project | unit | parameter | |||||||
Nominal diameter (DN) | DN15 | DN20 | DN25 | DN32 | |||||
Accuracy level | / | level 2 | level 2 | level 2 | level 2 | ||||
Maximum flow (Q4) | m³/h | 3.125 | 5 | 7.875 | 12. 5 | ||||
Nominal flow (Q3) | m³/h | 2.5 | 4 | 6.3 | 10 | ||||
Boundary flow (Q2) | L/h | 50 | 80 | 126 | 200 | ||||
Minimum flow (Q1) | L/h | 31.25 | 50 | 78.75 | 354 | ||||
Connection line | m | 0.9 | 0.9 | 0.9 | 0.9 | ||||
Water temperature | Cold water≤30°C Hot water≤90°C | ||||||||
Work pressure | Not more than 1MPa | ||||||||
Maximum pressure loss | 0.063MPA working voltage: 36V (MBUS interface) or 12V (RS485 interface). | ||||||||
transfer method | RS485/MBUS bus transmission mode | ||||||||
Communication transmission rate | 2400BPS the maximum communication distance is: 1000M |