1-3
-90゚
0 ゚
- 45 ゚
0゚
SONAR SYSTEM SUMMARY
An echo sounder is only able to search in one direction within some beam angle, beneath
the ship. A sonar, however, can freely search the broad range, since the transducer’s
angle can be varied not only the horizontal direction but also the vertical direction.
SONAR DISPLAY RANGE ECHO SOUNDER DISPLAY RANGE
HORIZONTAL ANGLE (SECTOR) 180° WHEN DETECTING
By changing the horizontal angle (Sector), the various ranges from the narrow to the full
circle are available
MIN SECTOR ANGLE
MAX
[ULTRA-SOUND BEAMS SEEN FROM THE TOP]
By changing the transducer’s directional angle (Tilt), the ultra-sound beam angle can
be varied from right beneath the ship to the horizontal direction.
TILT 0°
TILT –45°
TILT –90°
SEA BOTTOM
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Содержание ESR-S1BB
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