12 Pulse Outputs
12-54
CP1E CPU Unit Software User’s Manual(W480)
* The starting frequency is ignored.
Switching from Speed Control (Continuous Mode) to Positioning
(Independent Mode)
Example
application
Frequency changes Description
Procedure
Instruction Settings
Change
from speed
control to
fixed dis-
tance posi-
tioning
during
operation
PLS2 can be executed
during a speed control
operation started with
ACC to change to position-
ing operation.
An error will occur if a con-
stant speed cannot be
achieved after switching
the mode. If this happens,
the instruction execution
will be ignored and the
previous operation will be
continued.
ACC
(Continuous)
↓
PLS2
• Port
• Acceleration
rate
• Deceleration
rate
• Target fre-
quency*
• Number of
pulses
Fixed dis-
tance feed
interrupt
Time
Target
frequency
Execution of ACC
(continuous)
Execution of PLS2
Pulse frequency
Outputs the number of pulses
specified in PLS2 (Both relative and
absolute pulse specification can be
used.)
Pulse frequency
Time
Present
frequency
Execution of ACC
(continuous)
Execution of PLS2 with the following settings
Number of pulses = number of pulses until stop
Relative pulse specification
Target frequency = present frequency
Acceleration rate = Not 0
Deceleration rate = target deceleration rate
To Next Page
Loading...
