RF/IC card and waterproof water meter
Card reading method | RF card/IC card |
Material | Brass/NM nylon/ cast iron |
Service condition | Cold/hot/purified/recycled water |
Pricing manner | Common/stepped water pricing |
Power supply | Single power/double power |
Transmission way | Reed switch/hall |
Pulse signal | 0.01m3/0.1m3/1m3 |
Water meter movement | Wet-type small movement with semi-liquid-seal |
Installation method | Horizontal/vertical |
Water pass way | Multi-jet |
Flow parameter and outline dimension
Size(mm) | 15 | 20 | 25 |
Overload Flow Rate Q4(m3/h) | 3.125 | 5 | 7.875 |
Common Flow Rate Q3(m3/h) | 2.5 | 4 | 6.3 |
Boundary Flow Rate Q2(m3/h) | 0.05 | 0.08 | 0.126 |
Minimum Flow Rate Q1(m3/h) | 0.0313 | 0.05 | 0.07875 |
Size(mm) | L1 | B | H | Connection Thread |
DN15 | 165 | 85 | 105 | G3/4 |
DN20 | 195 | 85 | 105 | G1 |
DN25 | 225 | 119 | 115 | G1 1/4 |
Technical Parameters
1.Accuracy:Class 2 adoption standard: CJ/T133-2007
2.Temperature:0.1℃-30℃(cold water meter)
3.Working voltage:3.6V/2.4Ah lithium battery(replaceable)
4.Measurement class:2 Static power supply:≤5uA
5.Battery service life:≥6years
6.Working pressure:≤1.6mpa pressure lose:≤0.1mpa
7.Leakage rate:when wter pressure≥0.2mpa, the leakage rate≤1L/h
8.Open/close time:≤8s
9.Date saving:data automatically saved and storage time≥10years
10.Medium temperature range:cold water meter 0.1℃-50℃, hot water meter 0.1℃-90℃
11.Ambient humidity≤93% water quality :meet the national standard of running water
Contact : Cherry Yue
Email: c(at)
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