Panasonic minas a series Operating Manual page 126

P a r a m e t e r R a n g e
PrNo.
d e s c r i p t i o n
4 5
Pulse output
logic inversion
You can invert the the phase relation between A and B phases by inverting the logic of
the B-phase pulse with
Value
0
1
Parameters for Pulse Command Scaler (Pr46 through Pr4B)
4 6
Numerator of 1st
command pulse ratio
4 7
Numerator of 2st
command pulse ratio
Numerator of 3st
4 8
command pulse ratio
Numerator of 4st
4 9
command pulse ratio
Multiplier of
4 A
numerator of
command pulse ratio
4 B Denominator of
command pulse
r a t i o
<Note>
For the default values of Pr46 through Pr4B, see page 46.
0 ~ 1
When the motor runs CW, the B-phase pulse advances the A-phase pulse
[0]
(when the motor runs CCW, the B-phase pulse delays from the A-phase
pulse).
this parameter.
A-phase (OA),
B-phase (OB),
non-inversion
B-phase (OB),
inversion
Pulse command scaling function (electronic gear)
1 ~
• Purpose
10000
1) You can set-up any motor speed or work travel amount per input com-
1 ~
mand pulse(unit).
10000 2) You can increase the nominal command pulse frequency with scaling,
when your required speed can't be obtained due to the capacity of the
1 ~
pulse generator of the controller(maximum available frequency).
10000
• Block diagram of the scaling function
1 ~
10000
0 ~ 17
*1 Numerator of 1st. command pulse ratio (Pr46)
Command
*1 Numerator of 2st. command pulse ratio (Pr47)
pulse
Numerator of 3st. command pulse ratio (Pr48)
*2
f
Numerator of 4st. command pulse ratio (Pr49)
*2
1 ~
Denominator of pulse command pulse raito (Pr4B)
10000
• The calculated numerator is max. 2621440. Set-up of larger value than
this is disabled, and automatically substituted by 2621440.
- App. 45 -
F u n c t i o n
CCW run
Multiplier of
numerator
of command
x 2
pulse ratio
(Pr4A)
CW run
Internal
+
command
to the position
error counter
F
-
Feedback
10000P/rev
pulse
or
(resolution)
17
2 P/rev