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 enables 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
Highest product quality – self-drainable measuring tube 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 Ethernet
Reduced complexity and variety – freely configurable I/O functionality
Integrated verification – Heartbeat Technology
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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.
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
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
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.
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
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
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.
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
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)
WirelessHART and/or Bluetooth® communication interface, Operating frequency: 2.4 GHz (ISM band), Transmission range under reference conditions: WirelessHART communication - up to 200 m (656 ft), Bluetooth communication - up to 40 m (131 ft)
WirelessHART and/or Bluetooth® communication interface, Operating frequency: 2.4 GHz (ISM band), Transmission range under reference conditions: WirelessHART communication - up to 200 m (656 ft), Bluetooth communication - up to 40 m (131 ft)