Industrial RS-232 to RS-485 isolation module

Industrial RS-232 to RS-485 isolation module

Product Details:


Product Description

  • Compatible with RS-232, RS-485 TIA / EIA standard
  • Supports baud rate: 300 to 115200 BPS
  • Adjusts the communication baud rate automatically
  • Adjusts data transceiver automatically
  • Transparent transmission without changing the communication protocol
  • Wide operating range power supply 8-32VDC
  • 3000V isolation between RS-232 and RS-485

Typical application:
  • Serial signal remote transmission
  • For field device communication
  • intelligent building control, security engineering and other applications
  • Industrial automation control system
  • Industrial field signal isolation and long-term transmission
  • Equipment operation monitoring and control
  • Sensor signal conversion and transmission
  • Industrial field data acquisition and conversion
  • RS232 and RS485 signal conversion

Type No.: WJ101-232-485

Product Overview:

WAYJUN WJ101 is a industrial RS232 to RS485 isolated converter. It is used to convert RS232 signal into RS485 signal, makes data achieve transparent transmission, communication is stable and reliable, suitable for industrial and other high occasions requirements.

Product Type No.:

WJ101  232 -  485

  • Interface 2 : 485: RS-485 interface
  • Interface 1 : 232: RS-232 interface 


WJ101 General parameters: (typical @ +25  Vs to 24VDC)

  • Transmission distance: RS232 - 15 meters, RS485 - 1000 m (1200 BPS)
  • Communication: RS-232 to RS-485 transparent transmission
  • Baud rate: 300,600,1200,2400,4800,9600,19200,38400,57600,115200bps adaptive
  • Working mode: Asynchronous half duplex
  • Interface: RS232 interface and RS485 interface, RS232 interface can choose DB9 connector or terminal
  • Drive capability: Up to 255pcs RS485 devices per module
  • Working power: +8 ~ 32VDC wide power supply range, the internal anti-reverse and over-voltage protection circuit
  • Power consumption: less than 1W
  • Operating temperature: - 45 ~ + 80
  • Working humidity: 10 ~ 90% (no condensation)
  • Storage temperature: - 45 ~ + 80
  • Storage humidity: 10 ~ 95% (no condensation)
  • Isolation voltage: between RS232 and RS485 is 3000VDC isolation
  • Interface protection: RS-485 interface 15KV ESD protection, and lightning protection and other functions.
  • Dimensions: 120 mm x 70 mm x 43 mm


* Tips on getting accurate quotes. Please include product name, order quantity, usage, special requests if any in your inquiry.

Listen to the Code(Audio Link)

Back to top
WAYJUN INDUSTRIAL AUTOMATION All Rights Reserved.(Terms of Use)
Developed and Managed by Infocom Network Ltd.(Terms of Use)
Developed and Managed by Infocom Network Ltd.