Key Specifications
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Maximum measurement deviation
Liquid flow rate: ±0.75%
Optional flow rate: ±0.65%
Optional flow rate: ±0.65%
Steam/gas flow rate: ±1.00%
Saturated steam mass flow: ±1.7% (temp. compensated); ±1.5% (temp./pressure compensated)
Superheated steam/gas mass flow: ±1.5% (temp./pressure compensated); ±1.7% (temp. compensated + external pressure compensation)
Liquid mass flow: ±0.85% -
Measurement range
Liquids: 0.076 to 2100 m³/h (0.045 to 1300 ft³/min)
Medium-dependent: water at 1 bar a, 20°C (14.5 psi a, 68°F)
Steam/gas: 0.39 to 28000 m³/h (0.23 to 17000 ft³/min)
Medium-dependent: steam at 180°C, 10 bar a (356°F, 145 psi a); air at 25°C, 4.4 bar a (77°F, 63.8 psi a) -
Medium temperature range
Standard: –40 to +260°C (–40 to +500°F)
Optional high/low temp: –200 to +400°C (–328 to +752°F) -
Maximum operating pressure
PN 100, Class 600, 20K
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Contact materials
Measurement tube: 1.4408 (CF3M); CX2MW comparable to Alloy C22, 2.4602
DSC sensor: 1.4404 (316/316L); UNS N06022 similar to Alloy C22, 2.4602
Process connection: 1.4404/F316/F316L; 2.4602
Applications
The Prowirl F multivariable flowmeter features inline wet steam measurement capability. Its PremiumCal calibration ensures superior accuracy and maximum system availability for low flow rates of gases, steam, and liquids. With true loop-powered operation, the Prowirl F 200 allows economical integration into existing systems while providing exceptional safety in hazardous environments. Heartbeat Technology guarantees continuous process reliability.
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Ideal measurement solution for wet/saturated/superheated steam, gases & liquids (including cryogenic)
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Versatile application range with steam measurement optimization
Device features
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Wet steam measurement for DN 25 to 300 (1 to 12″)
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Adjustable pressure cell positioning
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Industrial siphon configuration for pressure measurement
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Display module with data transmission capability
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Durable dual-chamber housing
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Global safety certifications (SIL, hazardous areas)
Advantages
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Simplified energy monitoring – built-in temperature and pressure measurement for steam/gases
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Trustworthy measurement technology – meets ISO 12764 Vortex standard
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Consistent precision down to Re 10,000 – most linear Vortex meter design
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Stable long-term performance – rugged drift-free capacitive sensing
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Easy installation – dedicated connection compartment, multiple Ethernet choices
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Safe operation – no device opening required
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Built-in verification – Heartbeat Technology
