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EDA9133A Integrated Power Monitoring Module
Three meter method for high-precision measurement of over 40 three-phase electrical parameters of three-phase three wire/four wire AC circuits, includ
Product details
Product Features
●The EDA9133 series products have outstanding performance and more features with a 32-bit ARM processor as the core; Adopting 6-channel 16 bit A/D with 4K data rate for synchronous AC sampling, digital filtering and calibration, and reasonable data processing algorithms to ensure the reliability and accuracy of data; The communication interface, power supply, voltage input, current input, switch input, relay output, power pulse output, analog output, etc. are all isolated from each other to ensure the reliability of the product
●Integrating comprehensive three-phase AC power parameter measurement, comprehensive display, demand statistics, harmonic analysis, over limit control, switch input, relay output, analog output, and network communication; Truly realizing the "four remote" function;
●Three meter method for high-precision measurement of over 40 three-phase electrical parameters of three-phase three wire/four wire AC circuits, including voltage, current, active/reactive/apparent power, power factor, frequency, active/reactive energy, zero sequence current, voltage imbalance, voltage/current K value, and 0-31st harmonic components of voltage/current;
●By using AC sampling technology, four quadrant power measurement of power receiving/feeding lines has been achieved, with high-precision measurement of positive/negative active energy and inductive/capacitive reactive energy;
●The statistics of harmonic distortion THD, K-factor, three-phase voltage imbalance, zero sequence current, and maximum/minimum/average values of various electricity quantities are convenient for users to observe and analyze the power supply quality of the power grid in a timely manner and monitor three-phase line anomalies;
●The programmable power limit control function can achieve warning or fault control functions such as overload, single-phase grounding, high harmonic components, phase sequence errors, and voltage imbalances, to avoid accidents;
●The input is a three-phase AC voltage and current of 45-75Hz; The voltage range (phase voltage) can be selected from 100V, 250V, and 500V; The current range can be selected from 1A, 5A, 10A, etc. The overload capacity can be measured correctly with an input of 1.2 times the range, and the instantaneous (<1s) current is 10 times and the voltage is 3 times the range without damage.
●The innovative combination structure and appearance design ensure that the product has a super small volume but stronger functionality.
●Strong anti-interference capability design, digital automatic calibration and maintenance free design, industrial grade components, standardized production processes and testing, ensuring that the product is suitable for various complex environments and harsh places;
●Multiple optional power supply modes:+5V, 10-30V, AC85-264V, providing more flexibility for system design;
●Standard RS-485 communication interface (optional RS-232 interface, CAN interface), MODBUS-RTU communication protocol; Capable of network communication with various brands of PLCs, RTUs, and industrial control configuration software;
●The product can be widely used in distributed power system monitoring, substation comprehensive automation system, unmanned substation, low-voltage intelligent distribution system, intelligent switchgear/distribution panel, intelligent box transformer and building automation system;
PRODUCT FUNCTION
●Standard PT and CT inputs, suitable for various voltage levels and wiring methods;
●High precision measurement and display of over 40 types of three-phase electrical parameters;
●16 bit 6-channel synchronous AC sampling, realizing directional measurement of four quadrant power quantity, high-precision measurement of positive/negative active energy, inductive/capacitive reactive energy;
●Can set data update cycle: 0.1 seconds to 1 second (in units of 0.1 seconds); True effective value measurement;
●High measurement accuracy: current/voltage better than 0.2%, other electrical quantities better than 0.5%;
●Complete statistics on the maximum/minimum/average demand of various three-phase/single-phase electricity quantities;
●Three phase line anomaly monitoring can be achieved by utilizing zero sequence current/voltage imbalance;
●The THD/K value factor of harmonic distortion facilitates timely analysis of power grid supply quality;
●2-channel switch input; 2-channel programmable power limit control relay output (or as remote control output) can prevent/avoid accidents;
●2-channel adjustable active/reactive power pulse output;
●1 configurable 4-20mA analog output;
●Real time measurement of the 1-31st harmonic components and phases of three-phase current and three-phase voltage;
●Multiple specifications of split or integrated LCD (12864) graphic LCD display (with backlight) are available for real-time display of various battery levels and information;
●Standard RS-485 optical isolation communication interface (optional RS-232 interface, CAN interface), standard MODBUS RTU communication protocol;
●Various parameters (address, baud rate, transformation ratio, etc.) can be set remotely through the computer or instrument panel;
●All measurement data and over limit alarm signals can be read out through the communication port or queried on the display;
●The measurement accuracy of the module adopts intelligent automatic calibration mode and maintenance free design;
●Multiple optional power supply modes: AC85-264V,<3W; DC10～30V，<3W； DC5V±5%，<2W ；
Product parameters
●Input voltage: Voltage range (phase voltage): 100V, 250V, 500V;
●Overload capacity: 1.2 times the range/correct measurement; 1.5 times the range/continuous; 3 times the range/1S;
●Input load:<0.1VA (100V); <0.4VA(500V)； Input impedance:>1 k Ω/V;
●Input current: Current range: 1A, 5A, 10A;
●Overload capacity: 1.2 times the range/correct measurement; 2 times the range/continuous; 10 times the range/1S;
●Input load:<0.1VA; Input impedance:<10m Ω;
●Input frequency: Input range: 45-75Hz; Rated frequency: 50/60Hz;
●Relay output contact capacity: 5A/250V/AC; 5A/30V/DC;
●isolationstrength： 1500V/AC,50/60Hz;Insulation resistance: ≥ 100M Ω;Between all input and output terminals, there are: communication interface, power supply, voltage input
Three phase current input, switch input, relay output, power pulse output, analog output;
●Power supply and power consumption: AC85-264V,<3W; DC10～30V，<3W； DC5V±5%，<2W；
●Data update: adjustable from 0.1 seconds to 1 second (in units of 0.1 seconds); True RMS measurement, 6-channel 16 bit synchronous sampling, 4000 times/second;
●Anti interference: It can automatically reset immediately when a fault occurs due to strong interference; The set parameters, electrical energy, etc. are error free;
●Mean time between failures: ≥ 50000 hours;
●Appearance: Dimensions: 122 X 70 X 54mm;
●Installation method: rail type;
●Working environment: Working temperature:-20～70℃Storage temperature:-40～85℃；Relative humidity ≤ 90%,86～106kPa，Non corrosive gas environment;
External dimensions
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