Hopp til innhold

AMOS Annulus Monitoring System

AMOS™ is a riser vent gas monitoring solution designed to also be easily retrofitted on existing risers. The system monitors the riser annulus diffusion rate, detecting early signs of riser failure, reducing risk and averting potential costly riser replacements.

Optimising operations

Say goodbye to operational downtime during installation, as our system ensures a smooth transition without disrupting your workflow. With a user-friendly touch-screen interface, monitoring your riser annulus diffusion rate has never been easier. You will gain access to the extensive experience and knowledge base of our team of experts at 4subsea. Plus, we understand that every operation is unique, which is why our system can be tailored to meet your specific requirements.

Key benefits

Gain unparalleled efficiency and precision in monitoring your riser annulus with our innovative solution. Tailored to your needs, it ensures proactive risk management, safeguarding your operations against costly disruptions.

AMOS™ also provides the option of automated annulus free volume testing as well as automated nitrogen annulus testing.

  • Provides early warning alerts for anomalies.

  • Minimizes production downtime risk.

  • Enables real-time condition monitoring of the riser.

  • Customizable to meet specific customer specifications.



The Amos Annulus Monitoring System is engineered to deliver unparalleled reliability and performance in offshore operations.


  • Fail-safe design
  • Built from robust standard components
  • Minumum maintenance requirements
  • Local storage of measured data
  • Ethernet connection for online monitoring