The compact Promass A is ideal for continuous process control in 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 cost-effective genuine loop-powered technology and intrinsically safe design (Ex ia), Promass A 200 offers highest operational safety in hazardous areas. Heartbeat Technology ensures process safety at all times.
Last Updates: 21/04/2021
● 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
● Convenient device wiring – separate connection compartment
● Safe operation – no need to open the device due to display with touch control, background lighting
● Integrated verification – Heartbeat Technology
● Measuring principle operates independently of physical fluid properties such as viscosity or density
● Suitable for applications with smallest flow quantities in the chemical industry.
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)
● Loop-powered technology
● Robust dual-compartment housing
● Plant safety: worldwide approvals (SIL, Haz. area)
Product headline
Genuine loop-powered flowmeter for accurate measurement of lowest flow rates. Suitable for applications with smallest flow quantities in the chemical industry.
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).
Transmitter features
Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Loop-powered technology. Robust dual-compartment housing.
Nominal diameter range
DN 1 to 4 (¹⁄₂₄ to ¹⁄₈”)
Wetted materials
Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22
Measured variables
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/cm³Measuring 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
Stainless steel, CF-3M (316L, 1.4404)
AlSi10MG, coatedDegree of protection
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
Remote display availableOutputs
4‐20 mA HART (passive)
4‐20 mA (passive)
Pulse/frequency/switch output (passive)Inputs
None
Digital communication
HART, PROFIBUS PA, FOUNDATION Fieldbus
Power supply
DC 18 to 35 V (4‐20 mA HART with/without
pulse/frequency/switch)
DC 18 to 30 V (20 mA HART, 4‐20 mA)
DC 9 to 32 V (PROFIBUS PA)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 traceable verification according to ISO 9001:2008 – Section 7.6 a (TÜV attestation)
Pressure approvals and certificates
CRN
Material certificates
3.1 material
Hygienic approvals and certificates
3-A, cGMP
Datasheet: Proline Promass A 200 Technical Information
