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
Product overview:

Sensors for room air

Web sensors for °C, %rF, hPa and CO2

Video Web Thermometer thumbnail

Web Thermometers from W&T detect temperatures and made them available over the network.

  • Fast access to current and documented measurement values
    over Web interface or app
  • Alarm messages
    for example via e-mail and SNMP trap
  • Simple integration into IoT, SCADA, MES and NMS systems
    via OPC UA, OPC DA, MQTT, Modbus/TCP, REST and SNMP
Web Thermometer video

You activate the video function using the following button, whereby you use the provider Google and (at your own risk in terms of data protection ;) share data with it.

Temperature, relative humidity, air pressure and air quality measurement

  • #57713


    Temperature, humidity and barometric pressure

  • #57720


    Temperature and humidity

  • #57729

    Web-Thermo-Hygrometer ++
    Web-Thermo-Hygrometer ++

    drift-free relative humidity & temperature

CO2 measurement

  • #97200


    CO2 measurement with remaining time indication

  • #57721

    Web-IO CO2
    Web-IO CO2

    Carbon dioxide sensor

Measure temperature only?

  • Temperature sensors

    Web Thermometers

    Here you will find devices with strictly temperature sensors

Additional products for visualization & networking

  • New


    Industry Switch for DIN rail
    Gigabit Switch Industry

    Networking in the control cabinet
    24V supply voltage

  • New


    IP Watcher
    IP Watcher 2xIn, 2xOut

    Network Monitoring
    Alarm for device failure

  • #50504


    Measurement data in embedded MySQL incl. visualizations using drag&drop.

Free software and tools

  • WuTility - Management tool

    Inventory and commissioning

  • Web-IO2Go

    The iOS app for Web-IO 4.0 and Web Thermometer

  • OPC server

    Convenient incorporation into visualization systems

  • Sensobase®

    Store measurement values on a database server

  • W&T Cloud

    Optionally you can store the measurement data directly to the W&T cloud. Ideal for cross-location access to all your measurement data: