Proline Promag W 400 electromagnetic flowmeter

Key Specifications

• Maximum measurement deviation

  Standard volumetric flow: ±0.5% of reading ±1 mm/s (0.04 in/s)
  Optional volumetric flow: ±0.2% of reading ±2 mm/s (0.08 in/s), Flat Spec

• Operational range

  0.5 m³/h to 263,000 m³/h (2.5 gal/min to 1,665 Mgal/d)

• Fluid temperature limits

  Hard rubber lining: 0 to +80°C (+32 to +176°F)
  Polyurethane lining: –20 to +50°C (–4 to +122°F)
  PTFE lining: –20 to +90°C (–4 to +194°F)

• Maximum operating pressure

  PN 40, Class 300, 20K

• Contact materials

  Hard rubber lining: 0 to +80°C (+32 to +176°F)
  Polyurethane lining: –20 to +50°C (–4 to +122°F)
  PTFE lining: –20 to +90°C (–4 to +194°F)
  Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022); Tantalum

Applications

Featuring global certifications for custody transfer and potable water applications, the Promag W series offers unmatched versatility. Available in compact or remote configurations, the Promag W 400 enhances efficiency through its water/wastewater-optimized transmitter. Heartbeat Technology ensures measurement integrity and compliance verification.

Advantages

• Consistent precision with zero straight-run requirements and no pressure drop

• Installation flexibility – fixed or lap-joint process connections

• Corrosion-resistant design – EN ISO 12944 compliant for buried/submerged installations

• Enhanced uptime – meets industry-specific operational demands

• Maintenance-free operation – no device opening required

• Convenient local operation via integrated web server – no extra tools needed

• Built-in verification and deposit detection – Heartbeat Technology