Simrad Simrad SP70, Installation Manual

Page: 183 / 230

Technical specifications
167
851-164336 / D
ITI Outputs
The SP70 transmits the following NMEA telegrams to the ITI
system.
•
Tracked target position or marker
Tracked target position or marker
@SSTPP,xxxx,M,yyy,P,zzzz,M,nn<cr><lf>
where (from left towards right):
Component Content
SS Scanning sonar
TPP Target position in polar coordinates
xxxx,M Horizontal range to the target with resolution 1
meter
yyy,P Bearing to the target relative to the vessel head-
ing, resolution is 1 degree
zzzz,M Target’s depth below the surface, resolution is 1
meter
nn Target identification:
00 = Echo target currently tracked
10 = Position currently tracked
20 to 29 = Markers 0 to 9
Position telegrams for markers will not be transmitted to the ITI.
FS900 Trawl system
The SP70 will receive the following trawl information as an
NMEA telegram from the FS900 system.
•
Depth of trawl below surface
Depth of trawl below surface
$IIDBS,,,x.x,M,,<cr><lf>
where (from left towards right):
Component Content
DBS Depth of trawl below water surface
x.x Depth in meters (0 to 2000 m)