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What’s the difference between ultrasonic water meters and electromagnetic water meters?
Electromagnetic water meters and ultrasonic water meters have consistently enjoyed strong sales in the market, yet many customers are unsure which one to choose. Below, we’ll take a closer look at the key differences between electromagnetic and ultrasonic water meters.

Both electromagnetic water meters and ultrasonic water meters can replace mechanical water meters. Both types of meters boast advantages such as low starting flow rates, wide measurement ranges, high accuracy, and stable operation. Moreover, neither meter contains any moving parts or flow-obstructing components, making them immune to impurities in the water and ensuring a long service life. They are equipped with comprehensive communication capabilities, meeting various communication and wireless networking requirements. With their outstanding ability to detect low flows, these meters can effectively address many of the challenges faced by traditional water meters. They are particularly well-suited for tiered water pricing, DMA-based metering, and the efficient and rational use of water resources, offering broad market potential and promising application prospects.
The water meters developed by Chengde Longzhida Intelligent Instruments & Meter Technology Co., Ltd. feature high-quality craftsmanship, simple installation, and comprehensive after-sales service. Feel free to call for more information.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Today is a day that every Chinese person should solemnly remember—the 80th anniversary of the victory of the Chinese People’s War of Resistance Against Japanese Aggression and the World Anti-Fascist War.
On July 2, Chengde Longzhida Company held a meeting with the Sino-German Institute. After thorough discussions between the two sides, Mr. Bai, General Manager of Longzhida Company, and the faculty team from the Sino-German Institute reached a consensus: Longzhida Company officially entrusted the Sino-German Institute to carry out the design and R&D work for a new type of ultrasonic water meter.
On May 30, Longzhida Company successfully held an exceptionally meaningful event titled “Welcoming the Eighth ‘National Science and Technology Workers’ Day’: Promoting the Spirit of Scientists.”