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Preface – Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers User Manual

Page 392

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Preface

MicroLogix 1000 Programmable Controllers User Manual

E–42

Rung 2:1
Subtracts 2.5 seconds from Timer delay each time the decrement push
button is depressed. Do not go below 5.0 seconds delay.

| Decrement |
| Timer preset |
| I:0 +GRT–––––––––––––––+ B3 +SUB–––––––––––––––+ |
|––] [––––––+GREATER THAN +––––––[OSR]–––+SUBTRACT +––––|
| 9 |Source A T4:0.PRE| 1 |Source A T4:0.PRE| |
| | 500| | 500| |
| |Source B 750| |Source B N7:0| |
| | | | 0| |
| +––––––––––––––––––+ |Dest T4:0.PRE| |
| | 500| |
| +––––––––––––––––––+ |

Rung 2:2

| |
| |
| +TON–––––––––––––––+ |
|––] [–––Input conditions to allow––––––––––––+TIMER ON DELAY +––––|
| dwell time on the drill. |Timer T4:0| |
| |Timebase 0.01| |
| |Preset 500| |
| |Accum 0| |
| +––––––––––––––––––+ |