Endress+Hauser Proline t-mass I 300 Thermal Mass Flowmeter

Maximum Measurement Error

• Gas: 1.0% of reading (10 to 100% of full scale), 0.1% of full scale (1 to 10% of full scale)

Measurement Range

Medium Temperature Range

Maximum Process Pressure

Material of Wetted Parts

• Insertion tube material: Stainless steel, 1.4404 (316/316L)
• Process connections, process joints: Stainless steel, 1.4404 (316/316L)
• Sensing element:
  • Unidirectional:
    • Stainless steel, 1.4404 (316/316L)
    • Alloy C22, 2.4602 (UNS N06022);
  • Bidirectional:
    • Stainless steel, 1.4404 (316/316L)
  • Reverse flow detection: Stainless steel, 1.4404 (316/316L)
• Clamping ring: PEEK, PVDF, 1.4404 (316/316L)
• Flat ring seal: EPDM, FKM

Listed Flowmeter Models

• Proline t-mass F 300
• Proline t-mass A 150
• Proline t-mass B 150
• Proline t-mass F 500
• Proline t-mass I 300
• Proline t-mass I 500
• Proline t-mass T 150

Application Scenarios

• Industrial gas metering: Flow measurement of gas in steel plants and coking plants; monitoring of energy gases such as natural gas, liquefied gas, and flare gas.
• Environmental protection: Monitoring of chimney flue gas emissions (total control of SO₂ and NOₓ); flow control of aeration in sewage treatment.
• Semiconductor and chemical industry: Control of high-purity gases in epitaxial diffusion and coating processes; monitoring of reactor feeding and exhaust emissions.
• Medical and food industry: Gas flow control in oxygen concentrators and anesthesia machines; monitoring of gas filling in beverage bottling and carbon dioxide injection volume.