Cause
Checkup
[
Remedy
Trouble with Check waveform of signal
Replace the
defecti-
encoder. or encoder fed back from encoder,
ve encoder or cable.
cable
using a synchroscope
Card SF-ORJ
Card SF-DAJ
CHl
-
CH3
Card SF-TLJ
Error in parameter Although the control
sys-
Set parameter
I
OSL
setting
tern
has no encoder type
(#41)
to
“0”.
oriented spindle stop
function,
parameter
I
OSL
(#41)
is set to
"1".
/
I
Card trouble
After making sure this
Replace the card
alarm is reproducible,
re-
SF-ORJ, DAJ and/or
place the cards SF-ORJ,
TLJ.
DAJ and TLJ to check.
(5)
ERROR EXCESS SPEED
This alarm occurs if deviation of true motor speed from
the specified speed is larger than
500rpm,
lasting for
12' sec.
or longer.
Cause
Checkuo Remedv
Motor wiring
im-
Motor cable connection
Connect the motor
proper (phase
(U, V and
W)
is not
cor-
cable in correct
sequence failure
rect.
phase sequence.
Error in parameter
"Motor
constant" parameter
Change parameter
setting
I
MSL
(#2)
setting does not setting.
meet the motor used.
GD2
excessively
It takes more than 6 sec.
Increase setting of
large
for acceleration to the
parameter
/?ZZK]
maximum motor speed from
;
(ff52).
zero speed.
I
I
-
96
-
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