Garmin GPSMAP 4012 Technical Reference for Garmin NMEA 2000 Products - Page 25
Intelliducer Intelligent Depth Transducer-Transom Mount and Thru-Hull
UPC - 753759066055
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NMEA 2000-Certified Sensor Configuration Information Intelliducer (Intelligent Depth Transducer-Transom Mount and Thru-Hull) Setting the Keel Offset Adjust the Keel Offset to display a depth reading from the water line or from the lowest point of the boat (keel) rather than the actual location of the Intelliducer. To adjust the keel offset: 1. While viewing the NMEA 2000 device configuration menu, select a specific Intelliducer and select Config > Keel Offset. 2. Enter the measured distance from the Intelliducer location to the water line or to the keel of the boat. • If you are measuring down to the keel (Intelliducer installed at the water line), enter a (+) positive number. • If you are measuring up to the water line (Intelliducer installed on the keel), enter a (-) negative number. Intelliducer at the water line Enter a (+) positive number to show depth at the bottom of the keel. Intelliducer at the bottom of the keel Enter a (-) negative number to show depth at the surface. Keel Offset Technical Reference for Garmin NMEA 2000 Products 21