Furuno RP-250 - Manual (Page 47)

7. AIS OPERATION
41
7.12 ROT Display Setting
You may set the lower limit of the ROT (Rate Of Turn) at which the heading line
on target symbols will point in direction of turning.
1. Press the [AIS MENU] key to open the AIS menu.
2. Press the [0] key to show the AIS2 menu.
3. Press the [7] key (ROT TAG).
4. Use the numeric keys to enter ROT (000.1 to 359.9°/min).
5. Press the [ENTER] key.
6. Press any menu key to close the AIS menu.
ROT display