EDA9133D-LORA integrated power monitoring module
Category:
Power monitoring module
Key words:
Product description
Main feature
1, EDA9133D-LORA products with 32-bit ARM processor as the core has outstanding performance and more functions;High performance, high speed AD chip synchronous AC sampling, digital filtering and calibration, reasonable data processing algorithm，Ensure the reliability and accuracy of data;Communication interface, power supply, voltage input, current input, electrical energy pulse output, etc., are isolated from each other，To ensure the reliability of the product;
2, set a comprehensive three-phase AC parameter measurement, harmonic analysis, network communication is equal to one;Truly realize the power distribution site management function;
3, the three-meter method high-precision measurement of three-phase three-wire/four-wire AC circuit more than 40 kinds of three-phase electrical parameters: voltage, current, active/reactive/apparent power, power factor, frequency, active/reactive electric energy, zero sequence current, voltage imbalance, voltage/current K value, voltage/current 0 ~ 51 harmonic components;
4. Ac sampling technology is adopted to realize four-quadrant power measurement of receiving/feeding line, and high-precision measurement of positive/reverse active power and inductive/capacitive reactive power;
5, harmonic distortion THD, K value factor, three-phase voltage, current imbalance, zero sequence current and various kinds of power maximum/minimum/average statistics to facilitate users to observe and analyze the power supply quality of the grid and monitor the three-phase line transaction;
6, input three-phase AC 45 ~ 75Hz voltage, current;Voltage range (phase voltage) is 60V, 250V optional;Current range is 100A, 200A, etc. (mA level input is used for selection of current transformer)。Overload capacity is 1.2倍量程输入可正确测量，瞬间(<1S)电流10倍、电压3倍量程不损坏。
7, the novel combined structure and appearance design, to ensure that the product has a super small volume but has a stronger function;
8, strong anti-interference design, digital automatic calibration and maintenance-free design, industrial devices, standardized production process and testing, to ensure that the product is suitable for a variety of complex environments and harsh places;
9, a variety of optional power supply mode: AC85 ~ 265V;
10, standard RS-485 communication interface, MODBUS-RTU communication protocol;Can communicate with various brands of PLC, RTU and industrial control configuration software;
11, wireless Lora communication interface, communication center frequency band 470M。In the one-click networking with the collector, the collector automatically allocates the channel and communication address。
12, the products can be widely used in: distributed power system monitoring, substation integrated automation system, unattended substation, low-voltage intelligent distribution system, intelligent switchgear/switchboard, intelligent box transformer and building automation system;
Product function
1, standard PT, CT input, suitable for various voltage levels and wiring methods;
2, more than 40 kinds of three-phase electrical parameters of high-precision measurement;
3, high-speed, high-precision AD sampling chip synchronous AC sampling, to achieve four-quadrant power direction measurement, positive/reverse active power, inductive/capacitive reactive power high-precision measurement;
4. Data update cycle: 0.5 seconds, true RMS measurement;
5, high measurement accuracy: current/voltage is better than 0.5%, other electricity is better than 1.0％；
6, the use of zero sequence current/voltage imbalance can achieve three-phase line anomaly monitoring;
7, harmonic distortion THD/K value factor to facilitate timely analysis of power supply quality;
8, 1 can be set active/reactive power pulse output;
9, real-time measurement of three-phase current, three-phase voltage 2-51 harmonic components and phase;
10, 4 temperature measurement interface, can measure the cable temperature;
11, high precision real-time clock;
12, standard MODBUS-RTU communication protocol;
13, infrared communication interface, convenient field debugging;
14, standard RS-485 optical insulation communication interface;
15, wireless Lora communication interface, communication center frequency band 470M。In the one-click networking with the collector, the collector automatically allocates the channel and communication address。
16, various parameters (address, baud rate, ratio, etc.) can be set by the computer "far away";
17, all measurement data and alarm signals can be read through the communication port;
18, the measurement accuracy of the module adopts intelligent automatic calibration mode, maintenance-free design;
19, wired communication response period 0.2S，采用无线方式 <2S；
20、供电方式： 相间取电或辅助供电，AC85～265V功耗 <3W；
Product parameter
Input voltage: voltage range (phase voltage) : 60V, 250V;
Overload capacity: 1.2x range/correct measurement;one.5x range/continuous;3 times range / 1S;
输入负荷： <0.1VA(100V) ; <0.4VA(500V)； 输入阻抗： >1 kΩ／V；
Input current: Current range: 5A, 100A, 200A and other mA signal input;
Overload capacity: 1.2x range/correct measurement;2 times range/continuous;10x range / 1S;
输入负荷： <0.1VA； 输入阻抗： <10mΩ；
Input frequency: Input range: 45 ~ 75Hz;Rated frequency: 50/60Hz;
绝缘强度： 2000V/AC,50/60Hz; 绝缘电阻：≥250MΩ；；
供电电源与功耗：相间取电，辅助供电均可，<3W;
Anti-interference: When the fault is caused by strong interference, it can automatically reset immediately;The parameters and electric energy are set correctly.
Average trouble-free working time: ≥50000h;
External: External size: 122 X 70 X 43mm Installation: rail type;
Working environment: Working temperature: -25 ~ 60℃;Storage temperature: -40 ~ 85℃;Relative humidity ≤90%, 86 ~ 106kPa, no corrosive gas place;
If you have any questions, please consult immediately, we will arrange a professional engineer to reply you!
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