质量流量计 8A3B
The self-drainable Promass A accurately measures lowest flow rates of liquids and gases, also under high pressure. It enables continuous process control for a wide range of very demanding applications. With its compact transmitter Promass A 300 offers high flexibility in terms of operation and system integration: access from one side, remote display, improved connectivity options. Heartbeat Technology ensures compliance and process safety at all times.
Technical Data
CompareDensity
| Measuring Principle | |
| Product Headline | std_productprofile_product_usp_7824. Measuring accurately smallest quantities of liquids and gases for continuous process control. |
| Sensor features | Highest process safety – self‐drainable measuring tube design. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 400 bar (5800 psi). Medium temperature up to +205 °C (+401 °F). |
| Transmitter features | Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Compact dual-compartment housing with up to 3 I/Os. Backlit display with touch control and WLAN access. Remote display available. |
Density/Concentration
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_7824. Measuring accurately smallest quantities of liquids and gases for continuous process control. |
| Sensor features | Highest process safety – self‐drainable measuring tube design. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 400 bar (5800 psi). Medium temperature up to +205 °C (+401 °F). |
| Transmitter features | Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Compact dual-compartment housing with up to 3 I/Os. Backlit display with touch control and WLAN access. Remote display available. |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022) Connection: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022); 1.4404 (316/316L) |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density, concentration |
| Max. measurement error | Mass flow (liquid): ±0.1 % Volume flow (liquid): ±0.1 % Mass flow (gas): ±0.5 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.5 lb/min) |
| Max. process pressure | PN 40, Class 300, 20K, 400 bar (5800 psi) |
| Medium temperature range | –50 to +205 °C (–58 to +401 °F) |
| Ambient temperature range | Standard: –40 to +60 °C (–40 to +140 °F) Option: –50 to +60 °C (–58 to +140 °F) |
| Sensor housing material | 1.4301 (304), corrosion resistant |
| Transmitter housing material | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design |
| Degree of protection | IP66/67, type 4X enclosure IP69 |
| Display/Operation | 4-line backlit display with touch control (operation from outside) Configuration via local display and operating tools possible Remote display available |
| Outputs | 3 outputs: 4-20 mA HART (active/passive) 4-20 mA WirelessHART 4-20 mA (active/passive) Pulse/frequency/switch output (active/passive) Double pulse output (active/passive) Relay output |
| Inputs | Status input 4-20 mA input |
| Digital communication | HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, Profinet, Ethernet/IP, OPC-UA |
| Power supply | DC 24 V AC 100 to 230 V AC 100 to 230 V / DC 24 V (non-hazardous area) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, NEPSI, INMETRO, EAC |
| Product safety | CE, C-tick, EAC marking |
| 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 SÜD attestation) |
| Pressure approvals and certificates | CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, EHEDG |
Gas
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_7824. Measuring accurately smallest quantities of liquids and gases for continuous process control. |
| Sensor features | Highest process safety – self‐drainable measuring tube design. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 400 bar (5800 psi). Medium temperature up to +205 °C (+401 °F). |
| Transmitter features | Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Compact dual-compartment housing with up to 3 I/Os. Backlit display with touch control and WLAN access. Remote display available. |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022) Connection: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022); 1.4404 (316/316L) |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density, concentration |
| Max. measurement error | Mass flow (liquid): ±0.10 % Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.50 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.5 lb/min) |
| Max. process pressure | PN 40, Class 300, 20K, 400 bar (5800 psi) |
| Medium temperature range | –50 to +205 °C (–58 to +401 °F) |
| Ambient temperature range | Standard: –40 to +60 °C (–40 to +140 °F) Option: –50 to +60 °C (–58 to +140 °F) |
| Sensor housing material | 1.4301 (304), corrosion resistant |
| Transmitter housing material | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design |
| Degree of protection | IP66/67, type 4X enclosure IP69 |
| Display/Operation | 4-line backlit display with touch control (operation from outside) Configuration via local display and operating tools possible Remote display available" |
| Outputs | 3 outputs: 4-20 mA HART (active/passive) 4-20 mA WirelessHART 4-20 mA (active/passive) Pulse/frequency/switch output (active/passive) Double pulse output (active/passive) Relay output |
| Inputs | Status input 4-20 mA input |
| Digital communication | HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, Profinet, Ethernet/IP, OPC-UA |
| Power supply | DC 24 V AC 100 to 230 V AC 100 to 230 V / DC 24 V (non-hazardous area) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, NEPSI, INMETRO, EAC |
| Product safety | CE, C-tick, EAC marking |
| 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 SÜD attestation)" |
| Pressure approvals and certificates | CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, EHEDG |
Liquids
| Measuring Principle | |
| Product headline | std_productprofile_product_usp_7824. Measuring accurately smallest quantities of liquids and gases for continuous process control. |
| Sensor features | Highest process safety – self‐drainable measuring tube design. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Nominal diameter: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈"). Process pressure up to 400 bar (5800 psi). Medium temperature up to +205 °C (+401 °F). |
| Transmitter features | Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Compact dual-compartment housing with up to 3 I/Os. Backlit display with touch control and WLAN access. Remote display available. |
| Nominal diameter range | DN 1 to 4 (¹⁄₂₄ to ¹⁄₈") |
| Wetted materials | Measuring tube: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022) Connection: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022); 1.4404 (316/316L) |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density, concentration |
| Max. measurement error | Mass flow (liquid): ±0.10 % Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.50 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 450 kg/h (0 to 16.5 lb/min) |
| Max. process pressure | PN 40, Class 300, 20K, 400 bar (5800 psi) |
| Medium temperature range | –50 to +205 °C (–58 to +401 °F) |
| Ambient temperature range | Standard: –40 to +60 °C (–40 to +140 °F) Option: –50 to +60 °C (–58 to +140 °F) |
| Sensor housing material | 1.4301 (304), corrosion resistant |
| Transmitter housing material | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design |
| Degree of protection | IP66/67, type 4X enclosure IP69 |
| Display/Operation | 4-line backlit display with touch control (operation from outside) Configuration via local display and operating tools possible Remote display available |
| Outputs | 3 outputs: 4-20 mA HART (active/passive) 4-20 mA WirelessHART 4-20 mA (active/passive) Pulse/frequency/switch output (active/passive) Double pulse output (active/passive) Relay output |
| Inputs | Status input 4-20 mA input |
| Digital communication | HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, Profinet, Ethernet/IP, OPC-UA |
| Power supply | DC 24 V AC 100 to 230 V AC 100 to 230 V / DC 24 V (non-hazardous area) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, NEPSI, INMETRO, EAC |
| Product safety | CE, C-tick, EAC marking |
| 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 SÜD attestation) |
| Pressure approvals and certificates | CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A, EHEDG |
Advantages
• Maximum process safety: self-draining measuring tube
• Fewer process measuring points: multivariable measurement (flow, density, temperature)
• Small installation space required: no inlet/outlet straight run requirements
• Complete process and diagnostic information: various user-configurable input/output
combinations and fieldbuses
• Reduced complexity and variability: user-configurable input/output settings
• Integrated verification: Heartbeat Technology
Applications
• Measuring principle unaffected by the physical properties of the fluid (e.g. viscosity or density)
• High-precision measurement of very small liquid and gas flows
in continuous process control
Device performance
• Nominal diameter: DN 1...4 (¹⁄₂₄...¹⁄₈")
• Maximum process pressure: 400 bar (5 800 psi)
• Maximum medium temperature: +205 °C (+401 °F)
• Compact dual-compartment housing with up to 3 inputs/outputs
• Backlit display, touch control, WLAN access
• Remote display unit available
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Technical documentation
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Case Studies
Municipal Wastewater Treatment
Municipal Wastewater Treatment — Wastewater Treatment Plant · Mass Flow Meter Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Mass Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Mass Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage
Food & Beverage — Food Production Line · Mass Flow Meter Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Mass Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Mass Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical
Chemical & Pharmaceutical — Reactors and Storage Tanks · Mass Flow Meter Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Mass Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Mass Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy
Power & Energy — Power Plant Boiler and Turbine · Mass Flow Meter Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Mass Flow Meter.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Mass Flow Meter for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
