The code is shown in the attached images here is the link to download the energy meter code.
Arduino energy monitor.
Assemble the components per the diagram above.
This page and linked pages detailed below document how to build whole house energy monitor that has a display for easy quick access to current energy use information usb datalogging for detailed long term data storage and internet connectivity for online graphing.
The display the display unit.
The sketch is the software that runs on the arduino.
This basic version is for apparent power only.
Note that if etching your own board the through hole parts will be a bear to solder.
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1x 9v ac ac power adapter 1x 100kohm resistor for step down voltage divider.
First a quick look at the installed setup.
Now you can upload your sketch onto your arduino if you haven t uploaded a sketch before then follow this guide on getting started.
This project creates a real power energy monitor using a nodemcu module with esp8266 12 and ads1115.
1x 9v ac ac power adapter.
Pre assembled open hardware electricity temperature and humidity monitoring units based on the arduino and raspberry pi platforms.
Attached to this step are the eagle schematics and board layouts for the arduino energy monitor shield as well as pdfs for printing and using the toner method for etching your own pcb.
Step one gather components.
Wiring up the circuit.
You can use the eagle files to get a professional board made or you can email me and see if i have any on hand for sale.
The energy monitor can calculate real power apparent power power factor rms voltage rms current.
The arduino converts the raw data from its analog input into human readable values then sends them to the serial port monitor.
Ct sensors interfacing with an arduino.
1x 100kohm resistor for step down voltage divider.
All the calculations are done in the digital domain on an arduino.
Open source smart energy monitor with some new features like terminal commands readings logger and data plotting.
All the calculations are done in the digital domain on an arduino.
Upload the arduino sketch.
Because your setup ct resistors and input voltage may be different there is a scaling factor in the sketch which you will need to change before you will get.
The arduino energy monitor.
Step one gather components.
Nov 19 2008 08 52 pm.
The energy monitor can calculate real power apparent power power factor rms voltage rms current.