DJI Wookong-H - Manual (Page 11)

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Configuration Procedure
B1
GPS & IMU Mounting
Lite WKH Lite customers can skip GPS mounting.
Assistant Software - MOUNTING page
STEP1: Select IMU Mounting orientation
STEP2: Fill in the distance between IMU/GPS and the C.G. of
helicopter in X, Y & Z axles, please measure the C.G.
with following method:
a) Adjust your helicopter, and make it balance on X
and Y axle as shown below.
X
Y
Rotor Head
Balance on X Y
b) The C.G. should be on the extended line of
helicopter main shaft.
Main Shaft
Z
c) Hang the helicopter by the tail
and use a plum line to find C.G.
on Z axle. You can use your own
methods to estimate the C.G. of
your helicopter.
*Step c) is not required to pod/boom, and scale
helicopter. Simply enter value zero will be
sufficient.
GPS normally mounted on tail boom, thus X
and Z could be zero, distance between GPS to
main shaft is X.
C.G.
Ground
Note: measurement in CM
1
You must re-configure if the ALL-UP-WEIGHT had been changed on your helicopter,
2
If mounting locations are not accurate enough or the sign were wrong, error on Y
，Z axle will leads helicopter vibrating,
error on X axle will leads drifting during spinning.
STEP1
STEP2
Not showed
in WKH Lite