Preface
MicroLogix 1000 Programmable Controllers User Manual
6–22
Rung 2:3
➀
Starts the conveyor in motion when the start button is pressed.
However, another condition must also be met before we start the
conveyor: the drill must be in its fully retracted position (home).
This rung also stops the conveyor when the stop button is pressed.
| START |Drill STOP Machine |
| Button |Home LS Button RUN |
| Latch |
| I:0 I:0 I:0 B3 |
|–+––––] [––––––––][––––––+–––]/[––––––––––––––––––––––––––––( )–––––|
| | 6 5 | 7 0 |
| | Machine | |
| | RUN | |
| | Latch | |
| | B3 | |
| +––––] [––––––––––––––––+ |
| 0 |
Rung 2:4
Applies the above start logic to the conveyor and drill motor.
| Machine Drill |Conveyor |
| RUN Home LS |Enable |
| Latch |
| B3 I:0 O:0 |
|––––] [–––––––––––––––––––––––––––––––––––+––––] [––––––––( )–––––+–|
| 0 | 5 5 | |
| | Drill | |
| | Motor ON | |
| | O:0 | |
| +–––––––––––––––( )–––––+ |
| 1 |
➀
Rungs
2:0 through 2:2 will be added in chapter 12.
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