200 科里奥利流量计
The compact Promass A is ideal for continuous process control in demanding applications. Its unique self-drainable single-tube system enables accurate measurement of liquids and gases at lowest flow rates and high pressure. With its cost-effective genuine loop-powered technology and intrinsically safe design (Ex ia), Promass A 200 offers highest operational safety in hazardous areas. Heartbeat Technology ensures safe processes.
Technical Data
CompareDensity/Concentration
| Measuring Principle | Coriolis |
| Product headline | Genuine loop-powered flowmeter for accurate measurement of lowest flow rates. Suitable for applications with smallest flow quantities in the chemical industry. |
| Sensor features | Space-saving installation – compact, lightweight sensor. Highest product quality – self-drainable measuring tube design in all line sizes. Optimum process safety – resistant to corrosive ambient conditions and internal clogging. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 430.9 bar (6250 psi). Medium temperature up to +205 °C (+401 °F). |
| 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. Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area). |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22 |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
| Max. measurement error | Mass flow (liquid): ±0.1 % Volume flow (liquid): ±0.1 % Mass flow (gas): ±0.35 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.54 lb/min) |
| Max. process pressure | 430.9 bar (6250 psi) |
| Medium temperature range | -50 to 205 °C (-58 to 401 °F) |
| Ambient temperature range | -40 to 60 °C (-40 to +140 °F) |
| Sensor housing material | Stainless steel, 1.4404 (316L) |
| Transmitter housing material | Stainless steel, CF-3M (316L, 1.4404) AlSi10MG, coated |
| Degree of protection | 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 | None |
| Digital communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Power supply | DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch) DC 18 to 30 V (20 mA HART, 4‐20 mA) DC 9 to 32 V (PROFIBUS PA) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex, KC |
| Product safety | CE, C-TICK |
| 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 |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, cGMP |
Gas
| Measuring Principle | Coriolis |
| Product headline | Genuine loop-powered flowmeter for accurate measurement of lowest flow rates. Suitable for applications with smallest flow quantities in the chemical industry. |
| Sensor features | Space-saving installation – compact, lightweight sensor. Highest product quality – self-drainable measuring tube design in all line sizes. Optimum process safety – resistant to corrosive ambient conditions and internal clogging. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 430.9 bar (6250 psi). Medium temperature up to +205 °C (+401 °F). |
| 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. Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area). |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22 |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
| Max. measurement error | Mass flow (liquid): ±0.1 % Volume flow (liquid): ±0.1 % Mass flow (gas): ±0.35 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.54 lb/min) |
| Max. process pressure | 430.9 bar (6250 psi) |
| Medium temperature range | -50 to 205 °C (-58 to 401 °F) |
| Ambient temperature range | -40 to 60 °C (-40 to +140 °F) |
| Sensor housing material | Stainless steel, 1.4404 (316L) |
| Transmitter housing material | Stainless steel, CF-3M (316L, 1.4404) AlSi10MG, coated |
| Degree of protection | 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 | None |
| Digital communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Power supply | DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch) DC 18 to 30 V (20 mA HART, 4‐20 mA) DC 9 to 32 V (PROFIBUS PA) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex, KC |
| Product safety | CE, C-TICK |
| 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 | CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, cGMP |
Liquids
| Measuring Principle | Coriolis |
| Product headline | Genuine loop-powered flowmeter for accurate measurement of lowest flow rates. Suitable for applications with smallest flow quantities in the chemical industry. |
| Sensor features | Space-saving installation – compact, lightweight sensor. Highest product quality – self-drainable measuring tube design in all line sizes. Optimum process safety – resistant to corrosive ambient conditions and internal clogging. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 430.9 bar (6250 psi). Medium temperature up to +205 °C (+401 °F). |
| 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. Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area). |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22 |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
| Max. measurement error | Mass flow (liquid): ±0.1 % Volume flow (liquid): ±0.1 % Mass flow (gas): ±0.35 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.54 lb/min) |
| Max. process pressure | 430.9 bar (6250 psi) |
| Medium temperature range | -50 to 205 °C (-58 to 401 °F) |
| Ambient temperature range | -40 to 60 °C (-40 to +140 °F) |
| Sensor housing material | Stainless steel, 1.4404 (316L) |
| Transmitter housing material | Stainless steel, CF-3M (316L, 1.4404) AlSi10MG, coated |
| Degree of protection | 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 | None |
| Digital communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Power supply | DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch) DC 18 to 30 V (20 mA HART, 4‐20 mA) DC 9 to 32 V (PROFIBUS PA) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex, KC |
| Product safety | CE, C-TICK |
| 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 | CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, cGMP |
Proline Promass A 200
Coriolis flowmeter
True loop-powered flowmeter for precise measurement of the lowest flow rates
Advantages
Space-saving installation – compact, lightweight sensor
Highest product quality – self-draining measuring tube design for all pipe sizes
Optimum process safety – resistant to corrosive environmental conditions and internal clogging
Convenient device wiring – separate connection compartment
Safe operation – no need to open the device thanks to the display with touch control and background lighting
Integrated verification – Heartbeat Technology
Field of application
The compact Promass A is ideal for continuous process control in demanding applications. Its unique self-draining single-tube system enables accurate measurement of liquids and gases at the lowest flow rates and high pressures. The Promass A 200 uses cost-effective, genuine loop-powered technology and intrinsically safe design (Ex ia), providing the highest operational safety in explosion-protected areas. Heartbeat Technology enables safe processes.
The measuring principle is unaffected by fluid properties such as viscosity or density
Suitable for applications with the lowest flow rates in the chemical industry.
Device properties
Nominal diameter: DN 1 to 4 (1/24 to 1/8”)
Process pressure up to 430.9 bar (6250 psi)
Medium temperature up to +205 °C (+401 °F)
Loop-powered technology
Robust two-compartment housing
Plant safety: global certifications (SIL, hazardous area)
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Source:Endress+Hauserpublic information from the website
Case Studies
市政污水处理
市政污水处理污水处理厂 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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。
