Proline Promass A 300

Summary

Product Identification

• Product Name: Proline Promass A 300
• Product Type: Coriolis flowmeter

Field of Application

The Promass A 300 is designed for continuous process control in demanding applications, measuring liquids and gases. Its self-drainable single-tube system allows for accurate measurements at low flow rates and high pressures. The compact transmitter offers operational flexibility and system integration with features like remote display and enhanced connectivity. Heartbeat Technology is included for measurement reliability and compliant verification.

Operating Limits

• Medium Temperature Range: -50 to 205 °C (-58 to 401 °F)
• Max. Process Pressure: 430.9 bar (6250 psi)
• Ambient Temperature Range: -40 to 60 °C (-40 to +140 °F)

Mechanical / Hydraulic

• Nominal Diameter Range: DN 1 to 4 (¹⁄₂₄ to ¹⁄₈")
• Wetted Materials: Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22
• Sensor Housing Material: Stainless steel, 1.4404 (316L)
• Transmitter Housing Material: AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygienic transmitter design
• Degree of Protection:
  • Compact version: IP66/67, type 4X enclosure
  • External WLAN antenna: IP67
  • IP69

Measured Variables

• Mass flow
• Density
• Temperature
• Volume flow
• Corrected volume flow
• Reference density

Performance Specifications

• Max. Measurement Error (Liquid):
  • Mass flow: ±0.1 %
  • Volume flow: ±0.1 %
• Max. Measurement Error (Gas):
  • Mass flow: ±0.35 %
• Max. Measurement Error (Density, liquid): ±0.0005 g/cm³
• Measuring Range: 0 to 450 kg/h (0 to 16.54 lb/min)

Transmitter Features

• Compact dual-compartment housing with up to 3 I/Os
• Backlit display with touch control and WLAN access
• Remote display available
• Full access to process and diagnostic information via numerous, freely combinable I/Os and fieldbuses
• Freely configurable I/O functionality
• Integrated verification with Heartbeat Technology

Electrical

• 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, Ethernet/IP, OPC-UA
• Power Supply:
  • DC 24 V
  • AC 100 to 230 V
  • AC 100 to 230 V / DC 24 V (non-hazardous area)

Approvals and Certificates

• Hazardous Area Approvals: ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex
• Product Safety: CE, C-TICK
• Functional Safety: According to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
• Metrological Approvals: Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025); Heartbeat Technology complies with ISO 9001:2015 requirements for measurement traceability (TÜV SÜD attestation)
• Pressure Approvals: PED, CRN
• Material Certificates: 3.1 material
• Hygienic Approvals: 3-A, cGMP

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror