SonTek, a Xylem brand
RiverSurveyor S5/M9 System Manual (February 2013)
93
Transducer
Depth
Distance the vertical beam transducer is submerged into water
column
4
Salinity
User defined parameter that allows for a correction of the speed
of sound in water based on the salinity in parts per thousand
(ppt)
4
Magnetic Dec-
lination
User defined value for difference in magnetic North and true
North
4
Track Refer-
ence
User defined criteria used in determining navigation information
(i.e. Bottom Track and Boat Speed)
4
Depth Refer-
ence
User defined criteria used in determining water depth (i.e., Verti-
cal Beam or Bottom Track (4 beams))
4
Coordinate
System
Navigation coordinate system applied by user (ENU, System,
XYZ)
4
