
APPENDIX B-65150E/04
− 348 −
A. DEFFERENCES BETWEEN THE PARAMETERS
FOR THE Series 15-A AND Series 15-B (15i-A)
<2> High-speed positioning function (See Sec. 4.8.)
The Series 15-A and 15-B (15i-A) use different parameter
numbers for this function.
Series 15-A (Series 9046) Series 15-B, 15i-A
Low-speed integration
Enable bit
Disable speed
Enable speed
No. 1954 #6
No. 1972
No. 1973
No. 1957 #1
No. 1714
No. 1715
Position gain switch function
Enable bit
Switching speed
No. 1954 #5
No. 1974
No.1957 #0
No. 1713
<3> Feed-forward function (See Subsec. 4.6.1.)
<4> Machine speed feedback function (See Subsec. 4.5.1.)
For the functions indicated above, the Series 15-A and 15-B
(15i-A) use identical parameter numbers and different setting
methods.
NC model
Position feed-forward coefficient (No. 1961)
Machine speed feedback coefficient (No. 1981)
Series 15-A
8192
Set value = α × 4096 ×
Number of position feedback
pulses per motor revolution
Series 15-B,
Series 15i-A
Set value = α × 100 (α: 0 to 1)
NC model Velocity feed-forward coefficient (No. 1985)
Series 15-A
8192
Set value = α × 4096 ×
Number of position feedback
pulses per motor revolution
Series 15-B,
Series 15i-A
Set value = α × 10000 (α: 0 to 1)
NC model Velocity feed-forward coefficient (No. 1962)
Series 15-A
Rotor inertia + load inertia
Set value = (−PK2V) ×
Rotor inertia
0.04 × 8000
×
Number of position feedback
pulses per motor revolution
Series 15-B,
Series 15i-A
Rotor inertia + load inertia
Set value = × 100
Rotor inertia