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Tank overflow / overfill protection system

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Radr tank gauge
Radar tank gauge for tank overflow / overfill protection system on LNG / LPG tankers.

KONGSBERG meets the requirement of major classification societies by offering a radar based Tank Overflow / Overfill Protection System for LNG / LPG cargo tankers.

The Overflow / Overfill Protection System is based on our long experience in the Custody Transfer System market. By taking advantage of our technology utilized in our esteemed Custody Transfer System - CTS, we assure high reliability and the best accuracy available in the market. The KONGSBERG system is designed to meet overflow / overfill control requirements from all major classification societies. The system includes level gauges, processing and alarm handling units and a dedicated operator panel. Optionally interface to a KONGSBERG CTS system is available. All equipment on deck is designed for rugged marine environment and manufactured in AISI 316L stainless steel.

Key features

  • No moving parts inside the tank
  • Measuring range: 0 to 9 metres
  • Accuracy in the whole range: ±7.5 mm
  • Continuous level verification - AutroCAL®
  • Approved for membrane and spherical tanks
  • Pending approval by all major classification societies and measuring institutes
  • Rugged modular design
  • Ex-classification EEx ia IIC T4
  • Individual signal processor for each tank
  • Online failure verification
  • Alarm for sensor fault, system and power failures
  • 3 configurable limits available with visible and audible alarms
  • Seagoing mode providing delayed overflow alarm
  • Interface to KONGSBERG's Custody Transfer System / Integrated Automation System

Optional features

If integrated with a KONGSBERG Custody Transfer System:

  • Measuring range: 0 to 16 metres
  • Accuracy in the whole range: ±5.0 mm

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