Rockwell Automation 1761-HHP-B30 MicroLogix 1000 with Hand-Held Programmer (HHP) User Manual

Page 495

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Appendix E
Application Example Programs

E–52

Rung 2:4
If there is a part on the part carrier now entering the spraying area,
energize the paint sprayer. If there is not a part on the part carrier,
do not energize the sprayer.

| BSL Spray |
| position 4 Enable |
| |
| B3 O:0 |
|–––[ ]–––––––––––––––––––––––––––––––––––––––––––––––––––––( )–––––––|
| 3 3 |

Rung 2:5
Decodes color select word. If N7:0=1, then energize the blue paint gun.
Or if N7:0= an invalid color selection, default the color of the part to
blue and energize the blue paint gun.

| Blue Gun |
| +EQU–––––––––––––––+ O:0 |
|–+–+EQUAL +–+––––––––––––––––––––––––––––––––––––( )–––––|
| | |Source A N7:0| | 0 |
| | | 0| | |
| | |Source B 1| | |
| | | | | |
| | +––––––––––––––––––+ | |
| | | |
| | +LIM–––––––––––––––+ | |
| +–+LIMIT TEST +–+ |
| |Low Limit 4| |
| | | |
| |Test N7:0| |
| | 0| |
| |High Lim 1| |
| | | |
| +––––––––––––––––––+ |

Rung 2:6
Decodes color select word. If N7:0=2, then energize the yellow paint gun.

| Yellow Gun |
| +EQU–––––––––––––––+ O:0 |
|–+EQUAL +––––––––––––––––––––––––––––––––––––––––( )–––––|
| |Source A N7:0| 1 |
| | 0| |
| |Source B 2| |
| | | |
| +––––––––––––––––––+ |

Rung 2:7
Decodes color select word. If N7:0=3, then energize the red paint gun.

| Red Gun |
| +EQU–––––––––––––––+ O:0 |
|–+EQUAL +––––––––––––––––––––––––––––––––––––––––( )–––––|
| |Source A N7:0| 2 |
| | 0| |
| |Source B 3| |
| | | |
| +––––––––––––––––––+ |

Rung 2:8

| |
|––––––––––––––––––––––––––––––––+END+––––––––––––––––––––––––––––––––|
| |

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