Sct013 esp32. Lesson learned: I will stick with the initial .

Sct013 esp32 ESP32, ESP32-S2, ESP32-C3 and ESP32-PICO of which there are 3 sub-variants. 96"oled display. h" // Include Emon Library EnergyMonitor emon1; // Create an instance #include <WiFi. I had forgotten I had changed to an ESP32 and was using the ADC directly instead of via an ADS1115. # Example configuration entry sensor: - platform: ct_clamp sensor: adc_sensor name: "Measured Current" update_interval: 60s # Example source sensor - platform: adc pin: A0 id: adc_sensor I am having limited success and non-linear readings. Report repository Releases. Below are the scenarios I have tested so far: SCT013 - 30A/1V => Zero output SCT013 - 100A/50mA => Zero output with burden resistors ( 22 Ohm) SCT013 - 100A/50mA => Getting some readings without burden resistor. Lesson learned: I will stick with the initial Nov 2, 2021 · Hi, I want to use a SCT013 20A/1V with an ESP8266. That's about 160µVeff of 3 mA (or 0. Mar 25, 2024 · Hi, I am trying to create a home energy monitor using my ESP32 and the SCT013 [50A/1V] CT sensor (It gives a reading of 1v when 50 amps of current goes through a wire). 2A as well. Using SCT manufacturer docs[and other], which are mostly focused on Arduino I’ve calculated values and created schematic examples for different approaches. 65v as a reference and a 23. I continued with the resistive voltage divider circuit, so that I use 1. Just be sure to not use 5V with an ESP8266 or ESP32. However, I'm encountering an issue with calibrating the current sensor, the "SCT013 10A/1V. PCB Assembled and Tested(ESP32 S2 Board (Wemos) not included). No installation required! Jun 22, 2021 · I see this issue has been posted a number of times including the one I stole my tittle from but yet I do not see a solution to any of them. h. PCBWay’s Christmas and New Year Mega Sale! Make an Dual Mar 19, 2022 · Home Energy Monitor using ESP32, CT Sensor sct-013-000, zmpt101b voltage sensor - harivemula/home-energy-monitor-esp32 Date 2019-08-01 Category Project Tags 16x2 LCD / CT Sensor / ESP32 / Perfboard / SCT013 “ One day I was wondering: how much electricity is flowing through my apartment right now? Looking online I found various sensor devices like Smappee and Sense, but those are relatively expensive and even require a subscription. reading time: 15 minutes. Contribute to Molorius/esp32-ads1115 development by creating an account on GitHub. org, Licence GNU GPL V3 */ #include "EmonLib. However, I am getting a reading of 1-1. 84 A * 230 V) when turned on. SCT-013-000 is a Split Core Current Transformer with built-in sampling resistor. We also have voltage sensor (ZMPT101B) and current Apr 28, 2023 · In this article, discuss the process of connecting ADS1115 16-bit ADC module with ESP32. it is a current transformer that can be used to measure AC current up to 100 amperes. I am using 10k resistors for my voltage dividers as well as a capacitor to ground. 05. I tied the CT to a Jul 10, 2021 · I have connected a split core current transformer model SCT013 to an ADS1115 converter, which communicates via I2C with an ESP8266 WEMOS D1 mini: image. Jul 25, 2022 · Yes, you can have multiple SCT013 on one ESP32. This is the NodeMCU ESP32 OLED Module, on some sites referred to as Wemos LOLIN32. Basically i need to measure the current of a big 380v AC machine, I bought a SCT-013-000 (100A version) current sensor and started searching on the web for a tutorial 🙂 I stumbled on this specific tutorial, i recreated the scheme with the resitors, the burden and the capacitor but, i might be doing Nov 23, 2015 · I have a CT for measuring current, type SCT013, voltage output type. However, it looks like a AC sensor, so make sure your pump is running on AC, not DC. ino file and wifi and other config information in config/config. It uses an SCT-013 current sensor, an LM358 operational amplifier, an ESP32 microcontroller, and a TFT display for real-time data visualization. Microcontroller and display on the same board? That meant I didn't have to figure out how to mount a separate display in my enclosure and how to connect it to the ESP32 Cheap power monitor (STC013) with Home Assistant Discover and Wemos D1 Mini / PRO (esp8266) - alcar21/WemosEM Dec 26, 2022 · N x SCT013 Split Core Current Transformer 100A-50mA. 51. mqtt websocket esp32 sensor realtime wifi adc measurement acs712 sct-013 powermeter zmpt101b. This outputs the data. So here it goes When I use the very bone sketch for getting the data from the CT, it works like a charm. It supports MQTT, live monitoring via web interface, IO ports ( can be switched depending on measured values ), a simple OLED driver for simple value reports, editable Aug 1, 2019 · So I decided to build my own with an ESP32 and the SCT-013 sensor. No installation required! Apr 21, 2018 · d) connect the SCT013 with no current. Required libraries (Tools -> manage libraries) - EmonLib libary V1. long timeBetweenClampSamples = (long) ((1000000. No releases published. 64V but then jumps to over 2V periodically with the third clamp attached. Ref: Dec 9, 2024 · what circuit are you using to connect the SCT-013 to the ESP32 ADC? the SCT-013 output is a AC voltage which you need to offset to input to the ADC then sample over several cycles to get the RMS current have a look at measure-ac-current-using-arduino-and-sct-013. Skip to content. 5 W at 230V) through the sensor. Other Hardware. (See the image of the first prototype below). I'm geting shitty readings 😑 Rb 33 kOhm My goal for test is to only see change in values when load is on/off. I got everything compiling and running but my serial output is not putting out stable and correct values. Updated Oct 29, 2023; G-code; BmdOnline / Feb 25, 2021 · Here is an example wiring diagram I found for a similar SCT013-020 CT. A 12V recovery power supply - You have to find an old 9-12V coil power supply in a drawer to convert it to Oct 31, 2024 · Tool for calculating burden resistor size, CT turns and max Irms (thanks to Tyler Adkisson for building and sharing this). 14) Translucent Blue Box, Hammond (#1591XXLTBU, 5. 3 V power supply with the same circuit tree, everything works. e) Using an external ADC (mcp3201). And also it must be done by using an ESP32 because the library is designed for ESP32. 0 forks. I have also Feb 12, 2023 · Overview. Condition: New New. 0 stars. In particular, the ESP32 is a powerful microcontroller with built-in Wi-Fi and Sep 18, 2021 · I have a big doubt, I have tried to read voltage from a SCT-013-030 sensor with an esp32, ports 34 and 35, I created an offset voltage with a simple voltage divider and a capacitor (I have tried different values, 4. [11:25:19][D][ct_clamp:038] Home Assistant Community Esp32 and multiple Sep 14, 2022 · Searching across Internet for SCT013 usage in ESPHome I’ve found plenty of examples. Jan 11, 2025 · IoT based Smart Energy Meter: IoT based Smart Energy Meter using ESP32 & Google Sheet or Google Spreadsheet-In today’s article, you will learn how to make an IoT based Smart Energy Meter using ESP32 WiFi + Bluetooth module, the ZMPT101b AC Voltage Sensor, The DFrobot CT Clamp Current Sensor, And the Google Sheet or Google spreadsheet as the Nov 28, 2024 · Overview. Saturation and distortion will Mar 30, 2022 · Overview: In this Project let learn how to interface an ACS712 current sensor module with ESP32 microcontroller board to measure the AC current of the load and display the current in Amperes and power consumption 由于此网站的设置，我们无法提供该页面的具体描述。 Aug 26, 2017 · Guys, I've just try to build Current Readout using SCT013 and Energy Monitoring Library, during runtime somehow causing "Hearbeat Timeout" on Blynk, 1384, room 16 tail 8 chksum y⸮[20742] Connecting to Camar-24 [24743 Jan 9, 2020 · Hey guys! It's been a long time ever since I was working on a hardware project. When measuring the voltage Jan 20, 2023 · When connecting electrical devices, a good value is always added. 0 / mainsFrequency) / numSamplesPerCycle); long nextSampleDue = 0; // The timing is in microsecs bool Jun 17, 2021 · For this tutorial we’ll program the ESP32 using the Arduino core. Copy path. 6 days ago · This is SCT-013-030 Non-invasive AC Current Sensor Clamp Sensor 30A. 03. And using ads1115 for external adc bcs esp32 isnot quite good. It is working on induction. Approximately US $8. Utilizes a 7-inch HMI Display to visualize the voltage, Current, Power, Power Factor, Energy Consumption & Cost. Here comes the problem. Omhoog. Serial communication is disturbing the current reading so i left that out. Verified purchase. Dec 24, 2022 · Multiple phase DIY energy consumption monitor using ESP32 and ESPHome - danpeig/ESP32EnergyMonitor. Sign in  · All around Annex RDS for ESP8266 and ESP32. But you cannot measure your consumption with that setup because that will give you only the current. Feb 26, 2020 · I am trying to connect my CT Clamp to my NodeMcu Amica using the CT Clamp ESPhome Integration. 24 when i turn the light off its 0. Other models can be used, see below. The Current Transformer Clamp (ct_clamp) sensor allows you to hook up a CT Clamp to an analog voltage sensor (like the ADC sensor) and convert the readings to measured single phase AC current. Mar 11, 2024 · Hi I have connected a SCT013-240V sensor to my ESP32 (+ some discrete components). ESP32-DevKitC). the wirering is illustrated here: my problem is, if I attach the sensor to a powerline (of course only one of the three wires) which has a momentary load of 35W I got as an result 80W. And I was wondering if the analoge input of the ESP can be used for this purpose? And if yes what is the best way? regards Har. Result: values of 0. ; Connects the ESP32 to the internet via WiFi and uploads the Energy Meter Data to the Blynk Server; Calculates the estimated cost of electricity consumed based on a predefined cost per kWh, The ESP32 is needed for the 3 sensor version, but for a 1 sensor version, an ESP8266 will also work. Navigation Menu Toggle navigation. Use the 3. I now Aug 17, 2022 · The system is based on a low-cost ESP32 microcontroller that is interfaced non-invasive Current Transformer (CT) sensors, and voltage sensor to get data from sensor nodes and deliver it to a Blynk Jun 28, 2018 · The SCT013 series are sensors of non-invasive, current transformer s that measure the intensity of a current that crosses a conductor without needing to cut or modify the conductor itself. Setup is with ESP32-S2 (NodeMCU) with ADS1115. 5A or 10 to 20W. 6v (VDD + 0. In this project, we will build an IoT-based Smart Electricity Energy Meter using ESP32 and the newly updated Blynk 2. 04 +/- 0. First, you need to set up a voltage sensor source (ADC sensor, but for example also ADS1115) and pass it to the CT clamp sensor with the sensor Jan 13, 2025 · New for 2025 ESPuno Pi (ESP32-S3 or ESP32-P4 based), SDK. Annex RDS Forum. Im planning to use thingspeak. It's an ESP32 development board with a built-in OLED display. Solar Energy Monitoring – Safe Mains Import and Export Aug 15, 2022 · Please note I have omitted a burden resistor for the sct013-030 input, as that clamp already has one. 5mm phone jack panel mount, Switchcraft (#35PRM3, 2. This sensor is commonly found in CircuitSetup 2 and 6 channel energy meters and the Sep 19, 2018 · Hello, i’m just getting started with this. SCT-013 series is an AC current clamp sensor which is manufactured by YHDC. Past 6 months. 75 A AC, or 170 W for 5 A CT clamps; 1. When i plug my Jul 31, 2021 · Followed this article on ESP32+SCT, but I can’t seem to make ESP32 read the current data from SCT sensor. I’m using a ESP32 to firstly calibrate my SCT. On the right side there are four inputs for current transformers, each one with it’s own biasing circuit and choosable burden resistor: possible values are 100,470,2k2 and 4k7 ( the last two Electricity monitoring library - install in Arduino IDE's libraries folder then restart the IDE - Savjee/EmonLib-esp32 Jan 13, 2025 · Dev Boards - ESP32 Boards. The Smart Electricity Energy Meter project aims to develop an innovative solution using embedded systems to monitor and manage electrical energy consumption in real Jan 9, 2025 · The ESP32 DEVKIT V1 DOIT board (version with 30 pins) has 15 ADC pins you can use to read analog inputs. ESP32 and DHT11, publish and subscribe example. h> const char* ssid = "*****"; // your network SSID (name) Dec 18, 2022 · Basically it’s a board equipped with an ESP32 as mastermind for general purpose IO and with a ADS1115 for reliable current transformers interfacing. All I’m really trying to do is detect the Simple Power meter with an esp32, ads1115 and SCT013-030 - JGantner/ESP32_Powermeter SCT013_Sensor. Activity. 99. 1 day ago · IoT and Embedded System Simulator: ESP32, STM32, Arduino, Raspberry Pi Pico, displays, sensors, motors and WiFi simulation. I have the sensor plug in the live cable in the Jul 28, 2021 · It appears that most give up and either use a separate ADC to feed the digital data to the ESP32, or use an Arduino (and the Atmel ATMega 328P for which emonLib and emonLibCM were designed) and use the ESP32 only for Jul 28, 2021 · Using pin 34 on the ESP32, but it always give 0, but I used the Arduino UNO with a 3. Therefore, sensors can only be connected to the Aug 11, 2024 · Utilizing hardware components like the SCT-013 current sensor, ZMPT101B AC Voltage Sensor, ESP32 Wi-Fi Module, and software components such as the Blynk Application, this project. 5mm stereo / Sony male jack - matching the female connector) and wire that to the ADC so you can easily remove or replace the SCT013. 0 1,169 2 minutes read. I'm using this with an ESP32 to determine when the clothes dryer is done. So my attend to do May 31, 2019 · OUT connected to ESP32 DevKitC Board pin G35; Vcc and Gnd connected to 5V and Ground respectively; Non-invasive AC Current Sensor Connections. Can I ask you to see if I have totally misunderstood? Thanks // Define the analog pin for sensor input const int analogPin = 2; // . Sep 29, 2022 · Now I’m using an ESP32 + SCT013-000 + ADS1115. ) What will happen if the CT output is low? (In my understanding, the CT output will vary from 0 to 50 mA Jan 4, 2024 · Hi everyone! I'm new here I think I need help with a project i'm working on. So it looks as if the sensor picks up some noise, but still ok. We have previously built an IoT DC Energy Meter, GSM Prepaid Energy Meter and also an IoT Energy Meter using ESP32 using the old Blynk Application, but with the recent upgrade of the Blynk platform, it was necessary to  · A very flexible ESP32 power meter / energy meter with SCT-013-0x0, ZMPT101B, ACS712 sensors. Clone the source from my repo. 010 corresponding to 0. The meter will wirelessly transmit real time metering data up to a Raspberry Pi over WiFi to store in a database. I got four points for each position in the dryer switch, so the total points in the calibration were 12. Brand: YHDC ; Product Code: SCT013-100A Jan 10, 2025 · I will certainly check out the seller when I need more ESP32 based boards to see if what I want is here. 0 application. Things You’ll Need To build this smart energy monitoring device, you need the following, Sep 23, 2021 · I have an SCT-013-000 connected to my ESP32 microcontroller and I am having problems setting the calibration value. 0. Post by Fernando Perez » Jun 20, 2023 · How SCT-013 Sensor Work with arduino,ESP8266 And ESP32 Board. 4 Channel ESP32 S2 Mains Current Sensor - To run this example, you should have one ESP32 dev board (e. pv router pour ESP32. The ESP32 ADC pins don’t have a linear behavior. Hi I picked up a sct013 100A current clamp and a ads1115 for a homebrew powermonitor system using a pico The home energy meter will hook up to the electrical distribution panel in your home to monitor power usage for the entire panel and a few key branch circuits. 7uF, 10uF, 100uF), and I have noticed that at "low" current, around 9Amps, the readings look to be okay, however when the current increases, the readings seem I am using a ESP32 NodeMCU board, ADS1015, SCT013-15 CT and a 0. Much like our Split Single Phase Energy Meter, the 6 channel uses current transformers and an AC Oct 20, 2023 · Hey, I am a newbie to programming, and I am working on creating a smart plug to measure the voltage, current, and subsequently the power consumption of the appliances I'll be plugging in using an ESP32 Dev kit. 8DC, i bought it from df robot. 05A when the current through the measured line = 100A. Watchers. I used the following guide to help me out however, the readings I get are not accurate at all. The Raspberry Pi will host a web server to present the data in a meaningful way to the user. ino program as supplied in EmonLib and get the exact same results as described in a previous forum post with the same title by hammad426623. 1. ino files is my code for using SCT-013 with esp32 fyi i'm using SCT-013-030 with measurement capability between 5A - 30A Feb 9, 2020 · Hi all: I’m at my wit’s end. But i have problems with the measurement. May 3, 2024 · ESP32 with ZMPT101B Repository This repository contains code and resources for interfacing an ESP32 microcontroller with the ZMPT101B AC voltage sensor. 08;) When i put it to one of my mains and start my Sep 22, 2023 · The ESP32 data sheet shows several power supply pins, That said, perhaps it’d be a good idea to find out which ESP32 “board” he’s using as there are many varieties available, not to mention there are at least 4 variants of the ESP32 chip itself. 1 x SCT013 AC Current sensor 0 to 100A Output 0-50mA and 3. I’ve been trying for days to use an sct013-030 current transform to measure voltage, using an ADC pin on a esp32 development board - details in footer I’m using the circuit described on openenergymonitor “interface with an arduino”. 5mm stereo jack; AC Current sensor 0 to 100A Output 0-50mA. micropython for esp32. my esp32 always read 0. The CT clamp from an old wireless Efergy elite energy monitor qty 2 Seed Studio AC current sensor, YHDC SCT013-100 100A, 50mA (#10199029, 11. So I guess I need to calibrate but after several days I haven;t managed to get it working. Some notes on the ESP32 ADC: The ADC defaults to reading 0v to 1. Optionally, you can also connect an external sensor, here we choose the BH1750 just for an ATM90E32 Power Sensor¶. Takes me back to the 68705P3 we used for quadrature decoding driving 4 large red 7 segment leds for end stop positioning on press brakes circa 1986, nice chip for the time, the This is a source code of current sensor modules with esp32 as a controller That . Value of 0. " Even when there's no power connected, it's giving me Mar 9, 2023 · Hi, @aprentik Can we please have a circuit diagram? An image of a hand drawn schematic will be fine, include ALL power supplies, component names and pin labels. The next step is to switch to an ESP32 for sending the data to a server. Skip to main content. Est. So, make sure you have the ESP32 add-on installed in your Arduino IDE: Installing the ESP32 Board in Arduino IDE (Windows, Mac OS X, Linux) If you want to program the ESP32 using VS Code with the PlatformIO extension, follow the next tutorial instead: Modul für den SCT013 Sensor add-on Aktionen Auslöser Automation Bedingungen Bewegungssensor BME680 Bodenfeuchte code Datenübertragung DHT11 Druck DS18B20 ESP32 esp32-CAM ESP8266 ESPHome Garten Gas HASSIO Home Assistant IAQ ICs Kamera LED Luftfeuchtigkeit Luft Qualität motion MQTT Node-red NodeMCU Pinout Projects Protokoll For each position in the dryer, I increased the loops inside the sensor until reach four turn measuring in each turn the current in the wire with the Amp Clamp, the RMS voltage (Vrms) and the Peak-to-Peak voltage(Vpp) of the sensor with the Arduino. costo Normal user Berichten: 500 Lid geworden op: 21 Nov 2015, 14:03 Locatie: NL, zw-NB. in this smart energy meter project we measure the AC Voltage, Current, and Watt, and Display The All Date to 16×2 LCD Display as well Contribute to multinet33/pv-router-esp32-fork development by creating an account on GitHub. mlabs2018 (2101) 100% positive; Seller's other items Seller's other items; Contact seller; GBP 6. 3v). Mar 9, 2021 · I am new with SCT013 but I managed to work with an Uno. Este número de amostras é uma maneira de fazer um filtro digital pois calculando a média de muitos semiciclos, atenuará o erro de instabilidade. Modify the calibration information in home-energy-monitor. Dec 23, 2020 · Ehm, I'd consider either cutting the cable, or ordering a male connector (3. Amazon. This is better than 1875 and use 1 mV when using a very precise voltage source as CT sensor SCT-013 เป็นเซนเซอร์ที่ใช้วัดกระแสในไฟฟ้า AC สามารถวัดได้สูงสุดที่ 100A การใช้งานเพียงแค่เอาเซนเซอร์ไปครอบไว้ที่สายไฟที่ต้องการวัดกระแสเท่าน Mar 28, 2022 · I’ve got several problems offsetting to zero values when no current flows. Dev Boards - ESP32 Display. Multiple phase DIY energy consumption monitor using ESP32 and ESPHome - danpeig/ESP32EnergyMonitor. As hammad426623 posted I also get a current of 0. I reused the wiring diagram from that article to Arduino nano and it gives a better reading. I found these great CT (see link) that measure 100A ADS1115 driver for ESP-IDF. Hello everyone, I just started a blog where I plan to show the A not so simple but very flexible smart meter based on ESP32. I found out that the ADC1015 is much faster than the ADC1115. The CD4051BE is only to expand the amount of analogue interfaces. Note também que o número de amostras é a mesma quantidade de medidas, mas o tempo de leitura dependerá do CT Clamp Current Sensor¶. To problem is the following: When i run the sample program for reading Current data it works fine: #include "EmonLib. This sensor has a build in burden and 5 days ago · The SCT013 sensors are instruments that help us measure the amount of electrical current flowing through a wire. Some of them better other worse. If you receive May 22, 2023 · For SCT-013 Current Transformer (CT) clamps with 1 V output, those first 150 mV we can't reliably read off the ESP32 ADC pins means that, depending on the CT ampage, we can't read power below the following values, making the ESP32 ADC pins unsuitable for the purpose : 0. The atm90e32 sensor platform allows you to use your ATM90E32 voltage/current and power sensors () with ESPHome. So it is possible to multiply by 18750 and use 100 µV as unit for highest possible resolution. 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. Contribute to nueapop/fp_micropython development by creating an account on GitHub. 3V as wisely mentioned below my @tom_l. The ADS1115 breakout board is a high-resolution analog-to-digital converter (ADC) that can be used in various microcontrollers, Nov 8, 2017 · This SCT013 sensor looks like a clamp sensor. ESP32-WROVER Kit) or ESP32 core board (e. New for 2025 STEM SDK Board : IPEM Raspberry Pi PiHat Power Energy Monitor Board SDK. The microcontroller takes measurements every 5 minutes and transforms the sensor value in mA to its estimate in Amps. This code base is using FreeRTOS for better Sep 23, 2021 · Hi friends, I have an SCT-013-000 connected to my ESP32 microcontroller and I am having problems setting the calibration value. So it seems to work in general. I am using an SCT-013-010 sensor. e. Packages 0. Slightly worse than using the internal ADC. I'm using the following scheme with 2 10K resistors and one 22 resistor with a 10uF capacitor. 007 to 0. 2 x N x 10 kOhm resistor; N x 10uF electrolytic capacitor; The ESP32 DEV Board has two ADC (Analog to Digital Converter) registers but due the Wifi communication, only one is available for this project. h" Jun 13, 2022 · Home Energy Monitor using ESP32, CT Sensor sct-013-000, zmpt101b voltage sensor - rotoapanta/home-energy-monitor Jul 19, 2019 · I’m trying to hook up a SCT-013-030 clamp sensor to a ESP32 NodeMCU board, using the same 2 resistors (10k) + 1 capacitor (10uF) circuit that’s used virtually everywhere to connect these clamp sensors to esp or arduino boards. As my one has an internal burden (62ohms) i only needed to add 2 10k and one 10uf cap. 2A for my IRMS when the sensor is connected or not. Hi ! SCT013 - 100A/50mA. 3v device with an absolute maximum voltage rating in the datasheet of ~3. . It is designed to measure alternating current (AC) flowing through a conductor without the need for direct electrical contact which Mar 9, 2022 · If you supply 5v into any of the GPIO pins on the ESP32 there may be irrepairable damage to the ESP32 which is a 3. Quick links. These pins have a resolution of 12 bits, which means you can get values from 0 to 4095. Easily clamps over the hot wire and reads the current nicely without needing a burden resistor. Dev Boards - ESP32 LoRa. Sensors. The consumption is the integration of the product of current and voltage over time. Blame. STEM SDK Boards : Air Quality CO2 and CWX Weather Monitors Solar Energy Monitoring – Inverter Battery Charge and Discharge Monitoring. 50) qty 2 3. I calibrated May 12, 2018 · Penjelasan Singkat Pada artikel sebelumnya telah dibahas tentang sensor arus menggunakan ACS712 yang dimana digunakan untuk mengukur arus pada suatu rangkaian. This is my code below, I am hoping someone can help me on Jul 27, 2019 · Nice link thanks. weado: it's the main reason to use this type of sensors : avoid to connect or disconnect the electrical wires. 66 volts which is considering 50 mA output from the current transformer (CT. Take measurements every second to get an accurate picture of Dec 24, 2022 · There are currently two types of current sensors under the SCT013 family: The default circuit used for this project uses a 100A range transformer with a 50mA output. My ICAL is set to (double ICAL = 1. ESP32 by Espressif Systems V1. I printout the analogRead(34), it always give me 4095. - rdalla/proj_kicad_esp32_energy_consumption This project is a portable current monitoring system that measures and displays electrical current and power consumption. So there will be no big currents through the sensor itself. Sep 22, 2023 · I am trying to use ESP32 and current sensor SCT-013-020 to post Current data (Irms) to ThingSpeak. png. We can use these Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. Even if I do not clamp my CT sensor to any wire, it still gives me some sort Jul 20, 2019 · Hi, I am using my Arduino development tools to use emonlib on an ESP32 development board. Dev Boards - ESP32 LILYGO. New. PowerUC Non-Invasive Sensor: YHDC SCT013-000 CT used with Arduino. If you are going to use another range of Sep 6, 2022 · This post will explain how to make your own electricity monitor using a raspberry pi, an ESP32 and an SCT-013 current sensor. Jan 24, 2017 · What is an SCT-013 sensor? The SCT-013 family consists of non-invasive current sensors that allow measuring the intensity that passes through a conductor without the need to cut or modify the conductor. Based on EmonLibrary examples openenergymonitor. without cutting or changing the wire. You can see that your “R1” resistor is included inside the CT packaging. It accurately translates these readings into digital data, representing AC voltage, AC RMS current, and power consumption. The SCT013 (10A/1V) is connectet via 2x10K and 10uF as described in the forums. Mar 4, 2021 · I attempted to use an SCT013 with 100A rating with multiple different burden resistors but found the 20A model more straight forward since the dryer's information plate says 120VOLTS 60Hz 6 AMPS. Oct 4, 2021 · After seeing the introduction of the Energy section in Home Assistant, I wanted to get onboard with monitoring the homes electricity consumption. 0 by OpenEnergyMonitor. To convert its output voltage into Arduino-readable values, I'm using it with an AC Current signal conversion Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. 10. the probe SCT013-30A. using the SCT-013 clamps with the ESP32 I use a ESP32-4-Channel-Mains-Current-Sensor Oct 3, 2023 · Introduction In this project, we build an IoT-based Smart Energy meter Using ESP32 Board and a new Blynk 2. A brand-new, Aug 16, 2022 · MQ7 — A0 pin to Pin 34 of ESP32, VCC to 5v of ESP32, GND to GND of ESP32; Using rduino nano, ESP-8266 and SCT013. Feb 11, 2020 · ESP32 + OLED in a single module. I’m testing this with a toaster connected, which draws about 890W (3. 5V to power the sct013 so in theory my lowest reading should be 0V and my highest 5V. N x SCT013 Split Core Current Transformer 100A-50mA. Firstly is this wrong a Arduino Forum ADS1115 and AC => Power Monitor. To read a value in the Arduino IDE, you simply use the analogRead() function. I've also attempted the entire circuit with my own custom code and an ESP32 Devkit, exact same results. 9090, however when using this I only gain inexact values. Run IoT and embedded projects in your browser: ESP32, STM32, Arduino, Pi Pico, and more. The ADS1115 breakout board is a high-resolution analog-to-digital converter (ADC) that can be used with various microcontrollers, including Arduino, STM32, and ESP8266/32. The connections for this sensor is a bit more complicated than Dec 15, 2020 · So me and my groupmates are been working on with our thesis project about energy meter. Barry Peralta. I've seen in some that the count of your calibration value would be 90. Meaning: no wire-cutting and not putting a meter between every socket and light bulb. Aug 1, 2021. we have ready many projects like Home Automation and DHT22 Sensor related to the Blynk application. 1 watching. Dev Boards - ESP32 Modules SMD . All the measured values are then Jun 15, 2021 · Equipment ESP32-WROOM-32-D Arduino Uno Current Transformer (CT) 100A, 0-1V DC Output I am starting a project to monitor my home electoral usage. Stars. Forks. They are off by a huge margin. Prateek Send an email 20/06/2023. d***t (82) - Feedback left by buyer. Mar 1, 2023 · I am using 2. Anyone using these with an ESP32? ESP32/ESP8266 Based WattMeter ( Blue clamp SCT013-050 Current Coil or any Current Coil ) - GitHub - ajaybnl/ESP32-ESP8266-AC-Wattmeter-With-Mqtt-Wifi-: ESP32/ESP8266 Based WattMeter ( Blue clamp Skip to content. ino. e. General. Sep 5, 2022 · Hi All, Good day! I am getting zero reading for SCT013 with burden resistors. 2 x N x 10 kOhm resistor; N x 10uF electrolytic A not so simple but very flexible smart meter based on ESP32. 1v or 0v to ~3. It is based on ESP32 with current sensor (sct-013 50A/1V). Jun 18, 2023 · The Expandable 6 Channel ESP32 Energy Meter can read 6 current channels and 2 voltage channels at a time. Whether you are working on a project that requires AC voltage measurement, monitoring, or control, this repository provides a starting point and example code to help you get started. It supports MQTT, live monitoring via web interface, IO ports ( can be switched depending on measured values ), a simple OLED driver for simple value reports, editable May 29, 2023 · Good day, i have project to measure small current below 1 amps and then monitor it through website. When i clamp the SCT013 onto a wire, it reads around 1-1. Load I use is an oven at 1000 W. I put a multimeter on the ESP32 ADC pin that is reading the larger CT clamp, and it reads 1. According to this link, the current through the sensor itself is 0. FAQ; Board index. Voltage is hardcoded as 120V but can be susbstituted by a voltage sensor if more The project is a energy monitoring module. 4096 for ESP32 const int smoothingReads = 4; // The Uno gets away nicely with just 1 const int mainsFrequency = 50; const int numSamplesPerCycle = 100; // Samples to take per mains A/C cycle. Maybe there is some solution for this here, but I didn’t find it. (Note: this tool does not take into account maximum CT power output. Oct 31, 2022 · Hello everyone, hope everyone is doing well, I am currently doing a project on energy monitoring and I want to connect the data to Blynk app. 83) You are An IoT-based energy meter using ESP32, SCT-013, relay, and ZEMT 101B modules, providing real-time energy usage data and alerts via Blynk cloud server to promote energy conservation. In this tutorial, we will explore the process of interfacing the ADS1115 16-Bit ADC Module with ESP32. -013 Sensor project Building a Energy Meter with Arduino SCT-013 Sensor SCT Mar 19, 2022 · Source Code. 3v, depending on arduino-esp32 version. 50 A AC, or 345 W for 10 A CT clamps The SCT013 CT sensor is a popular Current Transformer (CT) sensor used in energy monitoring systems. These sensors work by using a special technique called electromagnetic induction. Sep 16, 2023 · I’m looking at getting my hands on a few of these SCT-013 current sensor clamps My question is, how much modification is required to integrate this with an ESP32 and esphome? Voltage deviders etc? Also, if voltage deviders are required, do they need to be altered with each different current measurement? eg, 20A 50A 100A etc. 6. SCT-013-000 is a Non-Invasive AC current sensor i. Interfacing ZMPT101B Voltage Sensor with ESP32. Jul 7, 2019 · Make a non-invasive energy monitor for the entire apartment. My very own Fitbit for electricity consumption! Make a non-invasive energy monitor for the entire apartment. No installation required! Dec 19, 2023 · The ESP32 MCU plays a crucial role by processing the outputs from both the AD736 and the ZMPT101B circuit. 9090, however when using this I only gain inexact Jun 13, 2016 · Hey Guys, I hooked up four SCT-013 (-030 / 30A) with a CD4051BE to the ESP8266 (NodeMCU). Dev Boards - ESP8266 . I am using the current_only. Dec 21, 2024 · PCB Assembled and Tested(ESP32 S2 Board (Wemos) not included). I'm using the SCT-013-020 current probe (voltage output type), which can detect up to 20 amps of current. In our project, the esp32 is the main board we are using. Others have used the same circuit with an esp32 with no problems. What can I do and is it even possible to use Perceba que o ESP32 é bem mais rápido que o Arduino também na prática. g. The log below started with little things on, and then I switched on the kettle, air con and electric car charger. s1l3ntang3l March 1, 2023, 3:55pm 1. Feb 27, 2024 · This IoT AC Energy Meter does the following tasks:. In the Feb 24, 2024 · I have already tried 3 sct013 sensors and always have the same result. 13 A Oct 31, 2018 · DAOKI SCT013 Split-core Current Transformer Non-invasive Sensor AC 100A 50MA Split Core with ADS1115 +Audio Cable Female+10PIN Male and Female Dupont Wire. So what I'm currently doing is an electrical overloading detection system. ESP32 is a 32-bit processor, so I use int32_t instead of int16_t. Im using sct013 5A/1V and the module to convert the outout from 1V Ac to 2. Measure AC with SCT013, ADS1115 and ESP8266. Akan tetapi pada artikel kali ini akan Oct 7, 2021 · Is it really safe to use this circuitry in the same way for powering the ESP32 (with different burden resistance value?) Text in the image shows it generating 4. 3 Ohms Burden. Contribute to multinet33/pv-router-esp32-fork development by creating an account on GitHub. When i put the clamp on a device consuming 30 watts i get irms1=0. lwio nzyc gnst hbgha yinrstr drtuq jvjhn vbzvmo dsifku rtnv