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Din Rail Three Phase Power Meter Electric Energy Smart Meter WiFi 4G Wireless Communication Optional
JSY-MK-323 three-phase smart meter meets the relevant technical requirements of the IEC 62053-21 national standard for Class 1 three-phase active energy meters, and can directly and accurately measure electrical parameters such as voltage, current, power, power factor, electricity, and total quantity in a 3 phase AC power grid with a rated frequency of 50HZ or 60HZ. Built-in RS485 communication interface and MODBUS-RTU protocol, it is easy to connect with various AMR systems, featuring good reliability, small size, light weight, beautiful appearance, and convenient installation.
JSY-MK-323 wifi meter can be widely used in energy-saving renovation, power, communication, railway, transportation, environmental protection, petrochemical, steel and other industries to monitor the current and energy consumption of AC equipment.
Features:
1. Collect 3 phase AC electrical parameters such as voltage, current, power, and electricity energy etc.
2. Adopting a dedicated measuring chip and effective value measurement method, with high measurement accuracy.
3. With 1 RS-485 communication interface.
4. Standard Modbus-RTU communication protocol, which has good compatibility and is convenient for programming.
5. RS-485 communication interface with ESD protection circuit.
6. Wide working voltage AC80-240V.
7. Using industrial grade chips, built-in watchdog, and equipped with comprehensive lightning protection and anti-interference measures to ensure reliability.
8. High isolation voltage, withstand voltage up to AC 2000V.
9. Through-core or split-core current transformers optional.
Specifications:
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Product Model |
JSY-MK-323 |
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Three-phase AC Input |
Voltage Measuring Range |
100V, 220V, 380V etc. optional. |
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Current Measuring Range |
5A, 20A, 50A, 100A, 200A, 300A etc. and external split-core current transformer optional. |
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Signal Processing |
Using dedicated measuring chip with 24 bit AD sampling. |
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Overload Capacity |
Current 1.2 times measuring range is sustainable. Instantaneous(<200mS) current 5 times, voltage 2 times, measuring range will not be damaged. |
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Input Impedance |
Voltage channel＞1KΩ/V, current channel ≤ 100mΩ. |
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Switching Quantity Output |
1 relay, open circuit output. Voltage, current overload alarm protection output function |
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Communication Interface |
Wireless communication WiFi |
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Interface Type |
1 RS-485 interface |
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Communication Protocol |
MODBUS-RTU protocol |
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Data Format |
Can be set by software, "n, 8,1", "e, 8,1", "o, 8,1", "n, 8,2" |
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Communication Rate |
The baud rate of RS-485 communication interface can be set to 1200, 2400, 4800, 9600Bps, factory default baud rate 9600bps, data "n, 8,1" format. |
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Communication Data |
Electrical parameters such as voltage, current, power and energy, as shown in the Mdobus data log list. |
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Measurement Accuracy |
Voltage, current, power: ± 1.0%; Active power level 1 |
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Isolation |
DO/RS-485 interface, isolated from AC power supply, voltage input, and current input, isolation withstand voltage 2000VDC. |
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Power Supply |
Optional 100V, 220V, 380V, voltage line 100V-380V |
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When powered by AC220V, the peak voltage shall not exceed 265V. Typical power consumption: ≤ 2W |
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Working Environment |
Working Temperature |
-20~60 ℃ |
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Storage Temperature |
-40~85 ℃ |
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Relative Humidity |
5-95%, no condensation (at 40 ℃) |
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Altitude |
0-3000 meters |
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Environment |
No explosions, corrosive gases or conductive dust, no significant shaking, vibration or impact. |
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Temperature Drift |
≤ 100ppm/℃ |
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Installation Method |
4P Din rail |
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Product Size |
70x90x57mm |
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Shenzhen JSY Technology Co., Ltd.
Power Metering and EV Charging Module &Solution OEM /ODM Expert