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Logix5000 Controllers General Instructions - SLAC Confluence

Logix5000 Controllers General Instructions - SLAC Confluence

Logix5000 Controllers General Instructions - SLAC Confluence

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Chapter 11Sequencer <strong>Instructions</strong>(SQI, SQO, SQL)IntroductionNo action taken.Sequencer instructions monitor consistent andrepeatable operations.If You Want To Use This Instruction Available In These Languages See PageDetect when a step is complete. SQI relay ladder 422Set output conditions for the next step. SQO relay ladder 426Load reference conditions intosequencer arraysSQL relay ladder 430For relay ladder instructions, bold data types indicate optimal datatypes. An instruction executes faster and requires less memory if allthe operands of the instruction use the same optimal data type,typically DINT or REAL.421 Publication 1756-RM003I-EN-P - January 2007

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