USB-485/4, 4-Port USB to RS-485 Converter, North American 240Vac | 778476-54
 
The NI USB‑485/4 (778476-54) interface transforms your USB port into a single asynchronous serial port for communication with RS485 and RS422 devices. You can use a USB‑485/4 port as a standard serial port from your application, including RTS/CTS hardware handshake lines. NI serial interfaces also appear as standard COM ports for compatibility with programs that use serial communications.
 
SKU: 778476-54