USB to Serial (COM port via USB)

USB 2.0 to 4 x RS232/422/485
High-Speed serial ports 921.6kbps
Driver for Windows, Linux, Mac OS X
LEDs for Power and TxD/RxD activity
ESD protection on USB and serial ports
2.5kV electrical isolation (ISO version only)
Bus powered (non-ISO), Self powered (ISO version)
Wide range of power input 9 - 54V DC
Metal housing
19-inch rack and wall mounts
Wide range of operating temperatures

CAN bus port on your computer via USB 1.1, 2.0 or 3.0 port
Powered from USB port
LED shows initialization and CAN bus status
Installs as a standard Windows COM port
CAN modes: Standard, Listen, Echo
Controlled using ASCII commands
API provided along with examples
Plug and play installation
CAN bus speed up to 1 Mbps
Supports CAN 2.0A and CAN 2.0B protocols
Drivers provided for Windows and Linux OS
Supports SocketCAN (slcan driver) since kernel 2.6.38+

USB-32COM-RM - 32-Port RS-232 USB-to-Serial Adapter, Metal Case, Rack-Mountable.

• High speed
• 128 byte transmit FIFO & 384 byte receive FIFO
• Serial port protected with surge protection of 10KV
• Built-in switching power supply of 100V~240V
• Standard 19-inch, 1U rackmount chassis

Get a RS485 or RS422 or RS232 port on the PC via the USB port
Galvanic isolation (optical) 2KV
DB9 male and screw terminal to 232/422/485 connection
Termination by Jumpers
Baud rate 300bit / s two 921.6 kbit / s
selectable RS232, RS422 and RS485 via DIP switch
Supports Win7 / 8/10 and over as well as MAC
Powered through USB (5V)
Operating Temp . 0 ° to 55 ° C,