Raymarine Realvision RV-220P Installation Instructions Manual page 8

1 Planing hull
2 Planing hull
3 Planing hull
4 Displacement
hull
5 Keel sailboat
6 Keel sailboat
• The transducers should be installed away from any protrusions such as other transducers, steps,
ribs, strakes, or rows of rivets.
1 Step
2 Rib
3 Row of rivets
4 Strake
8
Outboard or I/O — mount forward and to the side of the propeller(s)
Inboard — mount forward of the propeller(s) and shaft(s)
Stepped hull — mount on the first step as far aft as possible
Displacement hull — mount approximately 1/3 of the way along the
length of the hull, measured along the waterline
Fin keel — mount forward of the keel, ensuring that the keel will not
obstruct the transducers wide beam width
Full keel — mount away from the keel at a location with minimum
dead rise, ensuring that the keel will not obstruct the transducers
wide beam width