质量流量计 8Q3B
Promass Q 300 provides the highest measurement accuracy for mass flow, volume flow and density. Being the preferred choice for custody transfer applications, it has also been optimized for liquid applications where entrained gas is known to be present. The compact transmitter offers high flexibility in terms of operation and system integration: access from one side, remote display and improved connectivity options. Heartbeat Technology ensures compliance and process safety at all times.
Technical Data
CompareDensity
| Measuring Principle | Coriolis |
| Product Headline | Innovative specialist for challenging applications with a compact, easily accessible transmitter. Highest measurement performance for custody transfer, density and under tough process conditions. |
| Sensor features | Optimized performance for liquids with entrained gas – MFT (Multi-Frequency Technology). Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Mass flow: measurement error ±0.05 % (PremiumCal). Density: measurement error ±0.2 kg/m³. High turndown due to low pressure loss/zero point. |
| 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 25 to 250 (1 to10") |
| Wetted materials | Measuring tube: 1.4404 (316/316L); stainless steel for cryogenic applications Connection: 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 % (standard), 0.05 % (option) Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.25 % Density (liquid): ±0.0002 g/cm³, +/-0.0001 g/cm³ (option) (standard) |
| Measuring range | 0 to 2 400 000 kg/h (0 to 88183 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | Standard: –50 to +205°C (–58 to +401 °F) Option: –196 to +150 °C (–321 to +302 °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 | 1.4404 (316L), highest corrosion resistance |
| 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, 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, NEPSI, INMETRO, EAC, UK Ex, KC |
| Other approvals and certificates | CE, C-tick, EAC marking Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511 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) MI-005 Liquids other than water (Hydrocarbons, Liquified gases, Cryogenic liquids) OIML R117 (Liquids other than water, Liquified gases, Cryogenic liquids) NTEP (Liquids other than water, Cryogenic liquids) MC (Liquids other than water, Cryogenic liquids) LR approval, DNV approval, ABS approval, BV approval PED, CRN, AD 2000 3.1 material NACE MR0175/MR0103, PMI; welding test acc. to EN ISO, ASME, NORSOK 3-A, EHEDG, cGMP |
Density/Concentration
| Measuring Principle | Coriolis |
| Product headline | Innovative specialist for challenging applications with a compact, easily accessible transmitter. Highest measurement performance for custody transfer, density and under tough process conditions. |
| Sensor features | Optimized performance for liquids with entrained gas – MFT (Multi-Frequency Technology). Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Mass flow: measurement error ±0.05 % (PremiumCal). Density: measurement error ±0.2 kg/m³. High turndown due to low pressure loss/zero point. |
| 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 25 to 250(1 to 10") |
| Wetted materials | Measuring tube: 1.4404 (316/316L); stainless steel for cryogenic applications Connection: 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 % (standard), 0.05 % (option) Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.25 % Density (liquid): ±0.0002 g/cm³, +/-0.0001 g/cm³ (option) (standard) |
| Measuring range | 0 to 2 400 000 kg/h (0 to 88183 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | Standard: –50 to +205°C (–58 to +401 °F) Option: –196 to +150 °C (–321 to +302 °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 | 1.4404 (316L), highest corrosion resistance |
| 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, 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, NEPSI, INMETRO, EAC, UK Ex, KC |
| 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 measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation) MI-005 Liquids other than water (Hydrocarbons, Liquified gases, Cryogenic liquids) OIML R117 (Liquids other than water, Liquified gases, Cryogenic liquids) NTEP (Liquids other than water, Cryogenic liquids) |
| Marine approvals and certificates | LR approval, DNV approval, ABS approval, BV approval, CCS approval |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| Material certificates | 3.1 material NACE MR0175/MR0103, PMI; welding test acc. to EN ISO, ASME, NORSOK |
| Hygienic approvals and certificates | 3-A, EHEDG, cGMP |
Gas
| Measuring Principle | Coriolis |
| Product headline | Innovative specialist for challenging applications with a compact, easily accessible transmitter. Highest measurement performance for custody transfer, density and under tough process conditions. |
| Sensor features | Optimized performance for liquids with entrained gas – MFT (Multi-Frequency Technology). Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Mass flow: measurement error ±0.05 % (PremiumCal). Density: measurement error ±0.2 kg/m³. High turndown due to low pressure loss/zero point. |
| 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 25 to 250(1 to 10") |
| Wetted materials | Measuring tube: 1.4404 (316/316L); stainless steel for cryogenic applications Connection: 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 % (standard), 0.05 % (option) Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.25 % Density (liquid): ±0.0002 g/cm³, +/-0.0001 g/cm³ (option) (standard) |
| Measuring range | 0 to 2 400 000 kg/h (0 to 88183 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | Standard: –50 to +205°C (–58 to +401 °F) Option: –196 to +150 °C (–321 to +302 °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 | 1.4404 (316L), highest corrosion resistance |
| 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, 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, NEPSI, INMETRO, EAC, UK Ex, KC |
| 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 measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation) MI-005 Liquids other than water (Hydrocarbons, Liquified gases, Cryogenic liquids) OIML R117 (Liquids other than water, Liquified gases, Cryogenic liquids) NTEP (Liquids other than water, Cryogenic liquids) |
| Marine approvals and certificates | LR approval, DNV approval, ABS approval, BV approval, CCS approval |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| Material certificates | 3.1 material NACE MR0175/MR0103, PMI; welding test acc. to EN ISO, ASME, NORSOK |
| Hygienic approvals and certificates | 3-A, EHEDG, cGMP |
Liquids
| Measuring Principle | Coriolis |
| Product headline | Innovative specialist for challenging applications with a compact, easily accessible transmitter. Highest measurement performance for custody transfer, density and under tough process conditions. |
| Sensor features | Optimized performance for liquids with entrained gas – MFT (Multi-Frequency Technology). Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Mass flow: measurement error ±0.05 % (PremiumCal). Density: measurement error ±0.2 kg/m³. High turndown due to low pressure loss/zero point. |
| 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 25 to 250(1 to 10") |
| Wetted materials | Measuring tube: 1.4404 (316/316L); stainless steel for cryogenic applications Connection: 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 % (standard), 0.05 % (option) Volume flow (liquid): ±0.10 % Mass flow (gas): ±0.25 % Density (liquid): ±0.0002 g/cm³, +/-0.0001 g/cm³ (option) (standard) |
| Measuring range | 0 to 2 400 000 kg/h (0 to 88183 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | Standard: –50 to +205°C (–58 to +401 °F) Option: –196 to +150 °C (–321 to +302 °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 | 1.4404 (316L), highest corrosion resistance |
| 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, 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, NEPSI, INMETRO, EAC, UK Ex, KC |
| 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 measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation) MI-005 Liquids other than water (Hydrocarbons, Liquified gases, Cryogenic liquids) OIML R117 (Liquids other than water, Liquified gases, Cryogenic liquids) NTEP (Liquids other than water, Cryogenic liquids) MC (Liquids other than water, Cryogenic liquids) |
| Marine approvals and certificates | LR approval, DNV approval, ABS approval, BV approval, CCS approval |
| Pressure approvals and certificates | PED, CRN, AD 2000 |
| Material certificates | 3.1 material NACE MR0175/MR0103, PMI; welding test acc. to EN ISO, ASME, NORSOK |
| Hygienic approvals and certificates | 3-A, EHEDG, cGMP |
Steam
| Measuring Principle | Coriolis |
| Product headline | Innovative specialist for challenging applications with a compact, easily accessible transmitter. Highest measurement performance for custody transfer, density and under tough process conditions. |
| Sensor features | Optimized performance for liquids with entrained gas – MFT (Multi-Frequency Technology). Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Mass flow: measurement error ±0.05 % (PremiumCal). Density: measurement error ±0.2 kg/m³. High turndown due to low pressure loss/zero point. |
| 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. |
| Marine approvals and certificates | LR approval, DNV approval, ABS approval, BV approval |
The Promass Q 300 offers the highest accuracy for mass flow, volume flow and density measurement. It is the best choice for custody transfer applications and has been optimized for measuring liquids containing gas. Combined with the compact transmitter, it offers flexible operation and easy system integration: wiring on the same side of the instrument, remote display and improved connection options. Heartbeat Technology ensures compliance at all times and guarantees process safety.
Benefits
Guaranteed measurement quality: highest accuracy for mass flow, volume flow and density measurement
Optimized measurement of gas-containing liquids: MFT (multi-frequency technology)
Fewer process measuring points: multivariable measurement (flow, density, temperature)
Space-saving installation: no inlet/outlet straight run requirement
Complete view of process and diagnostic information: various user-configurable input/output combinations and fieldbuses
Reduced complexity and diversity: user-configurable input/output functions
Integrated verification: built-in Heartbeat Technology
Applications
The measuring principle is unaffected by the physical properties of the fluid (e.g. viscosity and density)
Excellent measuring performance for custody transfer, density measurement and demanding conditions
Device features
Mass flow measurement error: ±0.05 % (PremiumCal)
Density measurement error: ±0.2 kg/m3
Low pressure loss / small zero point, high turndown ratio
Compact dual-compartment housing with up to 3 inputs/outputs
Backlit display, touch key operation and WLAN access
Remote display available
E+H Product Model Configuration Tool
Please enter the product model to configure
Product comparison
Please enter the product models to compare in the fields below; up to three products can be compared
Technical documentation
Technical data
Documents/Manuals/Software
Accessories/Spare parts
Source: Endress+Hauserpublic information from the website
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.
