Pit Curve/Pit Trim; Pitch Curve - FUTABA 8FG Instruction Manaul

PIT CURVE/PIT TRIM

Pitch Curve

This function adjusts the pitch operation curve
for each flight condition to optmize the model's
performance in relationship to the throttle stick
position.
● Select [PIT CURVE] at the Model menu
and access the setup screen shown
below by touching the RTN button.
● Select the function name
and return to the Model
menu by touching the
RTN button.
● curve rate
Setting method
●5-point curve setting
[Curve rate setting]
1. Move the cursor to the curve rate setting
item you want to adjust and touch the RTN
button to switch to the data input mode.
Adjust the rate by scrolling the touch sensor.
Initial value: P1: -100%, P2: -50%, P3: 0%, P4:
+50%, P5: +100%
Adjustment range: -100%~+100%
*When the RTN button is touched for one second, the rate is
reset to the initial value.
Touch the RTN button to end the adjustment
and return to the cursor mode.
2. Repeat this procedure for each point as
desired.
[Moving curve point]
1. Move the cursor to the curve point setting
item you want to adjust and touch the RTN
button to switch to the data input mode.
Adjust the curve point by scrolling the touch
sensor.
Initial value: P1: (0%), P2: 25%, P3: 50%, P4:
75%, P5: (100%)
Adjustment range: Up to 2.5% in front of the
adjoining point
*When the RTN button is touched for one second, the curve
position is reset to the initial value.)
Touch the RTN button to end the adjustment
and return to the cursor mode.
2. Repeat this procedure for each point as
desired.
[Deleting/returning curve point]
1. Move the cursor to the curve point setting
item you want to delete/return and touch
the RTN button for one second.
*A simple curve can be created by reducing the number of
input points to two or three, and then entering the specified
value at the corresponding points.
(Currently selected condition name)
● curve point
● Pitch curve copy
●Pitch curve copy function
Move the cursor to COPY and touch the RTN
button to switch to the data input mode.
Select the copy destination condition by
scrolling the touch sensor and touch the RTN
button. Select the [YES] and touch the RTN
button.
Normal curve adjustment
*For normal curve, create a basic pitch curve centered
about hovering. Use this function together with the THR
Curve (Normal) function and adjust the curve so that up/
down control is best at a constant engine speed.
Idle up curve adjustment
*For the high side pitch curve, set the maximum pitch
so that it does not overload the engine. For the low side
pitch curve, create curves matched to loop, roll, 3D, and
other purposes and use the idle up curves according to the
performance.
Throttle hold curve adjustment
*The throttle hold curve is used when executing auto
rotations.
Operation precautions
Warning
When actually starting the engine and flying,
always set the idle up condition switch to OFF
and start the engine at idle.
<Functions of Model Menu (Helicopter Functions)>
<SensorTouch™>
Scrolling
● Moving cursor
● Selecting mode
● Adjusting value
● To next page
*The graph display includes the pitch
trim operation.
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