Implementation standards | Electromagnetic flowmeter (JB/T 9248-2015) |
Suitable medium | Acid, alkali, salt solution, water, sewage, corrosive liquid and mud, pulp, pulp and other conductive liquid, solid-liquid two-phase |
Nominal Meridians (mm) Special specifications can be customized |
Tube type teflon lining: DN15-DN2000 |
Pipeline rubber lining: DN65-DN2000 | |
Tubular F46 lining: DN4-DN600 | |
Direction of flow | Positive, negative, net flow |
Range ratio | 150:1 |
Repeatability error | ± 0.1% of the measured value |
Accuracy Level | 0.5,1.0 |
The temperature of the measured medium | Conventional rubber lining: -20 ~ + 60 ° C |
High temperature rubber lining: -20 ~ + 90 ° C | |
Polytetrafluoroethylene lining: -30 â ° â ° + 120 â ° C | |
High temperature tetrafluorin linings: -20 ~ + 160 ° C | |
Rated working pressure (high pressure can be customized) | DN15ー DN25≤4.0 MPa |
DN32ー DN300≤1.6 MPa | |
DN350ー DN800≤1.0 MPa | |
DN800ー DN2000≤0.6 MPa | |
Velocity Range | 0.1-15m/s |
Electrical conductivity range | The conductivity of the measured fluid is more than 20 μs/cm |
Signal output | 4-20mA (load resistance 0-750ω) , pulse/frequency |
Communication output | RS485, Modbus protocol, GPRS output |
Power supply | 220VAC, tolerance 15% or 24VDC, ripple ≤5% |
Straight pipe section length is required | Upstream ≥5 dn, downstream ≥3 dn, installation conditions affect the requirements of straight pipe section |
Connection mode | Flanged connection is adopted between flowmeter and piping. Flanged connection conforms to international standard: GB/T9119 -2000 |
Protection level | IP67 |
Ambient temperature | -25~+60℃ |
Relative humidity | 5%~95% |
Consumption of total power | Less than 7.5 W |