Supply of electromagnetic flowmeter

Electromagnetic flowmeter main technical parameters ■ nominal diameter range DN (mm): tetrafluoroethylene Lining: 10,15,20,25,32,40,50,65,80,100,125,150,200,250,300 , 350,400,450,500,600. Rubber Lining: 40,50,65,80,100,125,150,200,300,350,400,500,600,800,1000,1200. Note: Special specifications can protocol orders. ■ Flow direction: positive and negative net flow. ■ Turndown Ratio: 150: 1 ■ Repeatability error: measured value ± 0.1%. ■ Accuracy class: 0.5, 1.0. ■ measured medium temperature: ordinary rubber lining: -20 ℃ ~ + 60 ℃; high temperature rubber lining: -20 ℃ ~ + 90 ℃; PTFE lining: -30 ℃ ~ + 100 ℃; high temperature ethylene lining: - 30 ℃ ~ + 180 ℃. ■ Rated working pressure: DN6 ~ DN80: ≤1.6Mpa, DN100 ~ DN250: ≤1.0Mpa, DN300DN1200: ≤0.6Mpa. ■ Conductivity range: the measured fluid conductivity ≥5μs / cm. Most water as a medium component, the conductivity in the 200-800μs / cm range, can be selected electromagnetic flowmeter. ■ Output current: Load Resistance: 0 ~ 10mA when: 0 ~ 1.5KΩ, when 4 ~ 20mA: 0 ~ 750KΩ. ■ Digital frequency output: maximum output frequency can be set with optical isolation open collector transistor output in a two-way 1 ~ 5000 HZ. ≤35V external power supply is turned on, the maximum collector current of 250mA. ■ electrode materials: molybdenum-containing stainless steel, titanium (Ti), tantalum (Ta), Hastelloy (H), platinum (Pt) or other special electrode material. ■ protection class: Dive type: IP68, other types: IP65 ■ Power supply: 85 ~ 265V, 45 ~ 63HZ ■ straight pipe length: Upstream ≥5DN, downstream ≥2DN ■ Connection: adopt law between the meter and process piping flange connection, flange connection size shall comply with the provisions of GB9119-88. ■ riot sign: mdllBT4 ■ Ambient temperature: -25 ℃ ~ + 60 ℃ ■ relative humidity: 5% ~ 95% <■ total power consumption: ≤20W