Installation manual

Hull unit
39
851-164510 / Rev.E
4.2 Hull unit models
The SP90 sonar may be delivered with one out of four different
hull unit models.
• SP90 - This hull unit has 1.2 m
stroke length, and it is designed for
maximum speed 25 knots. It will
fit on a standard Simrad trunk with
620 mm pitch centre diameter
(PCD).
• SP91 - This hull unit has 1.6 m
stroke length, and it is designed for
maximum speed 20 knots. It will
fit on a standard Simrad trunk
with 620 mm pitch centre diameter
(PCD).
• SP92 - This is the “standard” hull
unit for the SP90 sonar. It has 1.2
m stroke length, and it is designed
for maximum speed 25 knots. It
will fit on a standard Simrad trunk
with 680 mm pitch centre
diameter.
• SP93 - This hull unit has 1.6 m
stroke length, and it is designed for
maximum speed 20 knots. It will
fit on a standard Simrad trunk with
680 mm pitch centre diameter.
SP90 / SP92 SP91 / SP93
(CD6949)