Operation
45
850--160139 / A
School data
This function is used to obtain information on the volume in tons
and the movement of a school when the sonar is in the automatic
target tracking programme.
SCHOOL DATA
TYPE OF FISH
MOVEMENT
0
When TYPE OF FISH is selected, the presumed tons per 1000 m
2
is presented.
TYPE OF FISH:
OFF
CAPELIN...:
25
HERRING...:
25
MACKEREL..:
25
BL.WHITING:
25
OWN SCHOOL:
25
Four types of known fish plus OWN SCHOOL can be selected.
Assumed value for all five types can be adjusted according to
experience by use of the menu below:
CAPELIN...:
10
?
INCREASE
25 TONS PER 1000M
2
?
DECREASE
Estimation of volume is based on tons per 1000 m
2
school area.
The standard value is 25 tons per 1000 m
2
, and the operator may
adjust this figure with the INCREASE/DECREASE function.
In order to estimate total volume of fish in a school, the school
must be tracked in the target tracking programme. The result of
the volume calculations is shown in the page for CATCH DATA.
This page is selected by pressing the menu control to the left when
the cursor is in the main menu.
Содержание SD570
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Страница 3: ...Simrad SD570 Fishery sonar Operator manual 850 160368 Rev B...
Страница 8: ...Simrad SD570 IV 850 160368 B Blank page...
Страница 15: ...System familiarization 3 850 160137 A Figure 1 SD 570 Sonar system diagram...
Страница 18: ...Simrad SD570 6 850 160137 A Figure 3 The SD 570 Transceiver Unit...
Страница 47: ...Operation V 850 160139 A Document history The information on this page is for internal use Rev A Original issue...
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Страница 114: ...Simrad SD570 IV 850 160140 A Document history The information on this page is for internal use Rev A Original issue...
Страница 119: ...Maintenance 5 850 160140 A Figure 2 The transceiver power system...
Страница 123: ...Maintenance 9 850 160140 A Figure 4 The Hull Unit...
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Страница 128: ...Simrad SD570 Operator manual Simrad SD570 Operator manual Simrad SD570 Operator manual Simrad SD570 Operator manual...