Wiesemann & Theis (W&T)         

Industrial IoT, Web-I/O and Remote Monitoring Solutions

PerfectDecibel is the authorized sales partner of Wiesemann & Theis (W&T) for Portugal and Spain.

For more than 45 years, Wiesemann & Theis has been developing and manufacturing high-quality Industrial Ethernet and Web-I/O solutions designed for reliable operation in industrial environments. W&T products are recognized worldwide for their robustness, long-term availability and seamless integration into Industry 4.0 and Industrial IoT applications.

Web Thermometers
Measuring, logging and visualizing

Analog 0-10V/0-20mA

Measuring and setting levels

Digital 24 and 230V 

Com-Server

Serial Device Server for RS232, RS422/485

  • Make USB devices available anywhere       e.g. dongles, scanners, cameras

    • Remote Monitoring Made Simple

    Whether you need to monitor environmental conditions, collect process data or remotely control industrial equipment, W&T Web-I/O devices provide a simple, secure and scalable solution over standard Ethernet networks. The product portfolio includes:

    • Digital Web-I/O
    • Analog Web-I/O
    • Web Thermometers
    • Industrial Ethernet Devices
    • Remote Monitoring Solutions
    • Edge Computing Controllers
    • Industrial Networking Products
    These solutions can be deployed as stand-alone devices or integrated into existing automation, SCADA, MES and IoT infrastructures.

    Typical Applications

    PerfectDecibel supplies W&T solutions for a wide range of industrial monitoring applications, including:

    • HVAC Monitoring
    • Environmental Monitoring
    • Temperature and Humidity Monitoring
    • CO₂ Monitoring
    • Energy Monitoring
    • Building Automation
    • Industrial Remote I/O
    • Machine Status Monitoring
    • Alarm Notification Systems
    • Water and Wastewater Monitoring
    • Smart Buildings
    • Industrial IoT (IIoT)

    Industrial Communication

    W&T products support the most widely used industrial communication standards, including:

    • OPC UA
    • MQTT
    • Modbus/TCP
    • REST API
    • SNMP
    • HTTP
    • TCP/IP
    • Ethernet
    This enables straightforward integration with PLCs, SCADA systems, MES platforms, cloud services and custom software applications.

    Why Choose W&T?

    • German Engineering
    • More than 45 years of experience
    • Industrial-grade reliability
    • Easy installation and configuration
    • Secure remote access
    • Free software tools
    • Long-term product availability
    • Industry 4.0 and IIoT ready

    Contact Us

    Carlos Gomes

    PerfectDecibel Unipessoal Lda

    carlos.gomes@perfectdecibel.pt

    Mob.: (+351) 933 69 18 68

    LinkedIn: https://www.linkedin.com/in/ptcarlosgomes/