涡街流量计 7O2B
The Prowirl O measuring tube is an all-cast design. It is especially designed for pressure ranges >40 bar and up to 250 bar. The proven and patented capacitive DSC sensor ensures high precision measured values even under the toughest process conditions. Prowirl 0 200 offers industry-compliant two-wire technology for seamless integration into existing infrastructures and control systems.
Technical Data
CompareGas
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_8134. std_productprofile_product_usp2_8137_1504606316. std_productprofile_product_field_of_application_8135. |
| Sensor features | std_productprofile_product_benefits_8136. High availability – proven robustness, resistance to vibrations, temperature shocks & water hammer. std_productprofile_product_benefits_8115. std_successorproducts_product_differentiating_tech_features_6586_1511796553. std_successorproducts_product_differentiating_tech_features_6587_1511796553. std_successorproducts_product_differentiating_tech_features_6588_1511885615. |
| 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 150 (½ to 6") |
| Wetted materials | Measuring tube: 1.4408 (CF3M); 1.4571 similar to 316Ti DSC sensor: UNS N07718 similar to Alloy 718, 2.4668; Titanium grade 5 similar to 3.7165 Connection: 1.4408 (CF3M); 1.4571 similar to F316 Ti; F316/F316L similar to 1.4404 |
| 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 (liquid): ±0.85% Mass flow (steam, gas): ±1.7 % |
| Measuring range | Liquid: 0.16 to 545 m³/h (0.09 to 321 ft³/min) depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F) Steam, gas: 2 to 7262 m³/h (1.18 to 4274 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 | PN 63 to 160, Class 600: –200 to +400 °C (–328 to +752 °F) PN 250, Class 900 to 1 500: –50 to +400 °C (–58 to +752 °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 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, 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), NAMUR, Heartbeat Technology complies with the requirements for measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation) |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| 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) |
Liquids
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_8134. std_productprofile_product_usp2_8137_1504606316. std_productprofile_product_field_of_application_8135. |
| Sensor features | std_productprofile_product_benefits_8136. High availability – proven robustness, resistance to vibrations, temperature shocks & water hammer. std_productprofile_product_benefits_8115. std_successorproducts_product_differentiating_tech_features_6586_1511796553. std_successorproducts_product_differentiating_tech_features_6587_1511796553. std_successorproducts_product_differentiating_tech_features_6588_1511885615. |
| 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 150 (½ to 6") |
| Wetted materials | Measuring tube: 1.4408 (CF3M); 1.4571 similar to 316Ti DSC sensor: UNS N07718 similar to Alloy 718, 2.4668; Titanium grade 5 similar to 3.7165 Connection: 1.4408 (CF3M); 1.4571 similar to F316 Ti; F316/F316L similar to 1.4404 |
| 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 (liquid): ±0.85% Mass flow (steam, gas): ±1.7 % |
| Measuring range | Liquid: 0.16 to 545 m³/h (0.09 to 321 ft³/min) depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F) Steam, gas: 2 to 7262 m³/h (1.18 to 4274 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 | PN 63 to 160, Class 600: –200 to +400 °C (–328 to +752 °F) PN 250, Class 900 to 1 500: –50 to +400 °C (–58 to +752 °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 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, EAC |
| Other approvals and certificates | |
| 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) |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| 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) |
Steam
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_8134. std_productprofile_product_usp2_8137_1504606316. std_productprofile_product_field_of_application_8135. |
| Sensor features | std_productprofile_product_benefits_8136. High availability – proven robustness, resistance to vibrations, temperature shocks & water hammer. std_productprofile_product_benefits_8115. std_successorproducts_product_differentiating_tech_features_6586_1511796553. std_successorproducts_product_differentiating_tech_features_6587_1511796553. std_successorproducts_product_differentiating_tech_features_6588_1511885615. |
| 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 150 (½ to 6") |
| Wetted materials | Measuring tube: 1.4408 (CF3M); 1.4571 similar to 316Ti DSC sensor: UNS N07718 similar to Alloy 718, 2.4668; Titanium grade 5 similar to 3.7165 Connection: 1.4408 (CF3M); 1.4571 similar to F316 Ti; F316/F316L similar to 1.4404 |
| 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 (liquid): ±0.85% Mass flow (steam, gas): ±1.7 % |
| Measuring range | Liquid: 0.16 to 545 m³/h (0.09 to 321 ft³/min) depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F) Steam, gas: 2 to 7262 m³/h (1.18 to 4274 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 | PN 63 to 160, Class 600: –200 to +400 °C (–328 to +752 °F) PN 250, Class 900 to 1 500: –50 to +400 °C (–58 to +752 °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 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, EAC |
| Other approvals and certificates | |
| 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) |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| 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) |
Prowirl O is the ideal choice for reliable gas and steam process control under high-pressure, demanding conditions. The device offers maximum safety when installed in both the main process and auxiliary process sections. Prowirl O 200 is a genuine two-wire loop-powered flowmeter that is economical to use and can be seamlessly integrated into existing systems. Maximum operational safety in hazardous areas. Heartbeat Technology ensures process safety at all times.
Benefits
Better process control: integrated temperature and pressure measurement for steam and gas
Improved mechanical integrity of flow measurement: special sensor design
Measuring accuracy remains constant even at Reynolds numbers as low as Re 10 000: highly linear vortex flowmeter body
High long-term stability: drift-free capacitive sensor, robust and durable
Convenient wiring: device has a separate connection compartment
Safe operation: backlit display with touch key operation, no need to open the device
Self-verification function: Heartbeat Technology
Application
Measuring principle especially suitable for wet/saturated/superheated steam, gases and liquids (including low-temperature media)
The measurement expert for high-pressure applications
Device features
Measures the mass flow of saturated steam at pressure ratings up to PN 250 (Cl. 1500)
Fully compliant with NACE (MR0175/MR0103) standards
Flexible pressure sensor installation
Display unit with data transfer function
Robust dual-compartment housing
Plant safety: numerous international approvals (SIL, explosion protection)
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Technical Documentation
Technical Specifications
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Source:Endress+Hauserwebsite public information
Case Studies
市政污水处理
市政污水处理污水处理厂 · 涡街流量计应用案例
项目背景
市政污水处理客户在污水处理厂环节，长期面临「出水水质监测精度不足、仪表易受污染导致数据漂移，影响达标排放」的困扰，对涡街流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的涡街流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应市政污水处理复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
食品饮料
食品饮料食品生产线 · 涡街流量计应用案例
项目背景
食品饮料客户在食品生产线环节，长期面临「卫生级测量要求高，在线仪表需耐 CIP/SIP 清洗且精度稳定」的困扰，对涡街流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的涡街流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应食品饮料复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
化工制药
化工制药反应釜与储罐 · 涡街流量计应用案例
项目背景
化工制药客户在反应釜与储罐环节，长期面临「介质腐蚀性强、工况复杂，仪表需耐腐蚀且防爆」的困扰，对涡街流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的涡街流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应化工制药复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
电力能源
电力能源电厂锅炉与汽机 · 涡街流量计应用案例
项目背景
电力能源客户在电厂锅炉与汽机环节，长期面临「高温高压工况下测量不稳定，维护停机成本高」的困扰，对涡街流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的涡街流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应电力能源复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
