Delta Electronics Programmable Logic Controller DVP-PLC - Manual (Page 324)

7 Application Instructions API 50-99
D V P - P L C A P P L I C AT I O N M A N U A L 7-40
Program Example 2:
1. Robot arm control (by IST instruction):
a) Motion request: Separate the big ball and small ball and move them to different boxes. Configure the control
panel for the control.
b) Motions of the robot arm: descending, clipping ball, ascending, right shifting, releasing ball, ascending, left
shifting.
c) I/O devices:
Y0
Y1
Y2 Y3
Left-limit X1
Upper-limit X4
Lower-limit X5
Right-limit X2
(big)
Right-limit X3
(small)
Big Small Ball size
sensor X0
2. Operation modes:
Manual operation: Turn On/Off of the load by a single button.
Zero return: Press the zero return button to automatically zero-return the machine.
Auto operation:
a) Single step operation: Press “auto start” button for every one step forward.
b) One cycle operation: Press “auto start” button at the zero point. After a cycle of auto operation, the operation
will stops at the zero point. Press “auto stop” button in the middle of the operation to stop the operation and
press “auto start” to restart the operation. The operation will resume until it meets the zero point.
c) Continuous operation: Press “auto start” button at the zero point to resume the operation. Press “auto stop” to
operate until it meets the zero point.
3. The control panel:
X15 X16
X17
X20
X21
X22
X23
X24
X25
Step X12
One cycle
Operation X13
Continuous
Operation X14 Manual
Operation X10
Zero Return X11
Start Power
Stop Power
Start Zero Return Auto Start
Auto Stop
Right
Shift
Left
Shift
Release
Ball
Clip
Ball
Descend
Ascend
a) Ball size sensor X0.
b) Robot arm: left limit X1, big ball right limit X2, small ball right limit X3, upper limit X4, lower limit X5.
c) Robot arm: ascending Y0, descending Y1, right shifting Y2, left shifting Y3, clipping Y4.
Start Circuit
M1000
IST X10 S20 S80
X0
M1044
X1 Y4