Start Program - Mitsubishi Electric A1SD75P1-S3 User Manual

6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL

6.5.3 Start program

This program is used to start the control with start commands.
The control can be started with the following two methods.
PLC CPU
1) Set the "positioning start No." in " Cd.11 Positioning start No." according to the control to
be started.
(In the above example, set positioning data No. "1".)
2) Input the positioning start signal [Y10, Y11, Y12] or the external start signal.
3) The positioning data No. "1" will start.
Interface
signal
External
signal
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(1) Starting by inputting positioning start signal [Y10, Y11, Y12]
(2) Starting by inputting external start signal
1)
1
1150
2)
ON
Y10
Fig. 6.2 Procedures for starting control
Starting conditions
When starting, the following conditions must be satisfied. The program must be
configured by adding the required conditions into the sequence program so that
the operation does not start until the conditions are satisfied.
Signal name
PLC READY signal
AD75 READY signal
Axis stop signal
Positioning start
complete signal
BUSY signal
Error detection signal
M code ON signal
Drive unit READY signal ON Drive unit preparation completed
Stop signal
Upper limit (FLS)
Lower limit (RLS)
Buffer memory
3)
Control with
positioning data
No. 1
*
When starting positioning with the scan
Input/output signal
after the completion of positioning,
insert X1 as an interlock so that
positioning is started after Y10 is turned
OFF and X1 is turned OFF.
Signal state
ON PLC CPU preparation completed
OFF AD75 preparation completed
OFF Axis stop signal is OFF
Positioning start complete signal
OFF
is OFF
OFF BUSY signal is OFF
OFF There is no error
OFF M code ON signal is OFF
OFF Stop signal is OFF
ON Within limit range
ON Within limit range
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MELSEC-A
Drive unit
Device
Axis 1 Axis 2 Axis 3
Y1D
X0
Y13 Y14 Y1C
X1 X2 X3
X4 X5 X6
XA XB XC
XD XE XF
–
–
–
–