ship monitoring system

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ship monitoring system ship monitoring system - PDM


  • Application domain:

    for ships


Several configurations are available to meet the demands of individual applications. Unlike the simple draught transducers often provided as an add-on to a ballast gauging system, the purpose built Precision Draught Monitor (PDM) is rugged and accurate under all extremes of trim and list.


Centimetre accuracy

Stable readings despite waves and ship motion

Clear, easy to read displays

High reliability and ease of maintenance

EEx’ia’ transducers for Gas Tanker operation

Systems & Options

Variations in size of ship, hull design and the need to comply with differing national legislation, have led to a range of PDM systems being produced. These include:

4 Sensor type
2 Sensor type
2 Sensor with inclinometer type
Multiple sensor systems for special applications


⮚ Ferries
⮚ Dredgers
⮚ Floating docks
⮚ Barges and rigs
⮚ Bulkships and LNGCs
⮚ Floating linkspans

Précision Draught Monitoring

Trelleborg Marine Systems UK has a proven track record in the development of specialist Systems for the marine industry worldwide. Trelleborg's SeaTech-nlk™ Précision Draught Monitor System (PDM) is Just one of a range of Systems that can be supplied as a standalone System for existing tonnage or for intégration with other key safety and montoring Systems.

Other Trelleborg Marine and Infrastructure products