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 230V Relay 4xNO, 4xCO

Model 57838


Current firmware
Date Changes and comments Revision
January 13, 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
 Show older firmware...
Hide older firmware...
Older firmware
Date Changes and comments Revision
October 7, 2021
  • Outputs - Pulse mode revised
  • 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 4, 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
  • Web-API - Cross Origin Request expanded
  • Actions - POST added to HTTP requests
  • Actions: Token authentication possible with HTTP requests
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!
1.43
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
January 7, 2020
  • Actions - Digist authentication for HTTP(S) requests revised
  • Inputs/Outputs - Filter and pulse settings adapted for new hardware drivers
1.38
on request
December 12, 2019
  • Downgrade block - JSON enable included
  • MQTT - Last Will connection topic revised
  • SNMP - private authentication revised
  • Date/time - weekday calculation revised
  • Homepage - Action tiles expanded
  • Config Up/Down Load - processing accelerated (no more timeout)
1.37
on request
December 2, 2019
  • SNMP - Time compensation for SNMPv3 corrected
  • Pulse mode - Dependencies when resetting adjusted
  • REST - Greater tolerance for upper/lower case in HTTP header fields
  • Actions - Number of possible actions increased to 30
  • Actions - For HTTP(S) requests W&T placeholders are accepted
  • Actions - For HTTP(S) requests greater tolerance for upper/lower case in HTTP header fields
  • User page - Problems in representing W&T tags fixed
  • Memory management - used address space expanded
1.36
on request
August 1, 2019
  • SNMP - Support of downward compatible OIDs improved
  • SNMP - Support up to SNMPv3
  • Configuration_Upload - Timeout behavior optimized
  • Version query expanded
  • MQTT - Ping timeout corrected
  • Device registration at W&T possible
1.35
on request
June 15, 2018
  • Firmware for pre-production version
1.32
on request
Hide older firmware...

Up