JRC ALPHAMIDICOURSE Mk2, Installation And Operation Manual

Page: 49 / 99

49 | Operation
2.3.5 Ship Speed
The AlphaMidiCourse Mk2 calculates bearing based on the speed and latitude information that is inputted to the gyro as
speed source. For the speed input selection, refer to paragraph 1.7.4
Setting the Speed input source .
Note When a GPS communication failure is generated, the data indicator starts blinking.
Note When a LOG (contact) failure is generated, the data indicator starts blinking.
Note When a LOG (serial) failure is generated, the data indicator starts blinking.
2.3.6 Rate of Turn
Current ship's turn rate is displayed. Unit of the indicated Rate of Turn is in degrees / minutes.
See example: Presently right turn with 30 degrees / 0 minutes.
Note The Data indicator shows bar indication (blinking) until the master Gyro Compass starts to follow up, or
when "External heading sensor" system is selected.
Note When the ship makes a left turn, the Mode indicator shows a minus sign (-), which is indicated in the far
right space.
GPS Speed Manual Speed
Pulse LOG Serial LOG