📡 Engineering Blog

#energy-monitoring

Real-world IoT guides, debugging stories, and engineering insights. No fluff — just what works in the field.

Monitoring VFDs Remotely via Modbus and 4G: Speed, Current, Faults — All in the Cloud
Guides ·

Monitoring VFDs Remotely via Modbus and 4G: Speed, Current, Faults — All in the Cloud

How to read VFD parameters — output frequency, current, motor RPM, fault codes — over RS485 Modbus RTU and push them to a cloud dashboard over 4G.

8 min read Read →
How to Monitor Multiple Energy Meters Over 4G
Tutorials ·

How to Monitor Multiple Energy Meters Over 4G

Step-by-step guide to monitoring multiple energy meters remotely over 4G. RS485 bus setup, register mapping, and cloud dashboard configuration.

6 min read Read →