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Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in the center of Shanghai, Hangzhou and Suzhou cities. YTL is a professional China Single Phase Smart Meter Supplier RS485 Modbus/DLT645 Suppliers and Single Phase Smart Meter Supplier RS485 Modbus/DLT645 Company. With more than 20 years of energy metering experience, we devote ourselves to providing competitive projects and creating value for customers. YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. Since our foundation in 2000 we have grown to a manufacturer which complies and meet to many specifications from our national and international partners. At present our export volume makes us a leading company for technology and product export to more than 50 countries throughout the world. With provincial high-tech enterprise R&D center, YTL is the Top 100-enterprise with most investment value in Zhejiang. And“Yongtailong”is the famous brand of Zhejiang. For any new products of customers, we will communicate with customers very professionally, listen to their opinions and give useful suggestions to ensure that excellent quality products are made.
Single Phase Smart Meter Supplier RS485 Modbus/DLT645 Suppliers
Single Phase Smart Meter Supplier RS485 Modbus/DLT645
Single-phase two-wire rail smart meter, can realize two-way communication through RS485 for reading and setting power data and parameters. The built-in high-quality magnetic holding relay can carry out user-side load management, and the backlight can be lit through the button to facilitate viewing data at night; The metering method can be set to meet the requirements of bidirectional measurement. The meter has multi-functions and compact structure, and is suitable for various application scenarios such as residential households, industrial fields, new energy charging stations, and renewable energy power generation.
- Type
- Functions
- Technical Parameters
- Connection Diagram
- Meter Dimensions
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Type D11A015 D11A028 Communication RS485
Modbus and DLT645 protocalWi-fine
(Wi-Fine FAN/HAN) -
- RS485 Communication, Support Modbus and DLT645 protocal, Baud rate 9600\19200\38400\115200
- It can be setted 4 measurement modes, 1-total =forward、2-Total=reverse、3-Total =forward +reverse (default)、4-Total=Forward-Reverse
- Four tariff, 8 time period
- Neutral wire,with two-way unbalanced anti-tamper function
- Open cover detection, terminal cover detection through RS485 to send alarm with value and time; Store open detection events 10 times with time and date
- Designed with blue backlight by buttons, convenient for viewing power data at night
- Standard: IEC 62052-11 2020 \ IEC 62053-21 2020 \ EN50470-3 2022
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D11A015 D51A012 Voltage AC 230V±20% AC 3×230/400V±20% Current 0.25~5(100)A 0.25~5(100)A Accuracy class Active1.0 reactive2.0 Active1.0 reactive2.0 Frequency 50-60Hz 50-60Hz Impulse constant 1000imp/kWh 1000imp/kvarh 1000imp/kWh 1000imp/kvarh Display: LCD 5+2 LCD 6+2 Power consumption ≤1W, 10VA ≤1W, 10VA Starting current 0.4%Ib 0.4%Ib Temperature range -40～70℃ -40～70℃ Average humidity value of year 75% 75% Maximal value 95% 95% -
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Welcome To A National High-tech Enterprise
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2000
Established In
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500+
Employees
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60+
Export Country
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500+
Design Right Patent
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2025-11-14In the field of commercial operations, electricity bill management has always been an important issue faced by enterprises. The traditional postpaid model has m...
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Customization capability: Thoroughly solving the problem of electricity bill arrears: the ultimate solution for high-performance prepaid electricity meters
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Beyond traditional measurement: How modern electronic instruments reshape energy management - with smart meters at its core
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China Single Phase Smart Meter Supplier RS485 Modbus/DLT645 Company