FS70 Trawl Sonar System
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3.2.3.4 The Sensor page:
The sensor page is used to adjust trawl sensors display information.
Graph Time: sets the sensor reading display time.
Depth Offset: when depth sensor reading is not accurate, use this offset to compensate the
depth reading.
Tilt Sensor: enabled if tilt sensor is available. Filter level is used to stabilize the sensor
reading. Pitch/Roll offset is used to compensate the pitch, roll value if the tilt sensor
mounting is not level.
3.2.4 Sonar Display:
The Sonar Display contains the sonar image and the measurement overlays. In the
following example, the standard grid of circular range rings and the measurement cursors
have been enabled to measure the sonar image.