Application Example - Omron SYSMAC CJ Series User Manual

8 Pulse Outputs
Precautions for Correct Use Precautions for Correct Use
Absolute pulses cannot be specified when the origin is undefined. Specify them only when the
origin has been defined by performing an origin search or by changing the PV with the INI(880)
instruction.
Additional Information
The origin position is undefined in the following case. Define the origin position by performing an
origin search again.
• When the pulse output reset flag is turned ON
• When the RUN or MONITOR mode is changed to the PROGRAM mode
8-2-3

Application Example

Specifications and Operation
When the start input (CIO 2960.00) goes ON, this example program outputs 600,000 pulses from pulse
output 1 to turn the motor.
In this example, trapezoidal position control is performed.
Target frequency: 50,000 pps
Starting frequency: 100 pps
Staring input: CIO 2960.00
Applicable Instructions
PLS2(887) instruction
8-30
Acceleration
rate:
Pulse output
300 pps/
4 ms
amount:
600,000 pulses
Deceleration rate:
200 pps/4 ms
CJ2M CPU Unit Pulse I/O Module User's Manual