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-Thermo-Hygrograph

Model 57620

Current firmware
Date Changes and comments Revision
July 8, 2020
  • Encrypted cloud transmission for maintaining function using enhanced security standards (TLS1.2), which this hardware does not support, are turned off.
 1.92
ZIP download
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Older firmware
Date Changes and comments Revision
July 7, 2017
  • Error in cloud access fixed
 1.90
on request
September 25, 2014
  • Problems in measuring value sending to the W&T cloud fixed
  • Current configuration settings added to MIB
 1.86
on request
June 17, 2014
  • Encrypted transmission of the measurement values to the cloud via SSL
 1.85
on request
June 2, 2014
  • New: Functionality for sending measurement values to the W&T cloud added
  • Error in Alarm Delay-Time fixed
  • Display error for DHCP Lease Time fixed
 1.84
on request
April 16, 2014
  • SSL/TLS transmission stabilised
  • User login blocked/waits for the end of the encrypted transmission
  • System performance increased browser access accelerated
  • Error corrections made to the graphical value display
  • New: Encrypted e-mail sending using SSL/TLS
  • New: Bi-language firmware: German/English selectable
 1.83
on request
February 19, 2014
  • Flash codes for emergency access/Factory Default Reset revised
  • New: Encrypted e-mail sending using SSL/TLS
  • New: Bi-language firmware: German/English selectable
Firmware 1.82 or higher for WuTility v.3.82 (starting 1/11/2011) can be loaded into devices!
 1.82
on request
February 17, 2014
  • Password entry for language selection added
  • New: Encrypted e-mail sending using SSL/TLS
  • New: Bi-language firmware: German/English selectable
 1.81
on request
February 12, 2014
  • First firmware version
 1.80
on request
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