产品介绍
Field of application
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
Device properties
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)
Benefits
Easy energy management – integrated temperature and pressure measurement for steam and gases
Cost and time savings – no pipework modifications needed for line size reduction
Same accuracy down to Re 10 000 – most linear Vortex meter body
Long-term stability – robust drift-free capacitive sensor
Convenient device wiring – separate connection compartment, various Ethernet options
Safe operation – no need to open the device
Integrated verification – Heartbeat Technology
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