Features

BB-4WSD9TB (ULI-224T) is a universal serial converter that converts RS-232 to RS-422/RS-485 using port power or an external supply. It features a terminal block RS-485 connector and Automatic Send Data Control, eliminating the need for handshaking. Operation is configured via a dipswitch.

• Change RS-232 TD and RD to RS-485 signals
• Extend RS-232 data signals up to 1.2 km (4,000 ft.)
• Data rate: up to 115.2 kbps
• Quick, inline installation
• DIP switch selectable RS-422 or RS-485
• RS-232 port power or external 12 Vdc source (power supply not included, sold separately)

Downloads

Datasheet 1