YG-RLM (D) series of heat meters are a new generation of integrated single-flow heat meters developed on the basis of YG-RLM series for the Chinese market. This product uses advanced nonmagnetic technology and has the features of simple structure, compact size, elegant design, and light weight. It can be used to measure the flows of both heating and cooling systems in living areas. The temperature range is 4~95
Features:
1. Flow-rate range: 1.5~3.5m3/h, caliber choice: From 32mm, 40mm
2. Min. Temperature difference 3
3. Horizontal/vertical installation
4. Smart single-flow design, capable of recording flow rate and volume
5. Compact size, light weight and elegant design
6. Advanced nonmagnetic sensing technology
7. High precision design, meeting Class 2 metering requirements of EN1434 and CJ128 standards
8. A lithium battery with service life exceeding six years
9. Optional remote RS485 or M-BUS output, convenient for remote systems
10. Payment settlement date renewable, 18-month data storage
11.360o revolving monitor for easy reading
12. Wide measuring range (q s/q I =100: 1)
13. Low startup flow rate
14. Capable of measuring both heat and cold energies
15. For use at water inlet end (heat meters for return water end are available at the request of users)
16. PT1000 temperature sensor pair
17. Environment class: A
Measuring Features:
1. Water pressure: No more than 1Mpa
2. Measuring Class & Max. Tolerance
This product is for Class 2 measurement, and the max tolerance is shown in the curve below:
E=± (3+4Δ Min/Δ +0.02qp/q)%
Therein, Δ Min means the minimum temperature difference, and Δ The actual temperature difference.
Dimensional Parameters:
Pipeline Installation Diagram (for Meters Used at Inlet End)
Ningbo Yonggang Instrument Co., Ltd. Is situated at the bank of the beautiful hangzhou bay, facing Shanghai across the sea and adjacent to ningbo city (60 km from ningbo airport, and 40 km from ningbo port) and 120 km from hangzhou airport.
Founded in 1985, with strong technical force, the company is a high-tech private enterprise combining product development, fabrication, distribution and service. Its major products are "yonggang" water meters and intelligent heat meters, water meter copper casts and fittings and so on. The company has production bases for water meters, heat meters and water meter copper cases; Workshops for smelting, forging, metal working, spray painting, injection, testing, moulding, digital control and general assembly; 40, 000 m2 workshop under construction and 5, 000 m2 office building.
With ISO9001: 2000 certification, the company is featured by large scale, diversified types and complete equipment. As a member of water meters working committee in China metrology association, the company has self-managed right of import and export. With over ten years of r & d and export experience, it has become a designated OEM provider of some European and American businesses. Through cooperation and introduction of foreign advanced technology, the company is developing remote control electronic water meters, RF card water meters and heat meters, meter reading systems, etc. Thanks to the reliable quality, the products are "trustworthy products by the consumers" every year and favored not only in China but also abroad. Over 95 percent of the products are exported to southeast Asia, Europe, America, Africa and so forth.
As the global economy develops, the company meets customers' needs with top products and perfect service in the concept of "quality and service" in order to remain invincible in the future competition. Under the tenet of "quality first, credit uppermost, " the company keeps progressing and innovating to forge is own brands. To expand its business, we are willing to offer you better and better service and products. Welcome to our company!
