Simrad SIMRAD HS50 Manuel D’Utilisation

OPERATING INSTRUCTIONS 

20221081 / F 

35

 

•  POS-Q. The quality of the position measurements. Two 

black bar graphs indicate normal accuracy, one black and one 
white bar graph indicate reduced accuracy and two white 
invalid position. 

•  DIF. Indicated whether differential corrections are input and 

used in the position determination or not. A black box 
indicates that differential corrections are used. A white box 
indicates no use of differential corrections.  

•  COG. A black box indicates valid COG calculation, a white 

an invalid calculation. 

•  SOG. A black box indicates valid SOG calculation, a white 

an invalid calculation. 

•  ROT. A black box indicates valid ROT calculation, a white 

an invalid calculation. 

•  WGS84. Shows the Datum used for the position and velocity 

determination. If the text DEMO appears in this field the 
system is operating in demonstration mode with simulated 
output data. 

348

DIF

HDT-Q

POS-Q

COG

SOG

ROT

 

An invalid HDT-Q status indication will be shown after 300 
seconds of loss of GPS heading in the system, and the output of 
heading data will terminate. In the first 300 seconds after loss of