USB4485

USB to 4-port RS-485/422 Converter

  

 Supports bilateral switching of data between 1 USB interface and 4 RS-485/422 serial ports

 Low CPU utilization during usage, stable performance

 Autotunning of serial port signal rate, baud rate of serial port 300bps~230400bps

 Serial port supports 1500W surge protection, 15kV electrostatic protection

 Supports optional 5VDC power supply input or USB power supply (USB and external 5VDC power supply can supply electricity simultaneously)

 Supports -20~60℃ wide temperature operation

 

USB4485 is a USB to RS-485/422 interface converter, which can achieve bilateral switching of data between USB interface and 4 RS-485/422 serial ports. The product supports 1 USB interface and 4 RS-485/422 serial ports. Serial port is equipped with 1500W surge protection and 15kV electrostatic protection, which can effectively protect the device from damage. It adopts desktop mounting to meet the requirements of different application fields.


The product provides matched driver program software; USB interface connected to PC will make up a serial COM port in the computer system. PC host can communicate with RS-485/422 serial device via virtual COM port.


Hardware adopts fanless, low power consumption, wide temperature design and has passed rigorous industrial standard tests, which can suit for the industrial scene environment with harsh requirements for EMC. It can be widely used in PLC, Industrial Automatic Control, IC Card Toll Collection System, and Data Acquisition Control System, etc.

 
Serial Port

 

Standard: EIA RS-485, RS-422

Quantity of serial port: 4 RS-485/422 serial ports

RS-485 signal: D+, D-, GND

RS-422 signal: T+, T-, GND, R+, R-

Baud rate: 300bps~230400bps

Data bit: 7bit, 8bit

Stop bit: 1bit, 2bit

Parity bit: None, Even, Odd, Space, Mark

Flow control: XON/XOFF

Interface form: DB9, Male

Transmission distance: 1200m

Interface protection: 1500W surge protection, 15kV electrostatic protection

 


USB Port



Standard: USB 1.1, USB 2.0

Quantity of interfaces: 1 USB interface

USB signal: VCC, DATA+, DATA-, GND

Transmission rate: high speed 480Mbps, full speed 12Mbps

Interface form: USB B-type socket, Female

Transmission distance: 5m


Operating System


Windows 98/ME/2000/XP/Server 2003/Server 2008/7/Vista, Linux, MAC OS-X


LED Indicator


Power supply indicator, serial port data sending/receiving indicator


 

Power

Requirement

 

 

Supports optional USB interface power supply or external 5VDC power supply, both can supply electricity simultaneously;Thereinto, 5VDC power supply adopts DC round head, external circle is negative pole, and inner core is positive pole

 

Power

Consumption

 

300mA

 

Environmental

Limit

 

Operating temperature: -20~60℃

Storage temperature: -40~85℃

Relative humidity: 5%~95% (no condensation)

 

Physical

Characteristic

 

Housing: metal, IP30 protection grade

Installation: desktop mounting

Dimension (W x H x D): 160mm×28mm×94mm

Weight: 500g

 

Certification

 

CE, FCC, RoHS

 

Warranty

 

3 years

  

 

Unit:mm

Available Models USB RS-485/422 Power Supply
USB4485 1 4

5VDC or USB power supply