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  • Stock: In Stock
  • Brand: 3onedata
  • Model: USB485I
Product Views: 26961
189.47 zł

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USB to RS-232/422/485 industrial converter, 2000V isolation, 9~48VDC.

USB485I is kind of industrial USB to RS-232/485/422 converter, plug and play, 9-48VDC external power supply or USB power supply or both of them, it supports DIN-Rail and wall mounting installation, can support latest operation system, wide working temperature, 2KVAC isolation protect, easy using for your projects. Alternative offer for UPort 1150I.


  • Convert USB to 1 RS-232 or RS-485 or RS-422
  • Low CPU occupation rate, steadily performance
  • RS-485/422 can establish at most 32 nodes
  • RS-485/422 transmit distance can reach up to 1200m
  • Serial port support 2KVAC isolation protect
  • Auto sense serial signal rate, band rate: 300 ~ 115200bps
  • Industrial grade design, IP30 degree of protection
  • No fan, low consumption design
  • Plug and play, 9-48VDC external power supply or USB power supply or both of them
  • Storage temperature: -40°C ~ 85°C; Humidity: 5% to 95%


Communication parameters:

  • Serial No.: 1x RS-232/485/422
  • USB signal: VCC, D+, D-, GND
  • RS-485 signal: D+, D-
  • RS-422 signal: T+, T-, R+, R-
  • RS-232 signal: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS
  • Parity: None, Even, Odd, Space, Mark
  • Data bites: 7bit, 8bit
  • Stop bites: 1bit, 2bit
  • Band rate: 300bps ~ 115200bps
  • Flow control: Data direction auto-turnaround, no flow control is required
  • Loading: RS-485/422 side 32 nodes
  • Transfer distance: RS-485/422 side 1200m, RS-232 side 15m, USB side: 5m


  • USB port: USB A type female
  • RS-232: DB9 male
  • RS-485/422: 5 bits 5.08mm terminal block
  • Serial protection: RS-485/422: 2KVAC isolation protection, 8KV static protection
  • Power supply: 8KV static protection

LED indicator:

  • Power indicator: PWR
  • Serial send data indicator: TX
  • Serial receive data indicator: RX

Power supply:

  • Input voltage: 12VDC (9~48VDC)
  • No-load power consumption: 0.348W@12VDC
  • Full-load power consumption: 0.384W@12VDC


  • Shell: IP30 degree of protection, metal shell
  • Weight: 226g
  • Dimensions (LxWxH): 100mm x 69mm x 22mm

Working environment:

  • Working temperature: -40°C ~ 85°C
  • Storage temperature: -40°C ~ 85°C
  • Humidity: relative 5% ~ 95% (non-condensing)


  • EMS: EN61000-4-2 (ESD), Level 2
  • Shock: IEC 60068-2-27
  • Free fall: IEC 60068-2-32
  • Vibration: IEC 60068-2-6

Warranty: 5 years

Certification: CE, FCC, RoHS, UL508 (pending)

General technical parameters
USB 1x USB 2.0
Serial port 1x RS-232/422/485
Industrial grade
Optoisolation 2000V
IP rating IP30
Operating temperature -40°C to 85°C
Input voltage 9~48VDC, Port powered
Certificates & standards CE, FCC, RoHS, UL508
Manufacturer's warranty 5 years

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