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By certification 
Features
▲Not affected by impurity, chemicals and magnetic materials in medium;
▲No moving parts in measuring mechanism, free of wear and tear, and accuracy does not degrade over the life of the meter;
▲Horizontally or vertically mounted;
▲Low pressure drop;
▲IP68 protection level, can adapt to various harsh installation environments;
▲Support RS485 communication, Pulse output, GPRS, NB-IOT and other data transmission methods.
Technical Parameters
Nominal diameter(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
Max flow Q4(m³/h) | 31.25 | 50 | 78.75 | 125 | 200 | 312.5 | 500 | 787.5 | 1250 |
Nominal flow Q3(m³/h) | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 | 1000 |
Transitional flow Q2(m³/h) | 0.16 | 0.256 | 0.4 | 0.64 | 1.024 | 1.6 | 2.56 | 4.03 | 6.4 |
Min flowQ1(m³/h) | 0.1 | 0.16 | 0.252 | 0.4 | 0.64 | 1 | 1.6 | 2.52 | 4 |
Max flow | 99999999.9 | ||||||||
Reverse flow | 99999999.9 | ||||||||
Measuring range | Q3/Q1, R250/（R400\R500 customizable） | ||||||||
Accuracy class | Class B | ||||||||
Pressure loss class | ≤0.063 MPa | ||||||||
Working pressure | 1.6 MPa | ||||||||
Temperature class | T50 | ||||||||
Temperature range | (5~55)℃ | ||||||||
Environment class | Indoor,Class B | ||||||||
Electromagnetic class | E1(Residential, Commercial, Industrial) | ||||||||
Power supply | Built-in lithium battery DC 3.6V | ||||||||
Battery life | ＞ 10years | ||||||||
Installation position | Any angle | ||||||||
Display | LCD, 8 digits + additional characters | ||||||||
Flow profile sensitivity class | U10/D5 | ||||||||
Communication interface | RS485 modbus/ Pulse output/GPRS/NB-IOT | ||||||||
Protection class | IP68 | ||||||||
Outline Dimension
Nominal Diameter (mm) | Length L | Width B | Hight H | Flange Connection | |||
Flange Diameter | Bolt Circle Diameter | Bolt Size—M | |||||
DN50 | 2 Inch | 200 | 170 | 215 | 170 | 125 | 4—M16 |
DN65 | 2.5 Inch | 200 | 185 | 220 | 185 | 145 | 4—M16 |
DN80 | 3 Inch | 225 | 200 | 235 | 200 | 160 | 8—M16 |
DN100 | 4 Inch | 250 | 220 | 255 | 220 | 180 | 8—M16 |
DN125 | 5 Inch | 250 | 250 | 285 | 250 | 210 | 8—M16 |
DN150 | 6 Inch | 300 | 285 | 335 | 285 | 240 | 8—M20 |
DN200 | 8 Inch | 350 | 340 | 405 | 340 | 295 | 12—M20 |
DN250 | 10 Inch | 450 | 405 | 470 | 405 | 355 | 12-M24 |
DN300 | 12 Inch | 500 | 460 | 525 | 460 | 410 | 12-M24 |
http://www.shmeter.com/
