质量流量计 8A5C
Technical Data
CompareDensity/Concentration
| Measuring Principle | Coriolis |
| Product headline | Accurate single-tube flowmeter for lowest flow rates, as remote version with up to 4 I/Os. Suitable for applications with smallest flow quantities in all industries. |
| 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 | 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. Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access. Standard cable between sensor and transmitter. |
| 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 | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; Polycarbonat |
| Degree of protection | Sensor remote version (standard): IP66/67, type 4X enclosure Sensor remote version (option): IP69. 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 |
| Outputs | 4 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, MODBUS TCP over Ethernet-APL, PROFINET, PROFINET over Ethernet-APL, 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, INMETRO, NEPSI |
| 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 | Accurate single-tube flowmeter for lowest flow rates, as remote version with up to 4 I/Os. Suitable for applications with smallest flow quantities in all industries. |
| 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 | 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. Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access. Standard cable between sensor and transmitter. |
| 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 | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; Polycarbonat |
| Degree of protection | Sensor remote version (standard): IP66/67, type 4X enclosure Sensor remote version (option): IP69. 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 |
| Outputs | 4 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, MODBUS TCP over Ethernet-APL, PROFINET, PROFINET over Ethernet-APL, 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, INMETRO, NEPSI |
| 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 | Accurate single-tube flowmeter for lowest flow rates, as remote version with up to 4 I/Os. Suitable for applications with smallest flow quantities in all industries. |
| 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 | 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. Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access. Standard cable between sensor and transmitter. |
| 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 | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; Polycarbonat |
| Degree of protection | Sensor remote version (standard): IP66/67, type 4X enclosure Sensor remote version (option): IP69. 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 |
| Outputs | 4 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, MODBUS TCP over Ethernet-APL, PROFINET, PROFINET over Ethernet-APL, 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, INMETRO, NEPSI |
| 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 |
The compact Promass A is the ideal choice for continuous process control under demanding conditions. The single-tube flowmeter with a unique self-draining function can measure extremely small flows of liquids and gases with high accuracy, and can also measure under high pressure. Combined with the innovative remote transmitter Promass A 500, it offers maximum installation flexibility and the highest operational safety under difficult conditions. Heartbeat Technology ensures compliance at all times and guarantees process safety.
Benefits
Small installation space required: compact, lightweight sensor
Highest product quality: self-draining measuring tube design
Highest process safety: withstands corrosive environmental conditions and can measure in pipes that may clog internally
Complete view of process and diagnostic information: various user-configurable input/output combinations and fieldbuses
Reduced complexity and variability: user-configurable input/output functions
Self-verification: uses Heartbeat Technology
Applications
The measuring principle is unaffected by the physical properties of the fluid (e.g. viscosity or density)
Suitable for extremely small flow measurement in all industries
Device features
Nominal diameter: DN 1...4 (1/24...1/8")
Maximum process pressure: 430.9 bar (6250 psi)
Maximum medium temperature: +205 °C (+401 °F)
Remote version with up to 4 inputs/outputs
Backlit display, touch key operation and WLAN access
Sensor and transmitter connected by standard cable
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Case Studies
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 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 — 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 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.






