Cygnus ROV Thickness Gauge (1000m, 3000m)

The shallow water version is pressure tested to 1000m and the deep water version is pressure tested to 3000m. Dedicated software displays the time, date and thickness readings on the surface and all these can be stored. The units have been designed to be mounted onto most types of work class ROV with a manipulator facility.

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Key features

  • 5m of probe cable for routing around most ROV′s
  • Power supply taken from the ROV
  • Only one twisted pair is required to transfer the data to the surface.
  • The probe does not need to touch the surface under test, measurements can be taken through 5mm of water
  • Readings are not influenced by the probe orientation
  • Dedicated software for displaying the measured results, storing the measurements and setting the calibration of the gauge.

Technical specifications

MaterialsSound velocities range between 2,500 m/s and 7,000 m/s
Range2.5 mm - 250 mm in mild steel
Accuracy+/- 0.1mm
Resolution+/- 0.1mm
ProbeRemote single crystal soft-faced compression probe with 5m of cable, 13mm or 19mm available
Power9 - 24v D.C. at 150 mA max
CommunicationsStandard RS422
Operating Temperature0 - 60° C


Weight in air - 10001.25 kg2.8 lbs
Weight in air - 30004 kg8.8 lbs
Dimensions237mm x 70mm9.3 x 2.8""