YASKAWA VS-626MT Series - Adjustment; 1. Adjustment of Speed Reference; 2. Adjustment of Speed Feedback; 3. Adjustment of Speed

1 .
Adjustmentof
Speed
Reference
Q . ADJUSTMENT
(A
means
part with a parenthesis
are found on the JPAC-C026
(C means part
with
a parenthesis are found on the JPAC-C051
2 . Adjustmentof Speed Feedback
3 . Adjustment of Speed
SYMBOL FUNCTION
ADJUSTMENT
1RH(A) OFFSETadjustment Adjust CH4(A) within ±3mV when speed
of speed reference reference is ,zero .
2RH(A) LIMITadjustment
W(A)
Adjust the
maximum
of speed reference speed reference .
ICCW
Normally set full CW .
Speed
Reference
3RH(A)
GAIN adjustment of Adjust the CH4(A) to +6.OOV at 100%
forward reference forward speed reference .
4RH(A) GAIN adjustment
of
Adjust the
CH4(A) to -6.OOV ±3% at
reverse
reference 100% reverse speed reference .
SYMBOL
FUNCTION ADJUSTMENT
6RH(C) ZERO adjustmentof Adjust
CH3(C) within ±3mV when speed
feedback is zero .
5RH(C)
GAIN adjustment of Adjust CH3(C) to ±6.OOV at ratedspeed
feedback (- : forward, -F :
reverse)
SYMBOL
FUNCTION ADJUSTMENT
NFB(C)
Adjustment of Speed
Adjust
to ratedspeed at rated speed reference .
If
there
is a difference betweenforward and
reverse, adjust by 4RH(A) .
1RH(C) OFFSET adjustment If there
is
a
difference between
forward and
of Speed reverse at low speed, adjust so they are equal .