Bas Rijniersce
Published © GPL3+

Measuring AC Current and Sending Data via MQTT

A few components are combined to measure AC current from three lines and send the data out via MQTT.

IntermediateWork in progress4 hours2,004
Measuring AC Current and Sending Data via MQTT

Things used in this project

Hardware components

Omega2 Plus
Onion Corporation Omega2 Plus
×1
National Control Devices Three channel current sensor for IoT
×1
National Control Devices 12 Volt 1.25 Amp Regulated Switcher Supply
The Current Sensor board requires a separate 12V feed
×1
National Control Devices I2C to IoT Interface Adapter
To use the I2C connection from the Onion Omega
×1
National Control Devices I2C Shield for Onion Omega with Ethernet Port
WARNING: The Ethernet port DOES NOT work on the Onion Omega2(+)
×1
Perma-Proto Breadboard Half Size
Perma-Proto Breadboard Half Size
×1
Adafruit USB DIY Connector Micro-B
×1
DC 12V to 5V
×1

Software apps and online services

Losant Platform
Losant Platform
Node-RED
Node-RED

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)

Story

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Code

AC Current sensor board Python code

Code that has been slightly modified from the NCD.IO sources to work on the Onion Omega2

Credits

Bas Rijniersce

Bas Rijniersce

1 project • 3 followers
Work in IT, interested in all things technical. Plumber,electrician,carpenter, designer,wood/metalworker, programmer at our Off-Grid cabin

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