IO Crest USB 2.0 to 4 Port Serial RS422/485 Adapter - 1 Pack - External - USB 2.0 - PC, Linux - 4 x Number of Serial Ports External
With the SY-HUB15054 USB 2.0 to 4 Port Serial Adapter, you are able to connect a single USB port to control and monitor four RS232 serial ports. This can then be used on applications such as POS Printer Terminal, Networking Systems, PLC Instrumentation device, Data Acquisition, and I/O Control modules.
Technical Specifications:
Host Interface: USB 2.0Platform Supported: PC, LinuxNumber of Serial Ports (External): 4Form Factor: ExternalPackage Contents:
USB 2.0 to 4 Port Serial RS422/485 Adapter, 1 x Driver CD, 1 x USB Type A to B Cable, 1 x Instruction Manual, 1 x Power Adapter, 4 x RS232 to RS422/485 Converters