Operation position i/o assignments, Operation flow chart – IAI America SSEL User Manual
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Part 2 Programs
(2) Explanation of the operation
[1] Wait for the axis-1 movement pushbutton switch to turn ON.
[2] The X-axis moves while the pushbutton switch is ON, and stops when the switch turns OFF.
[3] Wait for the axis-2 movement pushbutton switch to turn ON.
[4] The Y-axis moves while the pushbutton switch is ON, and stops when the switch turns OFF.
[5] Output a start command to the hand control unit.
[6] Wait for an operation completion input from the hand control unit.
[7] Move to the home after the input is received.
The above operation will be repeated. The operation position, external I/O assignments and operation flow
chart of this operation are shown below:
Operation Position
I/O Assignments
Category
I/O No.
Signal name
Specification
16
Axis-1 movement
command
Pushbutton switch
17
Axis-2 movement
command
Pushbutton switch
Input
18
Hand operation
completion
External control unit
Output 307
Hand start
command
24 VDC
X-SEL
* Flag is not used.
Operation Flow Chart
Operation home
Arbitrary distance
Arbitrary
distance
Axis
2
Hand control unit
Axis 1
Start
Axis 1
switch ON
Axis 1 operates in forward
direction
Axis 1
switch OFF
Axis 1 stops
Axis 2
switch ON
Axis 2 operates in forward
direction
Axis 2
switch OFF
Axis 2 stops
Hand-control-unit start
command ON
Complete
Hand-control-unit start
command OFF
Move to home position
N
N
N
N
N
Y
Y
Y
Y
Y