Furuno CH-270 - Manual (Page 95)

5. MENU OPERATION
5-11
5.4.3 SYSTEM SETTING 2 menu description
OFF 15 kt 20kt
OFF (OFF, 5-15kt) AUTO RETRACTION :
SPEED ALARM/MESSAGE :
DEFAULT SETTING : NO YES
: SELECT : CHANGE MENU: END
MENU 1 2
** SYSTEM SETTING 2 **
MAXIMUM ALLOWABLE SPEED IS 15 KNOTS WHILE SOUNDDOME IS BEING
RETRACTED. IF VESSEL HAS RAPID ACCELERATION CAPABILITIES,
AUTO RETRACTION SETTINGS OF 10-12 KNOTS ARE MANDATORY TO
AVOID CATASTROPHIC DAMAGE TO SOUNDOME ASSY. ANY PHYSICAL
DAMAGE TO THE SOUNDOME ASSY. IS CONSIDERED ABUSE AND IS
NOT A WARRANTY ISSUE.
STABILIZER : OFF ON
SWEEP INDICATOR : DOT LINE
System setting 2 menu
SYSTEM SETTING 2 menu description
STABILIZER: Choose ON to compensate for effects of ship’s pitching and rolling.
Requires Motion Sensor MS-100 or Clinometer BS-704.
AUTO RETRACTION: Set the speed at which automatic retraction of the transducer is to
occur. Requires speed input.
Note: The transducer may be retracted at a speed other than the intended one when
ship’s speed data is erroneous. Therefore, set the speed considering the
accuracy of speed data.