737
High-speed Counter/Pulse Output Instructions Section 3-20
Note Triangular Control
If the specified number of pulses is less than the number required to reach the
target frequency and return to zero, the function will automatically reduce the
acceleration/deceleration time and perform triangular control (acceleration
and deceleration only.) An error will not occur.
Stop-
ping
pulse
output
Stop
pulse
output
(Num-
ber of
pulses
setting is
not pre-
served.)
Immediate stop Stops the pulse out-
put immediately and
clears the number of
output pulses.
PLS2(887)
↓
INI(880)
Stop
pulse
output
smoothly
. (Num-
ber of
pulses
setting is
not pre-
served.)
Decelerate to a
stop
Decelerates the
pulse output to a
stop.
PLS2(887)
↓
ACC(888)
(Indepen-
dent, target
frequency
of 0 Hz)
Opera-
tion
Purpose Application Frequency changes Description Procedure/
instruction
Pulse frequency
Present
frequency
Execution of
SPED(885)
Execution of
INI(880)
Time
Pulse frequency
Present
frequency
Target
frequency = 0
Execution of
ACC(888)
Deceleration rate
Time
Execution of
PLS2(887)
Pulse frequency
Target
frequency
Specified number of pulses
(Specified with PLS2(887).)
Execution of PLS2(887)
Time
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