
Specs at a glance
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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)
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Medium temperature range
-50 to 205 °C (-58 to 401 °F)
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Max. process pressure
430.9 bar (6250 psi)
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Wetted materials
Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22
Field of application
The compact Promass A is ideal for continuous process control in very demanding applications. Its unique self-drainable single-tube system enables accurate measurement of liquids and gases at lowest flow rates and high pressure. With its innovative remote transmitter Promass A 500 maximizes installation flexibility and operational safety in demanding environments. Heartbeat Technology ensures measurement reliability and compliant verification.
Measuring principle operates independently of physical fluid properties such as viscosity or density
Suitable for applications with smallest flow quantities in all industries.
Device properties
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)
Remote version with up to 4 I/Os
Backlit display with touch control and WLAN access
Standard cable between sensor and transmitter
Benefits
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
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
Videos
Extended selection
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High-end products
- Highly functional and convenient
Technical excellence
Simplicity

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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
---|---|---|
Fundamental selection Meet your basic measurement needs |
Technical excellence
|
Simplicity
|
Lean selection Handle your core processes easily |
Technical excellence
|
Simplicity
|
Extended selection Optimize your processes with innovative technologies |
Technical excellence
|
Simplicity
|
Xpert selection Master your most challenging applications |
Technical excellence
|
Simplicity
Variable |
Predecessor
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Technical Information (TI)
Proline Promass A 500
Coriolis flowmeter
EN 01/09/202016/09/201915/07/201901/11/201801/08/2018Language:
English
Version:
01/09/2020
File size:
11 MB
File name:
TI01375DEN_0520.pdf
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-
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Operating Instruction (BA)
Proline Promass A 500 PROFIBUS PA
Coriolis flowmeter
EN 01/09/202001/11/201801/08/2018Language:
English
Version:
01/09/2020
File size:
8.2 MB
File name:
BA01869DEN_0320.pdf
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-
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Operating Instruction (BA)
Proline Promass A 500 HART
Coriolis flowmeter
EN 01/09/202001/09/201901/08/2018Language:
English
Version:
01/09/2020
File size:
9.4 MB
File name:
BA01817DEN_0320.pdf
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-
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Operating Instruction (BA)
Proline Promass A 500 EtherNet/IP
Coriolis flowmeter
EN 01/09/202001/08/2018Language:
English
Version:
01/09/2020
File size:
9.7 MB
File name:
BA01885DEN_0220.pdf
-
-
-
Operating Instruction (BA)
Proline Promass A 500 PROFIBUS DP
Coriolis flowmeter
EN 01/09/202001/06/2018Language:
English
Version:
01/09/2020
File size:
8 MB
File name:
BA01870DEN_0220.pdf
-
-
-
Operating Instruction (BA)
Proline Promass A 500 PROFINET
Coriolis flowmeter
EN 01/09/202016/09/201915/07/201901/08/2018Language:
English
Version:
01/09/2020
File size:
11.7 MB
File name:
BA01886DEN_0420.pdf
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-
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Operating Instruction (BA)
Proline Promass A 500 FOUNDATION Fieldbus
Coriolis flowmeter
EN 01/09/202001/08/2018Language:
English
Version:
01/09/2020
File size:
7.9 MB
File name:
BA01883DEN_0220.pdf
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-
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Operating Instruction (BA)
Proline Promass A 500 Modbus RS485
Coriolis flowmeter
EN 01/09/202001/09/201901/08/2018Language:
English
Version:
01/09/2020
File size:
8.9 MB
File name:
BA01884DEN_0320.pdf
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Device Parameter (GP)
Proline Promass 500 Modbus RS485 Description of Device Parameters
Coriolis flowmeter
EN 01/09/201901/12/201801/08/201802/10/201702/08/2016Language:
English
Version:
01/09/2019
File size:
2.9 MB
File name:
GP01062DEN_0519.pdf
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-
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Device Parameter (GP)
Proline Promass 500 PROFIBUS PA Description of Device Parameters
Coriolis flowmeter
EN 01/11/201801/08/201802/08/2016Language:
English
Version:
01/11/2018
File size:
2.2 MB
File name:
GP01061DEN_0318.pdf
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Kit power supply, 100-230VAC, Ex
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Power supply
Drawing numberOrder code3171323007 -
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Kit power supply, 24VDC, Ex
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Power supply
Drawing numberOrder code3171323008 -
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Kit pow.supply,100-230VAC/24VDC, Non-haz
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Power supply
Drawing numberOrder code3171323009 -
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Kit main elec. extender, 500 dig., Ex
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Electronic (periphery)
Drawing numberOrder code4771323012 -
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Kit main elec.extender,500 dig., Non-haz
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Electronic (periphery)
Drawing numberOrder code4771323013 -
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Kit ISEM extender, 500 digital, Ex
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Electronic (sensor)
Drawing numberOrder code3671323015 -
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ISEM electronic module, Promass 300/500
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Electronic
Drawing numberOrder code33XPD0028- -
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Kit T-DAT, 100/300/400/500/500 digital
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Memory
Drawing numberOrder code3971185788 -
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I/O module, slot 1, 300/500
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I/O module
Drawing numberOrder code34XPD0037- -
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Kit module cartridge, 300/500, Ex
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Electronic (periphery)
Drawing numberOrder code3771323010 -
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Kit ISEM ribbon cable, 300/500
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Connection (electrical)
Drawing numberOrder code4671323005 -
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Kit ISEM ribbon cable, 500 digital
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Connection (electrical)
Drawing numberOrder code4671323006 -
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I/O module, slot 2/3/4, 300/500
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I/O module
Drawing numberOrder code35XPD0038- -
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Kit conn.terminal option A, 300/500, Ex
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Terminal module
Drawing numberOrder code4571323075 -
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Display module, 300/500/DKX001
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Display
Drawing numberOrder code50XPD0031- -
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Kit conn.terminal option B, 300/500, Ex
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Terminal module
Drawing numberOrder code4571323076 -
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Kit conn.terminal option C, 300/500, Ex
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Terminal module
Drawing numberOrder code4571327819 -
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Kit terminal option A, 500 dig., Non-haz
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Terminal module
Drawing numberOrder code4571323077 -
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Kit terminal option B, 500 dig., Non-haz
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Terminal module
Drawing numberOrder code4571323078 -
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Kit terminal option C, 500 dig., Non-haz
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Terminal module
Drawing numberOrder code4571327820 -
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Kit connection board, Promass 500, Ex
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Electronic (sensor)
Drawing numberOrder code4471323268 -
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Kit connec.board, Promass 500, Ex, -50oC
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Electronic (sensor)
Drawing numberOrder code4471323269 -
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Kit cover, sight glass, Alu,Non-haz/Exde
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Cover
Drawing numberOrder code2071323016 -
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Kit cover,glass, Alu, -50oC,Non-haz/Exde
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Cover
Drawing numberOrder code2071323017 -
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Kit cover, sight glass, Alu, Exd
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Cover
Drawing numberOrder code2071323020 -
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Kit cover, sight glass, Alu, -50oC, Exd
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Cover
Drawing numberOrder code2071323021 -
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Kit cover, sight glass, cast, Ex
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Cover
Drawing numberOrder code2071323024 -
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Kit cover, sight glass, cast, -50oC, Ex
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Cover
Drawing numberOrder code2071323025 -
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Kit cover gasket, sight glass/blind
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Sealing
Drawing numberOrder code7071323026 -
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Kit cover gasket,sight glass/blind,-50oC
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Sealing
Drawing numberOrder code7071323027 -
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Kit cover, electronic compart., Alu, Ex
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Cover
Drawing numberOrder code2271323032 -
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Kit cover, electr.compart., Alu,-50oC,Ex
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Cover
Drawing numberOrder code2271323033 -
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Kit cover, electronic compart., cast, Ex
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Cover
Drawing numberOrder code2271323034 -
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Kit cover, electr.compart.,cast,-50oC,Ex
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Cover
Drawing numberOrder code2271323035 -
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Kit cover gasket, electronic compart.,Ex
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Sealing
Drawing numberOrder code7471323036 -
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Kit cover gasket,elect.compart.,-50oC,Ex
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Sealing
Drawing numberOrder code7471323037 -
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Kit cover, wall mount, Alu, Ex
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Cover
Drawing numberOrder code2371323038 -
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Kit cover, wall mount, Alu, -50oC, Ex
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Cover
Drawing numberOrder code2371323039 -
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Kit cover, wall mount, cast, Ex
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Cover
Drawing numberOrder code2371323040 -
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Kit cover, wall mount, cast, -50oC, Ex
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Cover
Drawing numberOrder code2371323041 -
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Kit cover gasket, wall mount, Ex
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Sealing
Drawing numberOrder code7571323042 -
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Kit cover gasket, wall mount, -50oC, Ex
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Sealing
Drawing numberOrder code7571323043 -
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Kit cover, alu,Promag 400(C),500 digital
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Cover
Drawing numberOrder code2071384170 -
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Kit cover, polycarb., 500 digital,800(C)
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Cover
Drawing numberOrder code2071408508 -
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Kit cover gasket, alu,400(C),500 digital
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Sealing
Drawing numberOrder code7071278078 -
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Kit 10 cover gasket, polycarbonate
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Sealing
Drawing numberOrder code7071278077 -
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Kit cover, remote, Alu
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Cover
Drawing numberOrder code2471228796 -
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Kit cover, remote, Alu, -50oC
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Cover
Drawing numberOrder code2471323050 -
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Kit housing gaskets, remote, Alu
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Sealing
Drawing numberOrder code7371323051 -
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Kit housing gaskets, remote, Alu, -50oC
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Sealing
Drawing numberOrder code7371323052 -
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Kit cover, remote, stainless 1.4301
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Cover
Drawing numberOrder code2471323053 -
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Kit cover, remote,stainless 1.4301,-50oC
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Cover
Drawing numberOrder code2471323054 -
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Kit housing gaskets, remote, stainless
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Sealing
Drawing numberOrder code7371323057 -
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Kit hous.gaskets, remote,stainless,-50oC
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Sealing
Drawing numberOrder code7371323058 -
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Kit cover,ultra compact,stainless 1.4301
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Cover
Drawing number -