The Smart Metal Variable Area Flow Meter (digital Rotameter) is widely used in complex and harsh industrial environments for accurate flow measurement and process control of both liquids and gases.
It is available in:Standard type,Intrinsically safe type,Explosion-proof type.
With its rugged all-metal design, advanced magnetic coupling system, and optional LCD display, this flow meter provides reliable operation even under high pressure, high temperature, and corrosive conditions.
All-metal construction, suitable for liquids and gases in all industries
New housing design, works in high-temperature environments without extra parts
Special tapered measuring tube for wider range and better linearity
Multiple connections:flange, clamp, threaded
Material options:
stainless steel, titanium, Hastelloy, PTFE, FEPMagnetic coupling system improves accuracy and stability
LCD Display:
shows instantaneous flow, totalizer, loop current, ambient temperature, damping time, and small signal cut-off
Water supply and treatment
Petrochemical & chemical industry
Oil, resin, PVA (polyvinyl alcohol)
Steam and boiler systems
Food & beverage industry,Power plants and energy monitoring
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Measuring Range |
Water (20℃): 16–150,000 L/h; Air (0.1013MPa, 20℃): 0.5–4000 m³/h |
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Range Ratio |
10:1 (special type up to 20:1) |
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Accuracy |
2.5% (special type 1.5% or 1.0%) |
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Nominal Pressure |
DN15–DN50: PN16MPa (special 25MPa) DN80–DN150: PN10MPa (special 16MPa) |
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Medium Temp. |
Standard: -80℃ ~ +220℃; High-temp: 300℃ FEP lining: ≤85℃ |
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Viscosity |
DN15: ≤5–30 mPa.s; DN25: ≤250 mPa.s; DN50–DN150: ≤300 mPa.s |
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Display |
LCD: Instantaneous (0.000–99999), Cumulative (0.00–99999999) |
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Signal Output |
2-wire 4–20mA (HART); 3-wire 0–10mA; pulse 0–1kHz; relay alarm; NAMUR/OC gate alarm |
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Power Supply |
Standard: 24VDC±20% AC: 220VAC (85–265VAC, custom) Battery: 3.7V lithium, 12–24 months |
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Communication |
HART, Modbus RTU, FF, PROFINET, PROFIBUS PA |
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Protection Class |
IP65 / IP67 / IP68 |
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Explosion Proof |
Intrinsically safe: ExiaIICT3...T6 Ga Explosion-proof: ExdIICT4...T6 Gb |
