B&B Electronics 422ICC 1-Port RS-422/485 Serial Card 8-Bit ISA - Handshake This single port Model 422ICCB serial card supports TD, RD, RTS, CTS, DSR, CD, and DTR with an RS-530 compatible male...
B&B Electronics USPTL4 Serial Converter USB 2.0 to RS-422/485 TB From the manufacturer: USB to RS-422/485 Converter USB Port Powered High Retention USB Connector, Plug in Serial Terminal Block...
B&B Electronics FOSTCDR Fiber Optic Converter Multimode RS-422/485 - 2.5mi Range From the manufacturer: Data Rates up to 115.2 kbps 2.5 Mile (4 km) Range 10 to 30 VDC Input Voltage Wide...