TechTalk : Editing Logic Online In RSLogix 500

Online editing function in RSLogix software allows PLC programmers to monitor and correct the logic live. You can see all the instantaneous values which makes it a good debugging tool as well. ¬†You can make logic modifications such as insert, edit and delete logical instructions. Zone markers (denoted by red colour in the rung number) Read more about TechTalk : Editing Logic Online In RSLogix 500[…]

TechTalk – Allen-Bradley PLC-5 : Battery… Everything You Want To Know

The Allen-Bradley PLC-5 battery indicator (BATT) warns you when the battery has gone below the low threshold. This BATT LED indicator first lights when the processor has 10 days worth of battery back-up power remaining, regardless of whether the processor is powered or not. This article focus on how to determine if the PLC-5 battery Read more about TechTalk – Allen-Bradley PLC-5 : Battery… Everything You Want To Know[…]

TechTalk : RSLogix – Common Mistakes Using AFI

This article is going to be a short and specific one. Its utilizing AFI instruction with coils in multiple rungs. This is one gotcha that can get programmers stuck in a hamster wheel. Notice how the coil O:2/6 is de-energized even when the shut I:1/12 is energized This de-energization coil O:2/6 is due to the Read more about TechTalk : RSLogix – Common Mistakes Using AFI[…]