Proline Prowirl O 200 Vortex Flowmeter
Brand: Endress+HauserProline Prowirl O 200 Vortex Flowmeter
Brand: Endress+Hauser

Prowirl O is ideally suited for reliable process control in demanding gas and steam applications with high process pressure. Moreover, its design ensures maximum safety in main and ancillary processes. With genuine loop-powered technology, Prowirl O 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)
- The specialist for applications with high process pressure
Device properties
- Saturated steam mass flow up to PN 250 (Class 1500)
- Full compliance with NACE (MR0175/MR0103)
- Flexible positioning of pressure cell
- Display module with data transfer function
- Robust dual-compartment housing
- Plant safety: worldwide approvals (SIL, Haz. area)
- Better process control – integrated temperature and pressure measurement for steam and gases
- Increased mechanical integrity for flow measurement – special sensor design
- 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
Specifications
Brand
Measuring Principle
- Vortex
Product Headline
- Flowmeter optimized for requirements of high-pressure mating pipes
- Better process control – integrated temperature and pressure measurement for steam and gases
- The specialist for applications with high process pressure
Sensor Features
- Increased mechanical integrity for flow measurement – special sensor design. Same accuracy down to Re 10 000 – most linear Vortex meter body. Long-term stability – robust drift-free capacitive sensor
- Saturated steam mass flow up to PN 250 (Class 1500). Full compliance with NACE (MR0175/MR0103). Flexible positioning of pressure cell
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. Plant safety: worldwide approvals (SIL, Haz. area)
Nominal Diameter Range
- DN 15 to 300 (1/2 to 12")
Wetted Materials
- Measuring tube: 1.4408 (CF3M)
- DSC sensor: UNS N07718 similar to Alloy 718, 2.4668
- Process connection: 1.4404/F316/F316L
Measured 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: 0.2 to 1,895 m³/h (0.15 to 1,115 ft³/min), depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F)
- Steam, gas: 1.5 to 25,285 m³/h (0.9 to 14,880 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 250, Class 1500, 40K
Medium Temperature Range
- Standard: –40 to +260 °C (–40 to +500 °F)
- High/low temperature (option): –200 to +400 °C (–328 to +752 °F)
Ambient Temperature
- 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 enclosure
Display/Operation
- 4‐line backlit display with touch control (operation from outside)
- Configuration via local display and operating tools possible
- Remote display available
Outputs
- 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
Product Safety
- CE, C-TICK, EAC, UK Ex
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 measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation)
Marine Approvals and Certificates
- ABS, LR, BV, DNV
Pressure Approvals and Certificates
- PED, CRN
Material Certificates
- 3.1 material
- NACE MR0175/MR0103, PMI (on request); only Class 900/1500: welding test acc. to ISO 15614‐1, similar to ASME IX (on request)