Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 Reference Manual page 934

High-speed Counter/Pulse Output Instructions
Opera- Purpose Application
tion
Chang- To Changing the tar-
ing set- change get position and
tings, target target speed (fre-
contin- position quency) during
ued and positioning (mul-
speed tiple start func-
smoothly tion)
Changing the
acceleration and
deceleration
rates during posi-
tioning (multiple
start function)
To Changing the
change direction during
direction positioning
Stop- Stop Immediate stop
pulse out-
ping
put (Num-
pulse
ber of
output
pulses
setting is
not pre-
served.)
Stop Decelerate to a
pulse out- stop
put
smoothly.
(Number
of pulses
setting is
not pre-
served.)
894
Frequency changes
Number of
Pulse
pulses specified
frequency
with PLS2(887).
Changed target
frequency
Target frequency
Acceleration/
deceleration
rate
Execution of
PLS2(887)
PLS2(887) executed to
change the target frequency,
acceleration rate and
deceleration rate.
Number of pulses
Pulse
specified by
frequency
PLS2(887) #N.
Acceleration rate n
New target
frequency Acceleration
rate 3
Original target
Acceleration
frequency rate 2
Acceleration
rate 1
Execution of
Execution of PLS2(887) #N
PLS2(887) #1
Execution of PLS2(887) #3
Execution of
PLS2(887) #2
Specified
Pulse
number of
frequency
pulses
Change of direction at the
Target
specified deceleration rate
frequency
Execution
of PLS2
Execution of
(887)
PLS2(887)
Pulse frequency
Present
frequency
Execution of
Execution
SPED(885)
of INI(880)
Pulse frequency
Present
frequency
Target
frequency = 0
Execution of Execution of
PLS2(887) ACC(888)
PLS2(887) can be exe-
Number of pulses
cuted during position-
changed with
ing to change the
PLS2(887).
target position (num-
ber of pulses), acceler-
ation rate, deceleration
rate, and target fre-
quency.
Note If a constant
Time
PLS2(887) can be exe-
cuted during position-
ing (acceleration or
deceleration) to
change the accelera-
tion rate or decelera-
tion rate.
Time
PLS2(887) can be exe-
cuted during position-
ing with absolute pulse
specification to change
to absolute pulses and
reverse direction.
Number of pulses
(position) changed
by PLS2(887)
Time
Stops the pulse output
immediately and clears
the number of output
pulses.
Time
Decelerates the pulse
output to a stop.
Deceleration rate
Time
Section 3-21
Description Procedure/
instruction
PULS(886)
ACC(888)
(Indepen-
dent)
PLS2(887)
speed cannot be
maintained after
changing the set-
tings, an error
will occur and
the original oper-
ation will con-
tinue to the
original target
position.
PLS2(887)
PLS2(887)
PULS(886)
ACC(888)
(Indepen-
dent)
PLS2(887)
PLS2(887)
PLS2(887)
PULS(886)
ACC(888)
(Indepen-
dent)
PLS2(887)
PLS2(887)
INI(880)
PLS2(887)
ACC(888)
(Indepen-
dent, target
frequency of
0 Hz)