Blog
Automation possibilities with TCW242 and TDO340 MODBUS RTU modules
The TCW242 Ethernet controller and the TDO340 MODBUS RTU relay module are a perfect combination for enhancing automation possibilities. By integrating these devices, users can unlock extended relay control, ensuring flexibility and scalability for diverse IoT and...
MQTT Subscribe support in our devices
We are excited to announce a significant update to three of our devices: TCW242, TCG120-4, and TCG140-4. Until now, these devices supported only the MQTT Publish functionality. In the latest firmware update, we added MQTT subscribe support, offering even greater...
How to send emails from TCW2xx devices after Google’s “Less Secure” policy change
As Google recently announced (see more details here), starting January 2025, sending emails from less secure devices, apps, third-party apps, or devices that only require your username and password to sign in will no longer be supported for Google Workspace accounts....
TDO340 – MODBUS RTU relay output module release
We are pleased to introduce our latest innovation, the TDO340 MODBUS RTU relay output module. Designed to elevate your automation systems, the TDO340 is a versatile 4-channel SPST relay module with independent contacts, supporting the MODBUS RTU protocol for seamless...
Teracom TSH sensors integrated with Teltonika GPS tracking system
We are excited to announce a partnership between Teracom and Teltonika, two industry-leading companies dedicated to enhancing fleet management solutions. At Teracom, we pride ourselves on producing top-of-the-line temperature and humidity sensors, such as our trusted...
Introducing the TSV300 AC Voltage Transducer with Modbus RTU Interface
Precision meets versatility with our latest product - the TSV300 AC Voltage Transducer. Engineered for true RMS measurements, this transducer seamlessly adapts to 50 and 60Hz nets, making it the go-to choice for numerous applications. Not just limited to AC, it...
SFDA regulations compliance – the role of temperature and humidity sensors
The Saudi Food and Drug Authority (SFDA) has established comprehensive regulations to ensure the safety of cooled food and drugs during transportation. One of the key requirements is that all vehicles transporting temperature-sensitive goods must be equipped with...
Teracom TSH sensors integrated with Ruptela GPS tracking devices
We are delighted to announce the integration between Teracom and Ruptela, two industry leaders, to enhance your fleet management experience. At Teracom, we specialize in crafting high-quality sensors for temperature and humidity, designed to meet the most stringent...
Demystifying MODBUS RTU addressing
Introduction: MODBUS RTU is a widely used communication protocol in industrial automation, enabling seamless data exchange between master and slave devices. One essential aspect of MODBUS RTU is the addressing scheme, involving both the Protocol Data Unit (PDU) and...
How to update Teracom MODBUS RTU devices with MBRTU-Update software
Teracom's MODBUS RTU devices can be updated using two methods. The first is by utilizing the built-in functionality of controllers that support the MODBUS RTU interface, such as TCW242, TCW260, TCW210, TCG140, TCG140-4, and more. Alternatively, the device can be...