Specs at a glance
Max. measurement error: Volume flow (liquid): ±0.75 %
Volume flow (steam, gas): ±1.00 %
Mass flow (saturated steam): ±1.7% (temperature compensated); ±1.5% (temperature/pressure compensated)
Mass flow (superheated steam, gas): ±1.5 (temperature/pressure compensated); ±1.7% (temperature compensated + external pressure compensation)
Mass flow (liquid): ±0.85%
Measuring range: Liquid: 0.2 to 540 m³/h (0.15 to 320 ft³/min)
depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F)
Steam, gas: 1.5 to 7260 m³/h (0.9 to 4270 ft³/min)
depending on medium: steam with 180 °C, 10 bar a (356 °F, 145 psi a); air with 25 °C, 4.4 bar a (77 °F, 63.8 psi a)
Medium temperature range: Standard: –40 to +260 °C (–40 to +500 °F)
High/low temperature (option): –200 to +400 °C (–328 to +752 °F)
High/low temperature (on request): –200 to +450 °C (–328 to +842 °F)
Max. process pressure: PN 40, Class 300, 20K
Wetted materials: Measuring tube: 1.4408 (CF3M)
DSC sensor: 1.4404/F316/F316L
Process connection: 1.4404/F316/F316L
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Field of application
Endress Hauser’s
Prowirl R was designed for low flows and is thus the particularly dependable solution for energy management. Additionally its calibration option PremiumCal guarantees excellent measuring accuracy for maximum plant availability. With genuine loop-powered technology, Prowirl R 200 enables cost-effective and seamless integration into existing infrastructures. It offers highest operational safety in hazardous areas. Heartbeat Technology enables process safety at all times.
• Preferred measuring principle for wet/saturated/superheated steam, gases & liquids (also cryogenic)
• Dedicated to applications with very low or reduced flow
• Integrated diameter reduction by 1 or 2 line sizes
• Nominal diameter (mating pipe) up to DN 250 (10″)
• Flexible positioning of pressure cell
• Display module with data transfer function
• Robust dual-compartment housing
• Plant safety: worldwide approvals (SIL, Haz. area)
Device properties
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