Nodemcu power meter. Smart-Power-Energy-Meter This IoT based project is a complete solution for your energy monitoring, you can monitor energy consumption of any device by using this device and also monitor through mobile app. Mar 4, 2022 · In this guide, you will learn to build a smart energy monitoring device or smart electricity meter from scratch using an ESP8266 module, such as NodeMCU, ESP32, or D1 Mini, and SCT013 —a non-invasive AC current sensor. When i try to send a query to the meter , i'm not getting any response from the meter. NodeMCU power meter with metrics consumable by prometheus. ESP32 NodeMCU Cable USB A to Micro USB Data and Power Cable – 1 Meter ₹ 35. May 19, 2020 · Here we will use PZEM-004T AC multifunction Electric Energy Metering Power Monitor module to measure the parameters and will use NodeMCU ESP8266 to post the data to an HTML Webpage. 3V. Tli4970 : The TLI4970 is a high-precision current sensor based on Infineon's proven Hall technology. Install the Infineon board package to compile the example code. Efficiently track usage, costs, and get alerts via Blynk & Telegram. The integration of the Node-MCU,PZEM sensor, Relay and provides the system as Smart Power Monitoring system. Vss --------->GND. The phototransistor used is PT204-6C. h is used for the Energy monitoring module which can be downloaded from here. Connection Diagram. Using the PZEM-004T sensor with ESP32, this smart energy meter using IoT provides real-time tracking of voltage, current, power consumption, and May 8, 2015 · The NodeMCU development ki t board with an ESP8266 running the NodeMCU firmware is connected to a phototransistor with an pull-down resistor. The Connection is as follows: XMC 2Go ---- > Tli4970. GST Feb 8, 2026 · IoT Smart Energy Meter using ESP32 for real-time energy monitoring. Feb 25, 2018 · The Power Monitor Hardware To monitor the power consumption of the ESPaper I decided to use mostly the components from our Classic Starter Kit: 1x NodeMCU V1. Sep 22, 2021 · Here ESP8266 board library is used for NodeMCU and PZEM004Tv30. Take the credentials of ThingSpeak Channel and Write API Key and update the details in the secret file present along with . ESP32 dev board, SH1106 OLED display on breadboard with USB power meter Development and break-out boards extend wiring and may add functionality, often building upon ESP32 module boards and making them easier to use for development purposes, especially with breadboards. io - ra100/nodemcu-elog You can get started quite easily using the latest incarnation of the Arduino IDE and the instructions here. Components/hardware & Tools Used. The system utilizes PZEM-004T sensors to measure Keywords—Energy, NodeMCU, Relay, Consumers I. Smart power meter provides data for optimization and reduce the power consumption. Jan 7, 2026 · Ever thought about how you could monitor the household energy usage of your home remotely without heavy hardware or a complex setup? To make this idea practical, we came up with this project: an IoT based Smart Energy Meter using MQTT with SMS alert. The code running on it for basic apparent power is available here. Link. Install the Arduino IDE. In addition you will need a INA219 breakout board which you can buy from Banggood. Testing the IoT based energy meter using NodeMCU: After complete connections and hardware setup, just upload the code into NodeMCU and open the IP address printed in the serial monitor. P0_8 ------- > SCK. The proposed system for a smart energy meter using IoT, NodeMCU, and PZEM-004T aims to overcome the lack of technical knowledge and manual readings associated with traditional energy meters. Contribute to wolfg1969/nodemcu-power-meter development by creating an account on GitHub. Smart power meter is used in domestic electric power distribution system. The ultrasonic sensor uses sonar to determine the distance to an object. . Create a channel in the ThingSpeak account. Its AC & DC measurement range up to ±50A and SPI output of 16bit (13-bit current value). This is adapted from the great Emonlib source. It is aimed at the pulse windows on the power meter. Create an account in ThingSpeak. ino file that is to be flashed in the NodeMCU. Oct 3, 2017 · I'm using NodeMCU to connect to an "Schneider electric EM-6436" energy meter via RS-485 connector using modbus protocol. Jul 20, 2021 · Learn how to use HC-SR04 Ultrasonic Sensor with the ESP32 board using the Arduino core. This system enables users to remotely access energy consumption data and related parameters such as voltage, current, power, power factor, and frequency. 96″ OLED display and some female-female jumpers. Vdd --------- > 3. P0_6 -------- > MISO. The firmware and my lua script seems stable since it has been running for more than 10 days without problems. Apr 14, 2025 · This article presents a comprehensive guide to building an IoT-based Smart Energy Consumption Meter using a CT (Current Transformer) sensor, DL69-2048 AC Power Meter, Arduino UNO, and NodeMCU ESP8266. 0, 1x 0. Smart energy meter works in a way such that it calculates the amount of energy used as well as controls it when it reaches specified limit. INTRODUCTION IoT based smart energy meters can overcome the existing problems like reducing man power, energy monitoring, load management, etc. Setting Up ThingSpeak to Visualize the Data. Install Arduino and Make It Ready to Compile the Examples. 00 Inc. bgn daj tok rmc avy wcd xns jde cwu biu cjp ezz dpt kps qwj