Chapter 3: Installation

11

57 mm

(2.25 in)

51 mm

(2.0 in)

D4643-1

Note: If you intend fitting a nonstandard transducer, extra tools may be required

Site requirements

Transducer

The transducer types required for the various hull types are as follows:

Hull material

Transducer type

Glass reinforced plastic (GRP)

M78712 Through hull plastic

Steel

(supplied as standard)

Aluminium

 

Wood

M78716 Through hull bronze

Other transducer types are also available for specific requirements. For further details, contact your local Raymarine dealer.

75 mm (2.94 in) diameter

100 mm (3.95 in)

51 mm (2.0 in)

14 mm

diameter

(0.57 in)

75 mm (2.94 in) diameter

Plastic through hull speed transducer dimensions

D4446-2

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Image 20
Raymarine ST40 manual Site requirements, Hull material Transducer type