Marine Data Systems

Marine Data Systems

Vittlefields Technology Centre, Forest Road, Newport, Isle of Wight, United Kingdom, PO304LY


Pelorus Stand Bearing Repeater Compass (MD69/21)

Pelorus Stand Bearing Repeater Compass (MD69/21)

Pelorus Stand Bearing Repeater Compass (MD69/21) provides a complete Pelorus Stand solution with fitted precision Bearing Repeaters in gimbals for taking celestial and terrestrial bearings.

It is a complete Bearing Repeater solution with a fitted Gimbal and a precision dual-scale bearing repeater bowl. Pelorus Stand Bearing Repeater Compass (MD69/21) is light weight, easy to install and extremely rugged, suitable for wheelhouse and for exterior deck environments. It is available with a range of options for all types of vessel.


  • Rugged Glass Reinforced Plastic (GRP) composite construction with Gimbal

  • Precision Dual-Scale 36:1 Bearing Repeater Bowl with Heading Source Indicator (True / Magnetic)

  • Red tint illumination with built-in Rotary Dimming Control

  • Robust construction for the most arduous of environments

  • Integral earth bond from the Terminal Box to the Pelorus Stand

  • Can be customised to suit a variety of situations and requirements


Provides a rugged, weatherproof Bearing Repeater solution on a deck or on a bridge


  • Weight: 22 kg complete assembly (including optional dome); 12 kg (stand only)

  • Dimensions: H 1200 mm (H 1375 mm with optional Weather Dome); max Ø 450 mm

  • Repeater Bowl: Model MD69BR Precision Dual Scale 36:1

  • Mounting: Deck; 4x M20 bolts (not supplied)

  • Connections: Integral Terminal Box

  • Construction: Glass Reinforced Plastic (GRP)

  • Finish: RAL7040 Window Grey, semi-gloss

  • Complies with: IEC60945

  • Type Approval: Germanischer Lloyd (GL)

  • Supplied: MD69CB/W IP65 rated waterproof terminal box

  • IP rating: IP67 (Repeater Bowl); IP65 (Terminal Box)

  • Operating temp: -25°C to +55°C

  • Storage temp: -25°C to +70°C

  • RoHS: Compliant

  • Magnetic: Magnetic Permeability: Category ‘A’

  • Compass: Safe distance: 50 cm


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