The three phase meter is constructed by connecting the two single phase meter through the shaft. Analog input module ai energy meter 480vac st 6es746pa20. The em3500 series din rail meter combines exceptional performance and easy installation to deliver a costeffective solution for power monitoring applications. The energy meter is as an application of tli4970 current sensor and xmc 2go and is a plug and play device to any electrical socket with ac supply. Implementation of a singlephase electronic watthour meter. A simple 3 phase disk type energy meter is present in the diagram below. Allelectronic power and energy meters analog devices.
Utilities is one of the electrical departments, which install these instruments at every place. This will be converted into corresponding measurements in the display section. An electric meter or energy meter is an essential device that goes with consumption of commercially distributed energy. The digital signals are then processed using a dsp or a microcontroller, which then displays the amount of energy consumed on an lcd or a led display. Application for electric andor water service pdf application for joint membership pdf bank draft request pdf. The observed accuracy was better than 97% discover the. Below is the connection of 3phase three phase or poly phase 3phase,4 wire kwh meter digital or analog energy meter from the supply to the main distribution board. A singlephase energy meter prototype has been implemented in the lab to provide measurement up 10 a load current from a 127 v line voltage. It is used everywhere, no matter how big or small consumption it is.
Utilized by more than 400 leading global electric utilities and energy producers for a variety of advanced metering infrastructure ami applications. Block diagram of modified energy meter with the help of. Pic18f87j72 singlephase energy meter reference design users. There are two types of domestic ordinary power consumers meters single phase and three phases. Below is the most common inner connection of of 3phase energy meter. Ai energy meter 480vac st 6es746pa200bd0 manual 102017 a5e36061895ab preface documentation guide 1 product overview 2 wiring 3 configuration address space 4 5 quick start reading and processing measured values 6 7 energy counters 8 operating hours counter 9 limit monitoring minimum and maximum values 10 phasebased measured values 11 12. Designed for normal 230v ac and maximum line current of 30 amps 3. Xcel energy is dedicated to providing safe, economical, and reliable service to our customers. This document is the manual for the single phase max 100 a energy meter.
Images gallery of china mobile circuit diagram download china mobile repair diagram free software repair mdf free china mobi. Full house wiring diagram with wire size and mcb rating. For this document, the phrase data processing is the method used to adjust, clean up, or fix suspect building. This software can collect energy information current, voltage, active power, reactive power, energy and so on from all modbus energy meter which connected by tcp485 gateway, 232485 converter, rs485 direct connected. Pzem004t v3 measures the voltage, current, power, energy, frequency, power factor. Meter a device for measuring the electric power and energy supplied to a customer. Were dedicated to providing safe, economical, and reliable service. The maximum number of products that can be compared is 4. What youll learn in this course in this course you will develop a smart energy meter system using gsm technology which can send you updates about the energy consumption for a particular interval of time. The single phase electrical energy meter principle block diagram is shown in fig. To expedite service connections and treat each of our customers equally and fairly, we have developed installation standards for gas and electric services. Current rating for 3 phase disk type energy meter is normally up to 100 amps.
In this application, energy meter has the following features. Based on the flow of current, the ferriwheel rotates which makes rotation of other wheels. Aug 10, 20 images gallery of energy meter circuit diagram circuit diagram of an electronic energy meter forum for hi all. Pdf a single phase microcontroller based energy meter. Mar 28, 2017 the dial of the disk meter shows only kwh usage since the time of energy meter installation. What is the solution for the drawbacks of commonly used energy meters. In this diagram, a single meter is used to both measure the grid and a single phase pv inverter. Prepaymentprepaid energy meter introduction and working. Our integrated circuits and reference designs help you create smarter electricity meters with advanced security and connectivity features to meet system design requirements. The total energy is the sum of the reading of both the elements. The ad775x family of energymeasuring integrated circuits accepts voltage inputs. The electronic energy meter is also better protected against tampering than its mechanical predecessor, and units for prepaid operation e. How the ad7755 energy meter integrated circuit can be used in threephase energy. Whether for single or polyphase meters we have the right ingredients for accurate energy measurement and efficient communicat.
Energy meter reading and monitoring system using internet of things iot present an efficient and costeffective way to transfer the information of energy consumed by the consumer wirelessly as. Grid meter, and used as control input for an ess system 1. The meter will enable us to measure energy units consumed by 3 phase loads. Eem system can do remote reading for district and buildings. Once the smart node and energy meter are wired, paired, and communicating the energy meter will show up in the sensor data row in facilisight trending data. This either takes place at the same time as heating consumption is read or centrally, e. Consumption power is calculated as the sum of selfconsumption power and import power. The information found on this page outlines the minimum requirements necessary to connect to. It enables systematic pricing of energy consumed by individual consumer as it measures the amount of electrical energy consumed by a residence, business, or. Connect the energy meter to the ccgx using the usb to rs485 cable. The meter which is used for measuring the energy utilises by the electric load is known as the energy meter.
Electric meter developers often prefer to separate the energy measurement function from the. The meter which is used for measuring the energy utilises by the electric load is known. Electricity meter integrated circuits and reference designs. On the ccgx go to the grid meter in the wired ac sensor settings. Jan 15, 2018 in this video, i try to explain the concept of singlephase electrical meter or singlephase energy meter. Energy meter circuit detailed project with source code. Make sure phase type is set to single phase and pv inverter on phase 2 is enabled. Meter, sensor, or communication errors because of broken equipment meter, sensor, or communication software malfunctions meter, sensor, or communication system replacement or resetrestart. The conventional mechanical energy meter is based on the phenomenon of magnetic induction. This paper produces the design and building a system that gives a solution to the measurement of energy and helps the local customers to save the power in an. Energy meter evm system block diagram slaa494a may 2011 revised may 20 implementation of a single phaseelectronic watt hourmeter using the 3 submit documentation feedback msp430afe2xx.
If you are interested in learning about energy efficient systems technology, then this smart energy meter project is a must. Threephase and singlephase energy meters, highquality pdf. Utilities are one of the electrical departments, which install these instruments at every place like homes, industries, organizations, commercial buildings to charge for the electricity consumption by loads such as. Your assigned xcel energy representative will work with you to find a meter location that will fit your project needs. Analog input module ai energy meter 480vac st 6es74. Download scientific diagram block diagram of modified energy meter with the help of. Smart energy meter using gsm project online course. The above block diagram represents our proposed iiot based smart energy meter i system. The rs485 to usb interface cable between the ccgx and the energy meter can be extended up to 100 meters.
Singlephase electric meter with isolated energy measurement. Product overview important information on using the. Em6438em 6436 dual source energy meter documents and. It is used in domestic and industrial ac circuit for measuring the power consumption. The phasor diagram of the energy meter is shown in the figure below. Download library, arduino code for arduino uno, nano, nodemcu and esp32. The energy consumption is measured by all electrical services using kilowatt hours meter with refer to kilowatthours kwh 1. What are the advantages and disadvantages of usual energy meters. This design demonstrates a method for keeping these meter functions separated by using an individual metrology processor and host processor. Utilities are one of the electrical departments, which install these instruments at every place like homes, industries, organizations, commercial buildings to charge for the electricity consumption by loads such as lights, fans, refrigerator, and other home appliances. Mcp6l2 and pic18f66j93 energy meter reference design users. In this article, we are going to discuss that how to design a 3 phase smart energy meter using arduino. Meter sockets a meter socket is the base portion of a socket type meter.
Electrical energy meters principles and applications. The meter offers site selectivity of kwh or kvah in addition to site selectivity for kwh or kva or w or pf thus making it easier for inventory management. Also, the same meter can connect or disconnect the 3 phase load remotely. The meter which is used for measuring the power of three phase supply is known as the three phase energy meter. Direct connection, either using the rs485 to usb interface with 1. Powerlogic em3500 series compact, affordable series of din mounted meters. Energy meters are the basic part to measure the power consumption. Here we discuss the construction and working principle of induction type energy meter. A9mem3155 iem3155 energy meter 63 a modbus 1 digital i 1 digital o multitariff. A meter that is installed at the grid connection point and measures the energypower exportedimported tofrom the grid. Electronic meters consist of current and voltage sensors that sense the amount of current and voltage consumed and this analog signal is sampled and digitized using adcs. Modeling of arduinobased prepaid energy meter using gsm. The energy is the total power consumed and utilised by the load at a particular interval of time. Flow diagram of processes involved in prepaid energy meter scheme fig.
The dial of the disk meter shows only kwh usage since the time of energy meter installation. Energy forms meter service diagram pdf meter service diagram pdf download a printable pdf copy. If a meter is used in combination with a current transformer. Energy meter circuit diagram circuit diagrams free. Ijacsa international journal of advanced computer science and applications, vol. Sep 17, 2019 full house wiring diagram using single phase line energy meter meter by tech bondhon. Implementation of a singlephase electronic watthour. A meter that is installed at the grid connection point and measures the energy power exportedimported tofrom the grid. Product overview important information on using the mcp6l2 and pic18f66j93 energy meter including a. Full house wiring diagram using single phase line energy. Jul 25, 2018 energy meters are the basic part to measure the power consumption. Electric meter developers often prefer to separate the energy measurement function from the host processor functions such as ansiiec data tables, dlmscosem, tariff management, and communications. Energy meter or watthour meter is an electrical instrument that measures the amount of electrical energy used by the consumers.
The current and the voltage acted on the solid state electronic components. I 2 current flows in both circuits, electronic meter will record accurately i. View online or download emerson energy meter installation and operation manual. Can read up to 999999 units kwh with a resolution of 0. Microcontrollerbased energy metering using the ad7755 analog. Meter enclosure a wood or metal cabinet, or metal socket, installed indoors or outdoors, in which the companys metering equipment is located. It is important that your new meter is installed in a safe, maintained, and easily accessible location. Simplified processing method for meter data analysis. Installation guide energy meter with modbus connection. Oct 17, 2017 3 phase smart energy meter using arduino.