PRODUCTS > USB to RS-422/485 > Compact > USB-COMi-TB

USB-COMi-TB

 Products Manual

 
 
 
 

USB-COMi-TB - 1-Port USB to Serial Adapter (RS-422/485) with 5-pin Terminal Block

Features

  • Adds a high speed RS-422/485 serial port by connecting to a USB port
  • Serial operation mode can be easily changed by sliding open the upper case
  • Robust and compact plastic housing
  • Powered by USB port, no external power adapter required
  • LEDs indicate power, TxD and RxD for easy port monitoring and diagnosis
  • Installs as a standard Windows COM port
  • Automatic transmit and receive control for 2-wire RS-485 half-duplex mode
  • Built-in termination and biasing
  • Serial port protected with surge protection of 10kV
  • Non-standard baudrates supported
  • Easy plug and play installation and RS-422/485 device connection
  • High speed serial port with baud rate up to 921.6kbps
  • Supports Windows XP to 10, Server 2000 to Server 2016 (WHQL certified)
  • Supports Linux Kernel 2.4 and above
  • Supports Mac OS X 10.9 and above, driver signed by Apple

Specifications

USB Bus
Compliance USB 1.0/1.1 compliant, USB 2.0 & 3.0 compatible
Speed 12Mbps, full-speed USB
FIFO 128 byte transmit
384 byte receive
 
Serial Interface
Interface RS-422/485
Number of Ports 1
Connector 5-pin terminal block
Max. Speed 921.6kbps for transmit & receive
RS-422 Signals TxD-, TxD+, RxD+, RxD-, GND
RS-485 Signals (4 wire) TxD-, TxD+, RxD+, RxD-, GND
RS-485 Signals (2 wire) Data-, Data+, GND
Protection 10kV ESD protection for all signals
 
Serial Communication Parameters
Data Bits 5, 6, 7, 8
Parity None, odd, even, mark, space
Stop Bit 1, 1.5, 2
Flow Control Hardware (RTS, CTS), XON/XOFF
 
Power
Power Input Power supplied via USB (5V) connector
No external power needed
 
Mechanical
Casing Plastic, ABS
 
Environmental
Operating Temperature 0°C to 55°C (32°F to 131°F)
Storage Temperature -20°C to 75°C (-4°F to 167°F)
Operating Humidity 5% to 95% RH
Safety Approvals CE, FCC