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Item | Unit | Parameter | ||||||
Nominal diameter | mm | DN15 | DN20 | DN25 | DN32 | |||
Nominal Flow | m³/h | 1.5 | 2.5 | 3.5 | 6 | |||
Flow Range | m³/h | 0.03 - 3 | 0.05-5 | 0.07-7 | 0.12-12 | |||
Connecting Thread | ---- | G 3/4"B | G1"B | G 1 1/4"B | G 1 1/2"B | |||
Pipe connecting thread | ------ | R 1/2" | R 3/4" | R 1" | R 1/4" | |||
Pressure loss | Mpa | 0.025 | ||||||
Maximum Working Pressure | Mpa | 1.6 | ||||||
Temperature Range | ℃ | 4~95 | ||||||
Temperature Difference Range | k | 3~70 | ||||||
Waterproof Grade | / | IP65, IP68 | ||||||
Environmental level | / | A class,T5-55℃, humidity RH(%) < 39 | ||||||
Battery Life | ER 18505, life will be more than 6 years | |||||||
Temperature Transducer | / | PT1000 Platinum resistance | ||||||






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