Marport Trawl Explorer Quick Reference Manual

MARPORT
TE
EXPLORER
Purpose
Thanks to the sounder you will see:
• On the echogram, the trawl opening and fish
entering the net.
• Also on the echogram, the distance between
the footrope and seabed to see if the gear
touches the bottom.
• Depth data
• Temperature data
• Pitch and roll data
• Distance from the sensor to the seabed or
footrope
The Trawl Explorer can adapt to different types
of fishing methods. For example, you can fully
configure the sounding modes in accordance with
your fishing method to have optimum results.
On the latest version of Trawl Explorer sensor, the
echogram displays target strength values. They are
useful to identify fish.
Main Parts
Retainer
Screw
Model/Serial
Number
Depth Sensor
Temperature
Sensor
Caution:
• Do not insert foreign objects into depth sensor opening or try
to open it.
• Do not remove the shoulder bolts from the outside of the
sensor.
It may damage the components.
QUICK REFERENCE GUIDE
Marport's Trawl
Explorer is your eye
on the fishing gear.
This sounder can be
placed on your trawl
headrope or tunnel in
order to send useful
information to the
wheelhouse.
Metal Strap
Transducer
Stabilizer
Board
Positive Charge
Negative Charge Shoulder bolts
Water Switch
Dimensions
500 mm
400 mm
146 mm
Beamwidth
Beamwidths for Uplink pings
Beamwidth @ 35 kHz
-3dB 46°
Beamwidths for Up and Down pings
Beamwidth @ 125 kHz @ 160 kHz @ 200 kH
-3dB 26°
TE_qrg / Rev1
@ 50 kHz @ 60 kHz
40° 30°
z
24° 22°
1