W&T connects
Interfaces for TCP/IP, Ethernet, RS-232, RS-485, USB, 20mA, glass and plastic fiber optic cable, http, SNMP, OPC, Modbus TCP, I/O digital, I/O analog, ISA, PCI
Firmware:

Web-IO 4.0 Digital 12xIn, 12xOut, 1xRS232

Model 57731

Current firmware
Date Changes and comments Revision
January 11, 2022
  • HTTPS - Chunked transfer revised
  • SSL/TLS - Certificate upload now possible again
  • DHCP - IP assignment with DHCP relays adapted
  • Boot sector - Emergency access when firmware update is interrupted now revised
Please use the newest included version of Wutility for the update.
 1.54
ZIP download
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Older firmware
Date Changes and comments Revision
October 7, 2021
  • Outputs - Pulse mode revised
  • Inputs - Short pulse processing improved
  • REST - Digest authentication corrected
  • Homepage - Size of display tiles adjusted
  • My Web Page - JavaScript optimized
 1.52
ZIP download
August 2, 2021
  • Actions - HTTP Request Basic Auth. revised
  • Actions - HTTP Request Digest Auth. revised
  • Actions - HTTP Request POST revised
  • Boot Up - Denial of Service by UDP flood blocked
 1.51
ZIP download
May 3, 2021
  • OPC - OPC UA implemented
  • TLS - Uploading your own certificates is possible
  • Actions - REST token timeout adjusted
  • Actions - REST compatibility improved
  • Pulse Mode - Internal handling improved
 1.50
ZIP download
August 12, 2020
  • SSL/TLS - TLS stack expanded with Version 1.2
Reverting to firmware revisions lower than V1.36 is no longer possible after this update!

After the update a restart (simple reset) of the Web-IO is required

To load this firmware, WuTility must be used in the newest version included!
 1.44
ZIP download
July 2, 2020
  • Socket-API - counterclear - set value corrected
  • Web-API - counterclear - set value corrected
  • Web-API - Cross Origin Request expanded
  • Actions - POST added to HTTP requests
  • Actions: Token authentication possible with HTTP requests
After the update a restart (simple reset) of the Web-IO is required

To load this firmware, WuTility must be used in the newest version included!
 1.43
on request
May 25, 2020
  • Internal processing latencies reduced
 1.41
on request
March 12, 2020
  • IO-LED indicator - synchronization problem after reset fixed
 1.40
on request
March 5, 2020
  • Actions - Cold start as trigger possible again
  • Actions - Warm start as trigger possible again
  • SNMP - Indexing problem for actions corrected
  • MQTT - SSL transmission and Client-ID introduced
 1.39
on request
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