Product Id: 28119142
Description: B&B - Serial adapter - RS-232 - RS-422/485 x 1 + RS-232 x 1
Mfr Part #: 4WSD9TB
These port-powered RS-232 to 422/485 converters change TD and RD RS-232 lines to 422/485 signals. All of the serial port converters feature automatic send data control. SDC automatically enables the RS-485 driver when data is present on the RS-232 side. Control of the driver is automatic at rates up to 115.2 Kbps.
- Powered from RS-232 handshake lines - no power supply needed
- Extend RS-232 signals to 4,000 feet
- Communicate at baud rates to 115.2 kbps
- Alternate power supply methods shown below