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...

Cellular networks 2G, 3G, and 4G LTE – pros and cons

Cellular networks have undergone significant advancements over the years, starting from the first generation (2G) to the latest fourth generation (4G LTE). Each generation comes with new features and improvements, making it important to understand the differences...

Sending Email notifications using public mail servers

Sending email notifications using public mail servers is a frequently used function of Teracom’s remote monitoring and control modules. The TCW and TCG modules can send Email messages if any of the measured values is in an alarm state. Most modules support TLS...
GSM geolocation principles and how it works

GSM geolocation principles and how it works

Tracking the location of devices has been around for a while. When it comes to location, GPS technology springs to mind, however this time we are talking about GSM geolocation. Its major advantage compared to using GPS tracking is that it works well indoors and in bad...

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