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Rosemount™ Wireless Permasense ET210 Corrosion and Erosion Monitoring System
Permasense ET210 Corrosion and Erosion Monitoring System
Get ongoing visibility of corrosion and erosion trends in real-time with unique ultrasonic sensors that continuously measure pipe thickness.
The ET210 Sensor system is non-intrusive and battery-powered, allowing for quick and straightforward magnetic installation. The reliable, accurate wall thickness data delivered via a WirelessHART® network from the ET210 system to the accompanying software can help you make better decisions regarding pipe maintenance and replacement.
Rosemount™ Wireless Permasense ET210 Corrosion and Erosion Monitoring System


Temperature Range
from -40 °C (-40 °F) up to 120 °C (250 °F)
Communication Protocol
Battery Life
9 years (BP20E power module)
Class 1 Div 1 or Zone 0 hazardous location, see full specs for complete list of certifications
Measurement Range
Minimum wall thickness: 4mm (0.16")
Maximum wall thickness: Up to 100mm (4")
Metal loss detection capability better than 10 microns (0.5 mil) in real field conditions
Measurement Frequency
Default - every 12 hours; User configurable down to every hour


  • The wall thickness sensors use EMAT technology and are capable of measuring through external protective coatings enabling continuous operation in upstream applications
  • Accurately identify corrosion and erosion trends while avoiding inefficient and potentially unsafe manual inspection methods
  • Easy, intuitive and non-intrusive installation enables a quick method to automate without the cost of wiring
  • WirelessHART® technology is secure, cost-effective and delivers >99% data reliability
  • Suitable for Marine environments
  • No need to remove external protective paint or coatings


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