Yaskawa L1000E AC Drive CIMR-LE†A - Manual (Page 98)

4 Start-Up Programming
98 YASKAWA TOEPYAIL1E01A YASKAWA AC Drive L1000E Quick Start Guide
Table 27 explains the Short Floor and Advance Short Floor functions.
Table 27 Short Floor Operation Example
Leveling
Speed Input
Timing
Short Floor Advanced Short Floor
Constant speed
operation at
rated speed
(normal stop
sequence)
During
acceleration
Constant speed
operation at
less than the
rated speed
Not Available.
Before start Operates at the leveling speed.
<1> The drive will recognize the speed reference that is lower than the Leveling Speed Detection Level (d1-28) as the leveling speed if the speed
priority is set for multi-step speed reference (d1-18 = 0 or 3).
H1- = 53
(Leveling Speed) <1>
0
Operating
speed
Time
d1-19
(Nominal Speed)
d1-26
(Leveling Speed)
ON(close)
(The speed is 40% of the nominal speed or more.)
d1-19
(Nominal Speed)
d1-26
(Leveling Speed)
H1- = 53
(Leveling Speed ) <1>
0
Operating
speed
Time
40% of nominal
speed
ON(close)
(The speed is over Optimum Speed.)
d1-19
(Nominal Speed)
Optimal Speed
d1-26
(Leveling Speed)
H1- = 53
(Leveling Speed) <1>
Operating
speed
0
ON (close)
Time
(The speed is less than 40% of the nominal speed.)
H1- = 53
(Leveling Speed) <1>
d1-19
(Nominal Speed)
d1-26
(Leveling Speed)
40% of nominal
speed
ON(close)
0
Operating
speed
Time
(The speed is optimal speed or less.)
d1-19
(Nominal Speed)
Optimal Speed
d1-26
(Leveling Speed)
S5-03
H1- = 53
(Leveling Speed ) <1>
0
Operating
speed
ON (close)
Time
(The speed is 40% of the nominal speed or more.)
H1- = 53
(Leveling Speed) <1>
d1-19
(Nominal Speed)
d1-26
(Leveling Speed)
40% of nominal
speed
ON(close)
0
Operating
speed
Time
(The speed is less than 40% of the nominal speed.)
H1- = 53
(Leveling Speed) <1>
d1-19
(Nominal Speed)
d1-26
(Leveling Speed)
40% of nominal
speed
ON(close)
0
Operating
speed
Time