Endress+hauser Q 300 Proline Promass Coriolis flowmeter
- Mass flow error ±0.05%
- Optimized for entrained gas
- 316L wetted parts
- Heartbeat Technology integrated
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Description
Promass Q 300: Unrivaled Precision in Challenging Flows
The Endress+Hauser Promass Q 300 stands as a testament to advanced flow measurement technology, meticulously engineered to deliver the highest accuracy in mass flow, volume flow, and density measurements. This state-of-the-art Coriolis flowmeter is the definitive choice for critical custody transfer applications, where its superior precision ensures fair and accurate billing, minimizing financial discrepancies. Beyond its exceptional accuracy, the Promass Q 300 has been innovatively optimized to excel in liquid applications notoriously challenged by the presence of entrained gas. Its pioneering Multi-Frequency Technology (MFT) robustly handles gas bubbles, providing stable and reliable measurements even in complex multiphase conditions. The compact transmitter unit is designed for maximum operational flexibility and seamless system integration, featuring convenient one-sided access for straightforward maintenance and an optional remote display for enhanced user experience. Improved connectivity options further ensure its compatibility with diverse industrial control systems. Integrated Heartbeat Technology acts as a continuous guardian, ensuring process safety, reliable diagnostics, and proactive maintenance, ultimately contributing to uninterrupted operations and reduced total cost of ownership.
Measuring Principle: Fluid Properties Irrelevance for Top Accuracy
The core strength of the Promass Q 300 lies in its sophisticated Coriolis measuring principle, which operates with remarkable independence from the physical properties of the fluid being measured. Unlike other flow measurement technologies that can be affected by changes in viscosity, density, or temperature, the Promass Q 300 consistently delivers accurate readings regardless of these fluid characteristics. This inherent independence is crucial for achieving the highest measurement performance, especially in dynamic industrial environments where fluid composition can vary significantly. The device directly measures mass flow by detecting the Coriolis forces generated within its vibrating tubes, providing a fundamental and highly reliable measurement. This method ensures premium accuracy for the most demanding applications, including precise custody transfer operations, critical density determinations, and processes operating under tough and fluctuating conditions. By eliminating the need for external compensation based on variable fluid properties, the Promass Q 300 simplifies calibration, reduces potential sources of error, and guarantees consistent, trustworthy results across a wide range of operational scenarios.
Device Properties: Compactness, Accuracy, Robustness, Flexibility
The Promass Q 300 is packed with advanced device properties designed to deliver both precision and practicality. It boasts an exceptional mass/volume flow measurement error of just ±0.05% (optional with PremiumCal), setting a benchmark for accuracy in its class. For density measurements, it achieves an impressive error of ±0.1 kg/m³ (optional). A key feature is its high turndown ratio, facilitated by exceptionally low pressure loss and a highly stable zero point, ensuring accurate readings across a broad spectrum of flow rates. The device incorporates a compact dual-compartment housing capable of accommodating up to three input/output (I/O) modules, offering extensive connectivity options. An intuitive backlit display with touch control provides easy local operation and configuration, while integrated WLAN access simplifies remote setup and diagnostics. For installations in hazardous or hard-to-reach areas, an optional remote display is available, enhancing operational safety and convenience. These properties, combined with a sensor housing made from 1.4404 (316L) stainless steel for highest corrosion resistance, make the Promass Q 300 a robust, accurate, and highly adaptable solution for diverse industrial applications.
Benefits: Uncompromised Quality, Efficiency, and Intelligence
The Promass Q 300 offers an impressive array of benefits, ensuring uncompromised operational excellence. It guarantees secured measuring quality through its unmatched accuracy in mass flow, volume flow, and density, providing operators with supreme confidence in their process data. A significant advantage is its optimized performance for liquids with entrained gas, thanks to the proprietary Multi-Frequency Technology (MFT), which effectively neutralizes the measurement challenges posed by gas bubbles, leading to more stable and reliable process control. The device reduces the number of required process measuring points by providing multivariable measurement capabilities, simultaneously delivering flow, density, and temperature data from a single unit. This simplifies instrumentation and reduces installation costs. Its space-saving design eliminates the need for straight inlet or outlet run lengths, allowing for flexible installation even in confined spaces. Operators gain full access to both process and diagnostic information through numerous, freely combinable I/Os and advanced Ethernet communication options. Furthermore, freely configurable I/O functionality reduces system complexity, while integrated Heartbeat Technology provides continuous verification, guaranteeing measurement performance and facilitating predictive maintenance.
Specific Applications: Custody Transfer, Entrained Gas, Critical Fluids
The Endress+Hauser Promass Q 300 is meticulously engineered to excel in a range of highly demanding industrial applications where precision and reliability are paramount. Its primary strength lies in custody transfer applications, particularly in the oil and gas industry for hydrocarbons, liquefied gases, and cryogenic liquids, where its exceptional accuracy (down to ±0.05% mass flow) ensures fair and legally verifiable transactions. The device’s specialized optimization for liquids with entrained gas, utilizing MFT, makes it indispensable for challenging processes like crude oil export, milk processing, and other aerated fluid applications where traditional flowmeters struggle. It provides robust and accurate measurements even when gas bubbles are present, preventing costly measurement errors. Furthermore, the Promass Q 300 delivers highly accurate density measurements (down to ±0.1 kg/m³), critical for quality control, concentration monitoring, and process optimization in chemical, pharmaceutical, and food & beverage industries. Its broad medium temperature range (-196 to +205°C) and high turndown ratio ensure versatility across cryogenic, high-temperature, and fluctuating flow rate applications, making it suitable for a vast array of critical fluid measurement tasks.
Sensor Features: MFT, Multivariable, Space-Saving, High Turndown
The sensor element of the Promass Q 300 is a masterpiece of engineering, specifically designed for superior performance in the most challenging conditions. Its standout feature is the Multi-Frequency Technology (MFT), which provides optimized performance for liquids containing entrained gas, a critical capability for applications in oil & gas, food & beverage, and chemical sectors. This technology ensures stable and accurate mass flow readings even when significant gas bubbles are present, preventing measurement errors that could lead to process inefficiencies or financial losses. The sensor also offers multivariable measurement, significantly reducing the number of required process measuring points by simultaneously delivering flow, density, and temperature data from a single device. This simplifies instrumentation, reduces installation costs, and minimizes potential leak points. Its space-saving installation design requires no specific inlet or outlet run lengths, providing greater flexibility in plant layout. With an optional mass flow measurement error of ±0.05% (PremiumCal) and a density error of ±0.2 kg/m³ (standard), combined with a high turndown ratio due to low pressure loss and a stable zero point, the sensor guarantees exceptional accuracy and versatility across a broad range of flow conditions.
Transmitter Features: Connectivity, Diagnostics, Intuitive Operation
The Promass Q 300’s transmitter is engineered for maximum operational flexibility, comprehensive diagnostics, and seamless integration into modern industrial ecosystems. It provides full access to both process and diagnostic information through a wide array of freely combinable I/Os and various fieldbuses, including HART, PROFIBUS DP/PA, FOUNDATION Fieldbus, Modbus RS485, PROFINET, Ethernet/IP, and OPC-UA. This extensive digital communication capability ensures compatibility with virtually any control system, offering unparalleled connectivity. The freely configurable I/O functionality further simplifies system design and reduces complexity, allowing tailored solutions for specific application requirements. Integrated Heartbeat Technology provides continuous device verification, advanced diagnostics, and simplified maintenance procedures, empowering operators with proactive insights into their process and instrument health. The compact dual-compartment housing efficiently accommodates up to three I/Os, optimizing panel space. An intuitive, backlit 4-line display with touch control enables easy local operation and configuration, even in challenging lighting conditions. Furthermore, integrated WLAN access facilitates convenient wireless setup and data access, while an optional remote display offers enhanced safety and accessibility in hazardous or difficult-to-reach locations.
Global Assurance: tpt24’s Authentic Product Worldwide Delivery
For professionals globally seeking the pinnacle of flow measurement technology, the Endress+Hauser Promass Q 300, tpt24 proudly stands as the leading online destination. We commit to an unwavering guarantee of absolute authenticity and superior product quality for every instrument delivered, no matter where your operations are located. Our sophisticated global logistics network ensures that whether you are in a bustling industrial hub or a remote facility, your genuine Endress+Hauser Promass Q 300 will arrive securely, efficiently, and precisely when needed. We understand the critical nature of precise measurement in applications like custody transfer, where accuracy directly impacts financial outcomes and operational integrity. Therefore, tpt24 provides certified product authenticity, rigorously maintains the highest quality standards, and offers reliable, efficient global service. When you choose tpt24, you are not merely purchasing a flowmeter; you are investing in peace of mind, knowing that you are acquiring a world-class instrument backed by a trusted global partner dedicated to supporting your most demanding applications across the globe. Our commitment ensures that your investment in the Promass Q 300 from tpt24 is a secure and strategic decision for long-term operational success.
Specifications
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Measuring principle
Coriolis
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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″)
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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
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Max. measurement error
Mass flow (liquid): ±0.10 % (standard), 0.05 % (option)
Volume flow (liquid): ±0.10 %
Mass flow (gas): ±0.25 %
Density (liquid): +/-0.2 kg/m³ (standard), +/-0.1 kg/m³ (option) -
Measuring range
0 to 2 400 000 kg/h (0 to 88183 lb/min)
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Max. process pressure
PN 100, Class 600, 63K
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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
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Transmitter housing material
AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design
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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, PROFINET over Ethernet-APL, Ethernet/IP, OPC-UA
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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
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Product safety
CE, C-tick, EAC marking
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Functional safety
Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
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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
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Pressure approvals and certificates
PED, CRN, AD 2000
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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










