Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 User Manual

886
High-speed Counter/Pulse Output Instructions Section 3-21
4. The direction set in the SPED(885) operand will be ignored if the number
of pulses is set with PULS(881) as an absolute value.
Operation Purpose Application Frequency changes Description Procedure/
instruction
Starting
pulse output
To output
with spec-
ified
speed
Positioning
without accel-
eration or
deceleration
Starts outputting
pulses at the speci-
fied frequency and
stops immediately
when the specified
number of pulses
has been output.
Note The target
position (spec-
ified number of
pulses) can-
not be
changed dur-
ing position-
ing.
PULS(886)
↓
SPED(885)
(Independent)
Changing
settings
To
change
speed in
one step
Changing the
speed in one
step during
operation
SPED(885) can be
executed during
positioning to
change (raise or
lower) the pulse out-
put frequency in one
step.
The target position
(specified number of
pulses) is not
changed.
PULS(886)
↓
SPED(885)
(Independent)
↓
SPED(885)
(Independent)
Stopping
pulse output
To stop
pulse out-
put (Num-
ber of
pulses
setting is
not pre-
served.)
Immediate
stop
Stops the pulse out-
put immediately and
clears the number of
output pulses set-
ting.
PULS(886)
↓
SPED(885)
(Independent)
↓
INI(880)
PLS2(887)
↓
INI(880)
Stop
pulse out-
put (Num-
ber of
pulses
setting is
not pre-
served.)
Immediate
stop
Stops the pulse out-
put immediately and
clears the number of
output pulses set-
ting.
PULS(886)
↓
SPED(885)
(Independent)
↓
SPED(885),
(Indepen-
dent, Target
frequency of
0Hz)
Pulse frequency
Target
frequency
Specified number of
pulses (Specified with
PULS(886).)
Execution of
SPED(885)
Outputs the specified
number of pulses
and then stops.
Time
Pulse
frequency
New target
frequency
Original target
frequency
Specified number
of pulses
(Specified with
PULS(886).)
Number of pulses
specified with
PULS(886) does
not change.
Execution of SPED(885)
(independent mode)
SPED(885) (independent
mode) executed again to
change the target
frequency. (The target
position is not changed.)
Time
Pulse frequency
Present
frequency
Execution of
SPED(885)
Execution
of INI(880)
Time
Pulse frequency
Present frequency
Execution of
SPED(885)
Execution of
SPED(885)
Time

Omron SYSMAC CJ - REFERENCE MANUAL 08-2008 Specifications

General

Brand	Omron
Model	SYSMAC CJ - REFERENCE MANUAL 08-2008
Category	Controller
Language	English