0
l
5)
RESOLVER FEEDBACK ADJUSTMENT
Item
Adjustment
Remarks
Feed-
1 Measure check pin
TPl
on GX96 card
back
using synchroscope.
(M-LB,
MB)
P
I
voltage 2 Voltage should range from
8Vp-p
to
*=
p3
I
check
13vp-p.
Short-circuit S5 if higher
%I
00
than
13Vp-p.
Ampli- 1 Obtain highest and lowest points of
tude
waveform at check pin
TPl,
set
volt-
fluctua- age range to
0.2V/DIV
and set time
tion
base to
0.1-0.2
sec/DIV.
c'
*?I
adjust-
2 Drive machine at 3-4
m/min
and
ad-
e
ment
just
VRl
and VR2 so that amplitude
fluctuation is made less than 40
mVp-p.
(GX96 card)
~llrllrrlllrllrlrllllllllllJ~J~~
3 To set voltage range to
Q.ZV/DIV,
use
synchroscope ADD and shift with both
channels 1 and 2.
-41-
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