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Single-phase AC &DC Electric Energy Monitoring Module RS485 &TTL Power Metering PCBA For EV Charging Posts
JSY-MK-211 single-phase AC &DC metering module fully meets the relevant technical requirements of Class 1 single-phase active energy meters in the IEC 62053-21 national standard, and can accurately measure electrical parameters such as voltage, current, power, power factor, quantity, and total quantity in single-phase AC power networks with a rated frequency of 50HZ or 60HZ. With 1 RS485 communication interface, 1 TTL level interface (optional), and MODBUS-RTU communication protocol, making it easy to connect with various AMR systems. It has the characteristics of good reliability, small size, light weight, beautiful appearance, and easy installation.
JSY-MK-211 can be widely used in energy-saving renovation, power, communication, railway, transportation, environmental protection, petrochemical, steel and other industries, for monitoring the voltage, current, and energy consumption of AC or DC equipment.
Features:
1. Collect electrical parameters such as voltage, current, power and electric energy in single-phase AC or DC.
2. Adopting a dedicated measurement chip and effective value measuring method, with high measurement accuracy.
3. With RS-485 communication interface, TTL communication optional.
4. Standard Modbus-RTU communication protocol, which has good compatibility and is convenient for programming.
5. Wide working voltage AC80~264V, DC 5V.
6. Using industrial grade chips and equipped with comprehensive lightning protection and anti-interference measures to ensure reliability.
7. High isolation voltage, withstand voltage up to AC: 2000V.
Specifications:
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Product Model |
JSY-MK-211 |
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Single-phase AC Input |
Voltage Measuring Range |
AC 1~300V |
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Current Measuring Range |
10mA~10A |
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Signal Processing |
Using a dedicated measurement chip, 24 bit AD sampling |
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Overload Capacity |
10A range sustainable |
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Input Impedance |
Voltage channel＞1KΩ/V, Current channel ≤100mΩ |
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Single-phase DC Input |
Voltage range |
DC 1~300V |
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Current range |
10MA-10A |
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Signal processing |
Using a dedicated measurement chip, 24 bit AD sampling |
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Overload capacity |
10A range sustainable |
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Input impedance |
Voltage channel＞1KΩ/V, Current channel ≤100mΩ |
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Communication Interface |
Interface Type |
RS-485, TTL interface optional |
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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 |
Can be set as 1200bps, 2400bps, 4800bps, 9600bps. |
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Communication Data |
Electrical parameters such as voltage, current, power, electricity energy etc. Refer to the Modbus data log list. |
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Measurement Accuracy |
Voltage, current, power: < ± 1.0%, Active power level 1 |
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Power Supply |
AC 80V~260V. When powered by AC220V, the peak voltage shall not exceed 265V. Typical power consumption: ≤ 2W. |
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DC 5V ±5%. |
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Working Environment |
Working Temperature |
-20~70 ℃ |
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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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Module Size |
75x50mm |
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Shenzhen JSY Technology Co., Ltd.
Power Metering and EV Charging Module &Solution OEM /ODM Expert