Proline Prosonic Flow 91W Ultrasonic flowmeter

Specs at a glance

• 
  

  Max. measurement error
  
  Volume flow:
  
  ±3% o.r. for DN15
  
  ±2% o.r. for DN25 to 200
  
  ±2% o.r. above DN200

  
  


• 
  

  Measuring range
  
  0.3 to 10 m/s (1 to 33 ft/s)

  
  


• 
  

  Medium temperature range
  
  -20 to +80°C (-4 to +176 °F)
  
  0 to +130°C (32 to +265 °F) option

  
  


• 
  

  Max. process pressure
  
  N/A

  
  


• 
  

  Wetted materials
  
  Clamp on system:
  
  Sensor holder 1.4308/CF-8
  
  Sensor housing 1.4301/304
  
  Strapping bands 1.4301/304

  
  

Benefits

• Low capital investment – cost-effectiveness increases with pipe diameter (up to DN 4000)


• Long-term stable signal - maintenance-free permanent mounting from outside with coupling pads


• Process transparency – diagnostic capability


• Economical transmitter – designed for easy applications


• Fast and reliable commissioning – Quick Setup menu for installation


• Automatic recovery of data for servicing

Field of application

Device properties:

• The measuring principle is independent of pressure, density, temperature, conductivity and viscosity


• Clamp-on flow measurement of process water, salt water, deminerialized water, drinking & wastewater.


• Medium temperature: –20 to +80 °C (-4 to +176 °F)


• Degree of protection IP68 (Type 6P enclosure) for pipes under water


• Shock and vibration resistance according to IEC 68-2-6


• Aluminium field transmitter housing


• 2-line display with push buttons


• HART