FX-TRN-BEG-E D: Beginner Challenge 4
B-47
4.6.3 Control Objective
Operate the conveyor according to the sensor data.
4.6.4 Control Specifications
1) When [PB1] (X20) on the operation panel is pressed,
Supply command
(Y7) for the robot
is turned ON if the robot is at
Starting point
(X5).
When [PB1] (X20) is released,
Supply command
(Y7) is latched on until the robot returns
to the
Starting point
(X5).
2) When
Sensor
(X0) detects a part,
Upper conveyor forward
(Y0) is set ON.
3) When
Sensor
(X1) detects a part,
Middle conveyor forward
(Y2) is set ON and
Upper
conveyor forward
(Y0) stops.
4) When
Sensor
(X2) detects a part,
Lower conveyor forward
(Y4) is set ON and
Middle
conveyor forward
(Y2) stops.
5) When
Sensor
(X3) detects a part,
Lower conveyor forward
(Y4) stops.
6) When
Sensor
(X3) is set ON,
Supply command
(Y7) for the robot is turned ON and a new
part is supplied if the robot is at
Starting point
(X5).
Output
Y0
Upper conveyor
forward
Conveyor moves forward when Y0 is ON.
Y1
Upper conveyor
reverse
Conveyor moves backward when Y1 is ON.
Y2
Middle conveyor
forward
Conveyor moves forward when Y2 is ON.
Y3
Middle conveyor
reverse
Conveyor moves backward when Y3 is ON.
Y4
Lower conveyor
forward
Conveyor moves forward when Y4 is ON.
Y5
Lower conveyor
reverse
Conveyor moves backward when Y5 is ON.
Y7 Supply command
One part is supplied when Y7 is ON. A process cycle
begins.
Type Device No. Device name Operation
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