Endress & Hauser Prowirl R proves to be a dependable solution for energy management with steam, gas, and liquids in ancillary processes. Moreover, its design is optimized for low flows. With genuine loop-powered technology, Prowirl R 200 enables cost-effective and seamless integration into existing infrastructures. It offers the highest operational safety in hazardous areas. Heartbeat Technology ensures process safety at all times.
● 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
● Safe operation – no need to open the device due to display with touch control, background lighting
● Integrated verification – Heartbeat Technology
● 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)
Product headline
Flowmeter with best-in-class accuracy despite pipe reduction. Easy energy management – integrated temperature and pressure measurement for steam and gases. Dedicated to applications with very low or reduced flow.
Sensor features
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. Integrated diameter reduction by 1 or 2 line sizes. Nominal diameter (mating pipe) up to DN 250 (10″).
Transmitter features
Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Display module with data transfer function. Robust dual-compartment housing.
Nominal diameter range
DN 25 to 250 (1 to 10″)
Wetted materials
Measuring tube: 1.4408 (CF3M)
DSC sensor: 1.4404/F316/F316L
Process connection: 1.4404/F316/F316LMeasured variables
Volume flow, mass flow, corrected volume flow, energy flow, heat flow difference, temperature
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: 0.1 to 540 m³/h (0.061 to 320 ft³/min)
depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F)
Steam, gas: 0.52 to 7300 m³/h (0.31 to 4300 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)Max. process pressure
PN 40, Class 300, 20K
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)Ambient temperature range
Compact version (standard): –40 to +80 °C (–40 to +176 °F)
Compact version (option): –50 to +80 °C (–58 to +176 °F)
Remote version (standard): –40 to +85 °C (–40 to +185 °F)
Remote version (option): –50 to +85 °C (–58 to +185 °F)Sensor housing material
Sensor connection housing: AlSi10Mg, coated; 1.4408 (CF3M)
Transmitter housing material
AlSi10Mg, coated; 1.4404 (316L)
Degree of protection
Compact version: IP66/67, type 4X enclosure
Sensor remote version: IP66/67, type 4X enclosure
Transmitter remote version: IP66/67, type 4X enclosureDisplay/Operation
4‐line backlit display with touch control (operation from outside)
Configuration via local display and operating tools possible
Remote display availableOutputs
4‐20 mA HART (passive)
4‐20 mA (passive)
Pulse/frequency/switch output (passive)Inputs
4‐20 mA (passive)
Digital communication
HART, PROFIBUS PA, FOUNDATION Fieldbus
Power supply
DC 12 to 35 V (4‐20 mA HART with/without pulse/frequency/switch output)
DC 12 to 30 V (4‐20 mA HART, 4‐20 mA)
DC 12 to 35 V (4‐20 mA HART, pulse/frequency/switch output, 4‐20 mA input)
DC 9 to 32 V (PROFIBUS PA, pulse/frequency/switch output)Hazardous area approvals
ATEX, IECEx, cCSAus, JPN, EAC
Product safety
CE, C-tick, EAC
Functional safety
Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
Metrological approvals and certificates
Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
Heartbeat Technology complies with the requirements for traceable verification according to ISO 9001:2008 – Section 7.6 a (TÜV attestation)Marine approvals and certificates
ABS, LR, BV
Pressure approvals and certificates
PED, CRN, AD 2000
Material certificates
3.1 material
NACE MR0175/MR0103, PMI (on request); welding test acc. to ISO 15614‐1, similar to ASME IX (on request)
Datasheet: Proline Prowirl R 200 Technical Information
