E+H Proline Promass Q 300 Coriolis Flow Meter

Highest measurement performance for custody transfer and density under tough process conditions.

E+H Proline Promass Q 300 Coriolis Flow Meter
E+H Proline Promass Q 500 Coriolis Flow Meter

Starting at $19,107.55

Effective May 12th, 2025, Endress+Hauser has added a 4.5% surcharge to this product. The surcharge will appear as a separate line item on the order.

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Manufactured

By Endress+Hauser
Made in the USA

Includes

FREE Ground Shipping
FREE Lifetime Tech Support

Availability

Manufacturer has some models in stock. View available part numbers.

Product Manual Product Specs

Features

Compact, easily accessible transmitter
Mass flow: measurement error ±0.05% (PremiumCal)
Density: measurement error ±0.2kg/m3
High turndown
Compact dual-compartment housing with up to 3 I/Os
Backlit display with touch control
Remote display available

The E+H Proline Promass Q 300 Coriolis Flow Meter 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.

Spec Sheets

E+H Proline Promass Q300 Coriolis Flow Meter Datasheet PDF (10.6 MB)

Other

Manuals

E+H Proline Promass Q 300 Coriolis Flow Meter Manual PDF (8.4 MB)

Manufacturer Stock

This stock is typically available to ship in 2 - 4 working days

Part Number	Size	Approval	Output and Input 1	Output and Input 2	Output and Input 3	Process Connection	Application Package	Price	Available
8Q3B25-CDDMADAFADSAAASAA2EJ Show Full Configuration	1in	CSA C/US; Cl.I,II,III Div.1, XP, Gr.A-G	Modbus RS485	Configurable I/O default off	Without	Cl.150, 1.4404/316L, flange ASME B16.5	Petroleum	$21,615.96	4 in stock
8Q3B1H-AAIBADDFADSAANSBA2DEEB Show Full Configuration	4in	Non-hazardous area	4-20mA and HART	Configurable I/O default off	Configurable I/O default off	6in Cl.150,1.4404/316L,flange ASME B16.5	Heartbeat verification + monitoring	$66,684.66	1 in stock
8Q3B25-AAINAAAGBLSBFTSAA1 Show Full Configuration	1in	Non-hazardous area	EtherNet/IP 2-port switch integrated	Without	Without	Tri-Clamp, 1.4404/316L for pipe size	Without	$22,579.82	1 in stock
8Q3B25-CSIBADDFADSAAASAA2EB Show Full Configuration	1in	CSA C/US; Cl.I Div.2, NI	4-20mA and HART	Configurable I/O default off	Configurable I/O default off	Cl.150, 1.4404/316L, flange ASME B16.5	Heartbeat verification + monitoring	$19,837.29	1 in stock

Base Price:: $18,441.07
Size: 1in
Approval: CSA C/US; Cl.I,II,III Div.1, XP, Gr.A-G (+$1,421.50)
Power Supply: 24VDC
Output and Input 1: Modbus RS485 (+$429.73)
Output and Input 2: Configurable I/O default off (+$128.25)
Output and Input 3: Without
Display and Operation: 4-Line illum. and touch control (+$451.59)
Housing: Alu, coated
Electrical Connection: Thread NPT1/2
Meas. Tube Mat. and Wetted Parts Surface: Stainl. steel and not polished
Process Connection: Cl.150, 1.4404/316L, flange ASME B16.5
Calibration Flow: 0.10% Mass
Device Model: 2
Language: Without
Sensor Option: Without
Customized Parameterization: Without
Application Package: Petroleum (+$743.82)
Custody Transfer: Without
Service: Without
Test Certificate: Without
Additional Approval: Without
Accessory Mounted: Without
Accessory Enclosed: Without
Firmware Version: Without
Marking: Without
Tagging Options: Only available with Tagging selection
Bus Address: Only available with Bus address selection

Reconfigure

Base Price:: $18,441.07
Size: 4in (+$40,347.12)
Approval: Non-hazardous area
Power Supply: 100 to 230VAC/24VDC
Output and Input 1: 4-20mA and HART
Output and Input 2: Configurable I/O default off (+$128.25)
Output and Input 3: Configurable I/O default off (+$128.25)
Display and Operation: 4-Line illum. and touch control (+$451.59)
Housing: Alu, coated
Electrical Connection: Thread NPT1/2
Meas. Tube Mat. and Wetted Parts Surface: Stainl. steel and not polished
Process Connection: 6in Cl.150,1.4404/316L,flange ASME B16.5 (+$4,672.59)
Calibration Flow: 0.10% Mass 5-point (+$1,728.48)
Device Model: 2
Language: Without
Sensor Option: Without
Customized Parameterization: Output 1, gas (+$99.18)
Application Package: Heartbeat verification + monitoring (+$688.13)
Custody Transfer: Without
Service: Without
Test Certificate: Without
Additional Approval: Without
Accessory Mounted: Without
Accessory Enclosed: Without
Firmware Version: Without
Marking: Without
Tagging Options: Only available with Tagging selection
Bus Address: Only available with Bus address selection

Reconfigure

Base Price:: $18,441.07
Size: 1in
Approval: Non-hazardous area
Power Supply: 100 to 230VAC/24VDC
Output and Input 1: EtherNet/IP 2-port switch integrated (+$429.73)
Output and Input 2: Without
Output and Input 3: Without
Display and Operation: 4-line illum., touch control and WLAN (+$666.48)
Housing: Stainless, hygienic (+$611.57)
Electrical Connection: Thread NPT1/2 + 1x plug M12x1 (+$102.47)
Meas. Tube Mat. and Wetted Parts Surface: Stainl. steel, 0.8um and 32u-in mechanical polished (+$1,183.26)
Process Connection: Tri-Clamp, 1.4404/316L for pipe size (+$1,016.40)
Calibration Flow: 0.10% Mass
Device Model: 1 (+$128.84)
Language: Without
Sensor Option: Without
Customized Parameterization: Without
Application Package: Without
Custody Transfer: Without
Service: Without
Test Certificate: Without
Additional Approval: Without
Accessory Mounted: Without
Accessory Enclosed: Without
Firmware Version: Without
Marking: Without
Tagging Options: Only available with Tagging selection
Bus Address: Only available with Bus address selection

Reconfigure

Base Price:: $18,441.07
Size: 1in
Approval: CSA C/US; Cl.I Div.2, NI
Power Supply: 100 to 230VAC/24VDC
Output and Input 1: 4-20mA and HART
Output and Input 2: Configurable I/O default off (+$128.25)
Output and Input 3: Configurable I/O default off (+$128.25)
Display and Operation: 4-Line illum. and touch control (+$451.59)
Housing: Alu, coated
Electrical Connection: Thread NPT1/2
Meas. Tube Mat. and Wetted Parts Surface: Stainl. steel and not polished
Process Connection: Cl.150, 1.4404/316L, flange ASME B16.5
Calibration Flow: 0.10% Mass
Device Model: 2
Language: Without
Sensor Option: Without
Customized Parameterization: Without
Application Package: Heartbeat verification + monitoring (+$688.13)
Custody Transfer: Without
Service: Without
Test Certificate: Without
Additional Approval: Without
Accessory Mounted: Without
Accessory Enclosed: Without
Firmware Version: Without
Marking: Without
Tagging Options: Only available with Tagging selection
Bus Address: Only available with Bus address selection

Reconfigure

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