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 2xIn, 2x Out

Model 57737


Current firmware
Date Changes and comments Firmware revision
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
  • internal memory management dynamicized
  • Device registration at W&T possible

    To load this firmware, WuTility must be used in the newest version included!

1.35
ZIP download
Older firmware
Date Changes and comments Firmware revision
April 10, 2019
  • Configuration upload - port verification improved
  • Socket Api - settime command introduced
  • HTTP Api - settime command introduced
  • Date/time - internal clock calibration optimized
1.33
January 21, 2019
  • internal interrupt processing optimized
1.32
November 16, 2018
  • Web-API - Cross origin request can be configured
  • Rest - Cross original request can be configured
1.31
October 22, 2018
  • MQTT - uniform W&T standard topics introduced
1.29
September 20, 2018
  • Actions - Triggering by setting counter to zero optimized
  • Actions - <CR> tag for line skip introduced
1.27
June 28, 2018
  • Box-to-Box - Signal detection at start optimized
  • SNMP - download link for MIB corrected
1.24
June 4, 2018
  • SNMP - OIDs from preceding model are accepted
  • BINARY Client - Server Addr. also configurable as name
  • Configuration - internal plausibility check
1.23
March 15, 2018
  • Actions - Use of host names instead of IP revised
  • Actions - Sending of SNMP trap texts corrected
  • Upload of large configuration files improved
1.22
January 26, 2018
  • MQTT - Last Will added
  • Network buffer processing optimized
  • Actions - TCP message now also permitted on localhost
  • Outputs - Resetting for pulse revised
1.21
September 20, 2017
  • MQTT Publish: QoS can be set
  • MQTT Publish: Retain can be set
  • SNMP: UDP ports can be set
  • Outputs: Inverting revised
  • Homepage: HTTP(S) communication optimized
  • Firmware update: internal processes optimized
1.20
July 20, 2017
  • Restart behavior when changing the IP parameters corrected
  • IO processing after restart revised
  • Pulse mode: Behavior after saving corrected
  • HTTPS/TLS: Processing of large data blocks optimized
  • Accuracy of the internal clock improved
1.18
June 28, 2017
  • MQTT: ClientID output corrected
  • MQTT: No publish without message text
1.17
June 8, 2017
  • Display of network interruptions on Home
  • Actions: Output of HTTPS requests added
  • Actions: Logic in IO combinations revised
  • Client specifications for MSL/MTU size taken into account
  • SSL network buffer management optimized
1.16
May 11, 2017
  • Website callup optimized
  • Parameter transfer revised
  • Pulse mode: Reset behavior corrected
1.15
March 20, 2017
  • Network buffer processing accelerated
  • SSL handling revised
  • Start-timeout for unused sockets
1.14
February 3, 2017
  • Menu guidance and operation revised
  • current SNMP-MIB added
  • SNMP - OID tree adjusted
1.13
January 18, 2017
  • Menu guidance and operation revised
  • Password protection for Box-to-Box improved
  • XML format for REST adapted to standard
  • Configuration and administration of the actions improved
1.12
October 6, 2016
  • Firmware for pre-production version
1.10