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SDM220Modbus is a MID Approved Single Phase 100A Din Rail Multi-function Meter for EV Charging Metering. The unit measures active energy, reactive energy, current,voltage, power, power factor, frequency, demand, etc. Built-in interface provides pulse and RS485 Modbus outputs. It is a good choice for 7kW or 11kW AC EV Charging Piles.
The SDM220 Series meters has been assessed and certified as meeting the requirements of EU Directive 2014/32/EU.The EU Type Examination Certificate Number is 0120/SGS0172.
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Electrical Characteristics |
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Type of Measurement |
RMS on single phase AC system (1P+N) |
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Measurement Accuracy |
Power |
1% of range maximum |
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Active Energy |
IEC 62053-21 Class 1.0/ EN50470-1/3 Class B |
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Reactive Energy |
IEC 62053-23 Class 2, IEC 61557-12 Class 2 |
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Frequency |
0.2% of mid-frequency |
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Current |
0.5% of range maximum |
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Voltage |
0.5% of range maximum |
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Power Factor |
1% of unity (0.01) |
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Input & Output |
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Input |
Current |
Rated Current |
5A |
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Max Current |
100A |
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Min Current |
0.25A |
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Starting Current |
20mA |
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Voltage |
Rated Voltage (Un) |
230V |
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Operational Voltage |
80%~120% of Un |
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SDM220-Modbus/ SDM220-MT |
2 Pulse Output + RS485 Modbus |
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SDM220-Mbus |
2 Pulse Output + Mbus EN13757-3 |
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Modbus Communications |
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Interface Standard and Protocol |
RS485 and MODBUS RTU |
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Communication Address |
1~247 |
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Transmission Distance |
1000m Maximum |
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Baud Rate |
1200bps~9600bps |
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Parity |
None (default), Odd, Even |
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Stop Bits |
1 or 2 |
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M-Bus EN13757-3 Communications |
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Communication Address |
1~250 |
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Transmission Distance |
1000m Maximum |
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Transmission Speed |
300bps~9600bps |
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Parity |
None (default), Odd, Even |
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Stop Bits |
1 or 2 |
Eastron Electronic Co., Ltd. headquartered in Jiaxing, China, near to Shanghai, Hangzhou, Jiangsu, is one of the leading high-tech manufacturer and supplier for electricity products and energy measurement solutions. Over the years, we have developed a rich range of electricity meters, sensors, communication modules and management systems.
Eastron keeps investing on the research and development of new technology and new products on electricity metering. We have energetic and innovative development teams in both China and UK,which help us keep the competitive edge in the market. The collaboration with leading universities and institutions also brings many cutting-edge technology into our products. To make sure the reliability of the products, Eastron has setup own professional lab that can performs EMC, LVD, accuracy and environment tests according to IEC, EN, GB, UL standards.
With more than 40 patented technologies on software, embedded software and hardware, Eastron has been awarded with “High-tech Enterprise” and “High-tech R&D Centre of Electricity Application”. Eastron strictly follows ISO 9001 Quality management system, and the production is approved by SGS according to MID standard.
We develop and produce high performance electricity meters, power analyzers, current sensors, communication modules and management systems.
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