PRODUCTS > USB to RS-422/485 > Rack-mountable > USB-16COMi-M

USB-16COMi-M

Products Manual
  • USB-16COMi-M
  • USB-16COMi-M
  • USB-16COMi-M
  • USB-16COMi-M
USB-16COMi-M - 16-Port RS-422/485 USB-to-Serial Adapter, Metal Case

Features

  • Adds sixteen RS-422 or RS-485 serial ports by connecting to a USB port

  • No need to open chassis to set operation modes-sixteen external DIP switches for easy RS-422, RS-485 mode settings

  • Installed as standard Windows COM port

  • SECC metal chassis with DIN rail bracket

  • RS-422 data signals: TxD-, TxD+, RxD+, RxD-, GND, RTS-, RTS+, CTS+, CTS-

  • RS-485 4-wire data signals: TxD-, TxD+, RxD+, RxD-

  • RS-485 2-wire data signals: Data-, Data+

  • Automatic transmit and receive control for 2-wire RS-485 half-duplex mode

  • Built-in termination and biasing

  • High speed serial port with the baud rate up to 921.6K bps

  • Non-standard baudrates supported

  • LEDs of Power, TxD and RxD for easy port monitoring and diagnostics

  • Serial port protected with surge protection of 10KV

  • Built-in switching power supply of 100V~240V

  • Easy plug and play installation and RS-422/RS-485 device connection

  • COM port number assigned can be changed to any COM port number required

  • Works with USB 1.1 & 2.0 host port

  • Supports Windows 8, Windows 7, Vista, 2003, XP, 2000 and Linux

  • Supports Mac OS X 10.9 and above, This driver is signed by Apple

  • Standard 19-inch, 1U rackmount chassis

    USB-16COMi-M

USB Bus
Compliance USB 1.0/1.1 compliant, USB 2.0 compatible
Speed 12 Mbps, full-speed USB
FIFO 128 byte transmit FIFO
384 receive FIFO
   
Serial Interface
Port Type RS-422/RS-485
Number of Ports 16
Connectors DB9 male
   
Serial Line Protection
ESD Protection 10KV
   
Serial Port Speed
Baudrate 300 bps to 921.6k bps
   
Serial Communication Parameters
Data Bits 5, 6, 7, 8
Stop Bits 1, 1.5, 2
Parity None, Even, Odd, Space, Mark
Flow Control RTS/CTS, XON/XOFF
   
Serial Signals
RS-422 TxD-(A), TxD+(B), RxD+(B), RxD-(A), GND, RTS-(A), RTS+(B), CTS+(B), CTS-(A)
RS-485-4 wire TxD-(A), TxD+(B), RxD+(B), RxD-(A), GND
RS-485-2 wire Data-(A), Data+(B), GND
   
Driver Support
OS Windows 7, Vista, 2003, XP (WHQL certified) and 2000
Linux Kernel 2.6.3.1 and up built-in support
   
Power Supply
Input Self-powered
Built-in AC to DC switching power supply with wide Range of AC input from 100VAC to 240VAC
   
Mechanical
Chassis SECC metal chassis with DIN rail bracket
Rack-mounting brackets included
   
Environmental
Operating Temperature 0 to 55 °C (32 to 131 °F)
Operating Humidity 5 to 95% RH
Storage Temperature -20 to 75 °C (-4 to 167 °F)
Safety Approvals CE, FCC

RS-422 & RS-485 DB9 Male Connector Pin-outs

RS-422 DB9 Male
    RS-422 Signal Pin-outs of DB-9 Male
  Pin Signal  
  1 TxD- (A)  
  2 TxD+(B)  
  3 RxD+(B)  
  4 RxD- (A)  
  5 GND  
  6 RTS- (A)  
  7 RTS+(B)  
  8 CTS+(B)  
  9 CTS- (A)  
 
RS-485 DB9 Male

    RS-485 4-Wire (Full duplex) Signal Pin-outs of DB-9 Male Connector

  Pin Signal  
  1 Tx- (A)  
  2 Tx+(B)  
  3 Rx+(B)  
  4 Rx- (A)  
  5 GND  
 

    RS-485 2-Wire (Half duplex) Signal Pin-outs of DB-9 Male Connector

  Pin Signal  
  1 Data- (A)  
  2 Data+(B)  
  5 GND  
 

RS-422 Signal Wiring

    Point-to-Point 4 Wire Full Duplex

USB-16COMi-M                                    RS-422 Device

    RS-422 with Handshaking

USB-16COMi-M                                   RS-422 Device

RS-485 Signal Wiring

    Point-to-Point 4-Wire Full Duplex

USB-16COMi-M                               RS-485 Device

    Multidrop RS-485 2-Wire Half-duplex

USB-16COMi-M                               RS-485 Device