CTLM-n Series

Cargo Tank Level Monitoring System

Developed to comply with most Classification Societies for Cargo Tank Level Gauging Monitoring.

Principle of Operation:

Designed using reed switch.

The cargo movement causes increasing and decreasing of the resistance along the sensor through the float movement. A safety barrier is installed to differentiate between safe and hazardous area. The level is provided with a high or low alarm set point.


Sensors are designed to withstand the extreme environmental conditions on a ship's deck and in cargo tanks.

Suitable for marine and offshore installations in chemical parcel taner, chemical/product tanker, oil tanker, crude oil carrier, FSO, FPSO etc.


  • Simple design and construction
  • Easy installation with minimum space requirement and cost
  • Maintenance free design
  • Intrinsically safe design with safety barrier to EEx ia IIC T6
  • ClassNK, GL, LRS, DNV, ABS, CCS & RINA type approval
  • Remote or on-deck calibration
  • Not affected by mechanical interence