Overview pro trinket power meter adafruit learning system. The input voltage value is then be converted into current and power. Please leave a comment if your arduino power meter works. It is used for electric power departments, measuring and quality examine departments and electric lab to field use. Building your own meters not only bring down the cost of testing, but also gives us room to ease the process of testing. An rf power meter is a device which you can use to measure the power a transmitter outputs. With majenkos help i made up a detailed set of automated tests, increasing the mega2560 power input by increments of 200 mv, taking a reading from both the power supply and my multimeter.
Power energy meter using arduino use arduino for projects. Pdf development of power factor meter using arduino. How to build an arduino energy monitor measuring mains. This link is listed in our web site directory since wednesday aug 3 2016, and till today arduino power and swr meter has been followed for a total of 3004 times. The complete program to do the same is given at the end of the page which. Open source smart energy monitor with some new features like terminal commands, readings logger, and data plotting. Refer to the getting started page for installation instructions. Open source iot meter devices for smart and energyefficient. Sep 07, 2015 the folks at electrolabs designed this simple usb power meter which does just that. The folks at electrolabs designed this simple usb power meter which does just that. The system uses the power meter monitor fr491, an arduino uno rev3 and the ethernet shield with enc28j60. The energy consumption is measured by all electrical services using kilowatt hours meter with refer to kilowatthours kwh 1. This power meter project is perfect for connecting to a project or device to measure its power consumption and estimate how long it will run on batteries. Uk plug power meter electricity usage monitor ac 230v250v a max 7 modes power consumption socket home energy volt amps watt analyzer with memory function, overload protection and large lcd display.
Lets take the same arduino uno and run the sleep code. The regular txrx pins are needed for flashing the software onto the arduino. This link is listed in our web site directory since tuesday mar 8 2016, and till today arduino swr and power meter has been followed for a total of 1264 times. Im a member of the model aircraft c19lub fms spaarnwoude near amsterdam and i started building and flying drones. Electricity consumption meter peacefair pzem 004 pdacontrol.
Nov 14, 2016 simple arduino home energy meter i was walking through the hardware store the other day and i walked past an energy meter which clips onto your homes electricity mains and then provides you with information on your power consumption and cost estimates for the month. How to build an arduino energy monitor measuring current only. Aug 25, 2016 without a lot of work, its easy to save power with the arduino pro mini. There are two types of domestic ordinary power consumers meters single phase and three phases. When the first load having a rating of 200watts is. Next make sure you have the following arduino libraries installed. Arduino based wattmeter can easily be tweaked to monitor the results on. The environment is written in java and based on processing and other opensource software. Smart meter using pzem004t for the measurement of electrical parameters like voltage, current, active power and energy, power factor and frequency. A good 32bit computational power similar to the zero board, the usual rich set of io interfaces, low power sigfox communication and the ease of use of the arduino software ide for code development and programming. Make sure youve setup the arduino ide to program pro trinket and can successfully write sketches like the.
Iot based electricity energy meter using esp12 and arduino. A zigbee system is then deigned and integrated into the proposed power meter, and used to transmit the detailed power consumption data and outage event data to rearend processing system. Play video i belong to a village of odisha, india where. This is the complete arduino code for logging your gas, water and powermeter to an sqldatabase. In recent years there has been an ongoing and growing trend of interconnecting various devices or. Summary here we describe the design, wiring and the actual building of a 240v ac grid power meter. May 22, 2016 the lcd screen on this usb key shows the voltage and power consumption.
The principals peripherals are a ds3231 rtc module and an sd card reader. How to create an intelligent, web enabled, power meter with. The main components of the power meter are an acs712 sensor, an arduino nano, and a 20. For the calculation, only one analog input on the microcontroller is needed. How to build an arduino energy monitor measuring mains current only. Monitor your homes energy consumption and start saving on your. The opensource arduino software ide makes it easy to write code and upload it to the board. A smart home electric energy counter built with an arduino.
You will see the power consumption and electricity bill is updating. Electrical engineering basics first things to do, is get approximately 2. This project shows how to build an arduino based electricity consumption monitor using the industruino proto platform. In order to measure the electrical energy consumption, we chose to use the finder energy meter, since it is designed for din rail use and fits perfectly in the main cabinet of our house. For some time i wanted to buy a singlephase electricity consumption meter, a few months ago i got peacefair reference pzem004 meter, its price seemed affordable, it has the advantages of being a noninvasive meter in the electrical circuit and has a communication protocol to request data such as active instantaneous power kw, voltage v, amperage a and active power. The digital micro power monitor volt energy is made with human oriented design which is lightweight and portable. We calibrated each and measurement of power by the rating of bulb. The kit includes a meter clamp to measure current plus a data transmission unit. Measuring power consumption current of an arduino using a. The acquisition system is based on a commercial product available in our store, the fr491. Can i install a wattmeter on the circuit breaker at my home to measure the power consumption of each room. Circuit diagram for iot based energy meter using arduino and nodemcu is given above, connect esp12 as below.
Aug 21, 20 the acquisition of current consumption rates takes place by means of small clamps placed on top of the phase conductor of the power line section you want to control. Smart energy monitor based on arduino arduino project hub. The resource is currently listed in in a single category. When we connect this wattmeter on to a device which is in operation, the 162 lcd displays its voltage value in volts, current value in amperes and power consumption. Even a lowly arduino uno is more than capable of capturing two channels at more than a kilohertz. The software portion of the project resided on the. Usage pro trinket power meter adafruit learning system. The ds3231 is connected to the processor via i2c bus sda a4 and scl a5 pins in arduino, plus power. An arduino sketch to connect an ina219 module to an esp dev board and measure voltage, current, power, energy consumption and costs via the blynk mobile app. Earlier i have posted an instructables on arduino energy meter which was mainly designed to monitor the power from the solar panel dc power in my village. Can i install a wattmeter on the circuit breaker at my home. Make sure youve setup the arduino ide to program pro trinket and can successfully write sketches like the blink sketch to the device.
For the calculation of power consumption we use an arduino uno board. Because we know that ac power or watt consumed by the load is equal to product of ac voltage, ac current and power factor. Ac digital multi function smart meter using arduino and pzem004t. I used a solar panel of 10 watt,6v for lighting few bright leds. Conclusion this is a project based on arduino board which can measures the voltage, current and power consumption of the devices at a time. What is the correct way to measure the power consumption and or current draw of an arduino using a multitester. Edited to add more about power consumption it appears that my initial claim that the current consumption goes up with an increase in voltage was wrong. The acquisition of current consumption rates takes place by means of small clamps placed on top of the phase conductor of the power line section you want to control. A new tutorial by the diy life is for building a home energy meter that provides information about power consumption and cost estimates for the month. Unfortunately the refresh rate of the lcd screen is too low so on the picture above, only part of the display is visible. The device measures voltage and current and displays them, along with the calculated power, on the small 0.
The power consumption meter measures the apparent power in a 3phase electrical installation and calculates its true power consumption remotely. All these features make this board the preferred choice for the emerging iot batterypowered projects in a compact form factor. The circuit is based in an arduino nano, but, it could be constructed arround an arduino uno or any compatible board, even with and atmega328 and few components. Figure4a hardware setup for power measurement single load. Thus, an interface with hardware and software is made easier with arduino sketch for power and energy measurement. Ac digital multi function smart meter using arduino and pzem. Once the hardware is assembled youre ready to install the arduino sketch that drives the power meter. Simple arduino home energy meter i was walking through the hardware store the other day and i walked past an energy meter which clips onto your homes electricity mains and then provides you with information on your power consumption and cost estimates for the month. The whole project can also be realized very easily with an esp32 or nodemcu. Mcu to get reads and saves them and to cut off power on the esp8266 and a6 untill it needs them. I currently own an octocopter with 1 m span and added a camera with gimbal and a live video link to it. Since this meter only monitors the supply current, it works well for loads which operate close to unity power factor purely resistive. This shield for arduino is part of a system for measuring and monitoring electricity consumption with web interface.
The device measures voltage and current and displays them. The arduino based wireless power meter is a noninvasive current meter for household power with a. The main category is ham radio arduino projects that is about arduino projects for ham radio applications. Without a lot of work, its easy to save power with the arduino pro mini. Like, a wattmeter built using arduino can easily be tweaked to monitor the results on serial monitor and plot a graph on serial plotter or add an sd card to automatically log the values of voltage, current and power at predefined intervals. Smart meter using pzem004t for the measurement of electrical parameters like voltage, current, active power and energy,power factor and frequency. Jun 12, 2017 an arduino sketch to connect an ina219 module to an esp dev board and measure voltage, current, power, energy consumption and costs via the blynk mobile app. Still, now i am receiving emails and messages from people with questions regarding hardware and software modification for monitoring ac power consumption. Using arduino and some other components you can build your own energy meter that measure the supply current to your home through a ct current transformer, current, power, maximum power and. We can use it to measure the power consumption of an ac appliance such as a water cooker, a tv, a laptop charger, anything you plug into a wall socket. The cool thing about this product is that it has an rs485 modbus interface, an industrial standard communication protocol which makes talking to an arduino. When using the softwareserial module with digital io pins it wasnt possible to get a reliable communication link to the esp01 at the default 115200 baud rate.
Jul 27, 2019 even a lowly arduino uno is more than capable of capturing two channels at more than a kilohertz. Plastic digital micro power monitor volt energy meter tester. The power meter monitor is composed from a sensor terminal with a wireless transmitter and a monitor with an lcd display. Building a safe esp32 home energy monitor hackaday. A lot of people have done the open source power meter with arduino. Every management system is trying to make an automatic, portable. Usage software once the hardware is assembled youre ready to install the arduino sketch that drives the power meter.
The meter is designed to be installed in the general electrical distribution panel of the building and the measured data are transmitted wirelessly using an ieee 802. However, in active state, running at 1mhz saves a lot of power 3. The arduino converts the raw data from its analog input into human readable values, then sends them to the serial port monitor. Power meter shield for arduino this shield for arduino is. The sketch is the software that runs on the arduino. The code i have wake up every few seconds upon watchdog timer timeout and toggle the onboard l led. In power down state, running at 8mhz seems to consume as much power as at 1mhz.
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