Specs at a glance
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Max. measurement error
Volume flow (liquid): ±0.75 %
Volume flow (steam, gas): ±1.00 %
Mass flow (liquid): ±0.85%
Mass flow (steam, gas): ±1.7 % -
Measuring range
Liquid: 0.16 to 625 m³/h (0.09 to 368 ft³/min)
depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F)
Steam, gas: 2 to 8342 m³/h (1.18 to 4910 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
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Wetted materials
Measuring tube: 1.4408 (CF3M)
DSC sensor: 1.4435 (316/316L)
Field of application
The Prowirl D sensor can be installed directly between flanges and thus serves as the functional device for applications in ancillary processes at little installation cost. With genuine loop-powered technology, Prowirl D 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.
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Preferred measuring principle for wet/saturated/superheated steam, gases & liquids (also cryogenic)
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For all basic applications and for 1-to-1 replacement of orifice plates.
Device properties
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Face-to-face length of 65 mm (2.56 in)
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No flanges
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Low weight
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Display module with data transfer function
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Robust dual-compartment housing
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Plant safety: worldwide approvals (SIL, Haz. area)
Benefits
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Integrated temperature measurement for mass/energy flow of saturated steam
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Easy alignment of the sensor – included centering rings
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High availability – proven robustness, resistance to vibrations, temperature shocks & water hammer
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Long-term stability – robust drift-free capacitive sensor
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Convenient device wiring – separate connection compartment
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Safe operation – no need to open the device due to display with touch control, background lighting
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Integrated verification – Heartbeat Technology