YASKAWA Varispeed E7 Instruction Manual And Parameter Description page 109

Jump Frequencies: d3
Con-
stant
Number
d3-01 Jump frequency 1
d3-02 Jump frequency 2
d3-03 Jump frequency 3
Jump frequency
d3-04
width
Reference Frequency Hold: d4
Con-
stant
Number
Frequency refer-
d4-01 ence hold function
selection
d4-02 + – Speed limits
-22
5
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Name Description
Set the center values of the jump
frequencies in Hz.
This function is disabled when the
jump frequency is set to 0 Hz.
Always ensure that the following
applies:
d3-01 ≥ d3-02 ≥ d3-03
Operation in the jump frequency
range is prohibited but during
acceleration and deceleration, the
speed changes smoothly without
jumping
Sets the jump frequency bandwidth
in Hz.
The jump frequency range will be
the jump frequency ± d3-04.
Name Description
Sets whether or not frequency refer-
ence value on hold will be recorded.
0: Disabled (when operation is
stopped or the power is turned
on again the frequency reference
is set to 0.)
1: Enabled (when operation is
stopped or the power is turned
on again the inverter starts at the
previous hold frequency.)
This function is available when the
multi-function inputs "Accel/Decel
Ramp Hold" or "Up/Down" com-
mands are set.
Sets the frequency to be added to or
subtracted from the analog fre-
quency reference as a percentage of
the max. output frequency.
Enabled when the increase (+)
speed command or decrease (–)
speed command is set for a multi-
function input.
Change
Access
during
Setting Factory
Range Setting Level
Opera-
tion
0.0 Hz No
0.0 Hz No
0.0 to
200.0
0.0 Hz No
0.0 to
1.0 Hz No
20.0
Change
Access
during
Setting Factory
Range Setting Opera- Level
tion
0 or 1 0 No
0 to 100 10% No
MEMO-
BUS Page
Register
A 294H 6-24
A 295H 6-24
A 296H 6-24
A 297H 6-24
MEMO-
BUS Page
Register
A 298H 6-53
A 299H 6-58