Precision Draught Monitoring (PDM) - Trelleborg Marine and Infrastructure

Draft Monitoring


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.

Interested in Precision Draught Monitor? Contact our specialist here.


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

Applications and Markets

Related Resources

Contact Us

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