-port USB to RS-485 serial adapterwith a ruggedized, overmolded enclosure. The SeaLINK+485-DB9 offers fast serialcommunication for tough environments, including factory floor, mobile andoutdoor applications.

The serial port appears as a standard COM port to thehost computer for setup and compatibility with legacy software. TheSeaLINK+485-DB9 has a programmable baud rate and data formats with 128 bytetransmit and 384 byte receive buffers. Each adapter includes a removableterminal block adapter that simplifies field wiring. Thumbscrews on the TB34secure the terminal block adapter to the serial port and prevent accidentaldisconnection.

SeaLINK+485-DB9 is compatible with standard PC baudrates and supports high-speed communication to 921.6K bps. The adapter ispowered by the USB port and status LEDs molded into the enclosure indicateserial data activity and connection to the host.

SeaLINK USB serial adapters ship with SealevelSystems SeaCOM suite of Windows drivers and diagnostic utilities. WinSSD, afull-featured application providing testing and diagnostic capabilities, isalso included. Use WinSSD for Bit Error Rate Testing (BERT), throughputmonitoring and transmitting test pattern messages.

To meet the demands of working in harsh industrialenvironments, the SeaLINK+485-DB9 operates over an extended temperature rangeof -40 - +85C. The attached 44 inch cable is fully shielded to protect theadapter from RF and EMI interference, which are common in mobile and industrialenvironments.

Single-port USB to RS-485 Serial Adapter