The UTS-402CK-SI is a 2 Port RS-232/422/485 Combo to USB 2.0 serial adapter that is designed for PCs, thin clients, or servers to provide instant COM port expansion via the Universal Serial Bus (USB).
It supports a screw lock feature for the upstream (USB type B) connector with the screw lock USB cables. It prevents from disconnecting the USB cable accidentally.
The UTS-402CK-SI provides the scalability to quickly adapt to new USB technologies. Multiple modules can be added to a single USB interface allowing you to add RS-232 connectivity as needed.
With the USB Plug-and-Play feature, simply plug in, follow the instructions of Install Wizard, then you are done. You don¦t have to deal with Card Slots, I/O address, IRQ jumpers, DMA and others when you are connecting the devices. The System will recognize the device and install the drivers automatically. The UTS-402CK-SI is an ideal solution for your expanding applications.

• 2 RS-232/422/485 Serial Ports over USB2.0 Port
• USB 2.0 High Speed (480Mbits/Second) and Full Speed (12Mbits/Second) compatible
• 4 Modes: RS-232, RS-422, 4-Wire and 2-Wire RS-485
• Provides 2 DSUB-9 Connectors with TX/RX LEDs
• Supports 2,500Vrms Isolation and 15KV ESD Protection
• USB Screw Lock Mechanism Enhances the Reliability
• Rigid Metal Case for Critical Applications
• Baud Rate up to 921.6Kbps
• Supports 7, 8 Data Bits
• Odd, Even, Mark, Space, or None parity mode
• Supports 1 or 2 Stop Bits
• Supports USB Bus Power
• Supports Optional DIN RAIL Mounting Kit