Programs For Forward/Reverse Rotation (Step Ladder (Stl) Program; Example Program - Mitsubishi FX3G Series User Manual

FX /FX /FX PLC User's Manual - Positioning Control Edition
3G 3U 3UC
Built-in Positioning Functions
12.3

Programs for Forward/Reverse Rotation (Step Ladder (STL) Program)

12.3.1 Example Program

Positioning operation will be performed using the absolute positioning method as shown in the following chart:
The following program uses the step ladder (STL) instruction.
X020
Immediate stop
X014
Servo ready
X026
Forward rotation limit
X027
Reverse rotation limit
M8000
RUN monitor
M8000
RUN monitor
S0 S10 S11
Zero JOG JOG
return (+) (-)
→ For details on input/output assignment, refer to Section 12.1.
Output pulse frequency:
100,000 Hz
100
Origin
Acceleration/deceleration time:
FNC 12
MOVP
S12 S13 M8349
Positioning Positioning in Stoppage of Y0
in forward reverse pulse
rotation rotation outputting
direction direction operation
12.3 Programs for Forward/Reverse Rotation (Step Ladder (STL) Program)
500,000
100 ms
Stops outputting Y000 pulses.
(Immediate stop) Refer to
M8349
Section 4.7.2.
Resets the "zero return
RST M10
completion" flag.
Resets the "forward rotation
RST M12
positioning completion" flag.
Resets the "reverse rotation
RST M13
positioning completion" flag.
M8343 Forward limit (Y000)
M8344 Reverse limit (Y000)
Enables the zero return
operation with CLEAR signal
H0020 D8464
outputting function. (CLEAR
signal: Y020)
M8464
M8341
Performs zero return in the
M8342
forward rotation direction.
M5 Operation is stopped.
12 Examples of Programs
B - 157
A
B
Apx.