YASKAWA VS-626MT Series Manual page 18

7 . Cont .
8 .
SYMBOL FUNCTION ADJUSTMENT
8RH(A) Level adjustment of Normally the current is not limited during
current limit at deceleration . (8RH is set to full CCW)
deceleration
But if the load has a large inertia and a
large current flow through braking circuit
at deceleration, 8RH should be adjusted to
reduce the current .
SYMBOL
FUNCTION ADJUSTMENT
METER(A) Scale adjustment of Adjust the tachometer at rated speed .
Tachometer
A 1ma DC full scale ammeter should be
used for the tachometer .
NDET(A) Level adjustment of
Adjust to 10-30% of rated speed .
speed detection
(0 .6V-1 .8V at CH8(A) )
If the speed goes under the set level,
terminals 40 and 41(A) will be closed .
IDET(A) Level adjustment of Adjust to 0-200% of rated
)
current detection current . If current goes
300
over set level, terminals
200
38 & 39(A) will close .
100
IDET
5
10
ILIM(A)
Level adjustment of Can adjust 10-100% of rated current when
current limit 12V is applied at terminal 50(A), otherwise
it is set by TLIM .