Operation Manual

Simrad PI54
134
850-165186 / Rev.B
PI Height sensor
Purpose
The PI Height sensor monitors the current height of the trawl,
as well as the rate of any height changes. All measurements are
related to the bottom.
(A) = The PI Height sensor is normally
mounted on the headrope, and by means of
the built-in echo sounder it will measure the
distance to the bottom.
(B) = Echo sounder transmission field
Main parts
(A) = Negative charging and fastening lug
(B) = Positive charging and fastening lug
(C) = Communication link
(D) = Location of sensor lamp
(E) = Water switch sensor
(F) = Echo sounder transducer - must be
directed towards the seabed!