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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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Input/Output <strong>Instructions</strong> (MSG, GSV, SSV, IOT) 147Condition Relay Ladder Action Structured Text ActionEnableIn is set na EnableIn is always set.The instruction executes.instruction execution.EN bit = 1examine .EN bit.EN bit = 0.EW bit = 1examine .EW bitexamine .EW bit.EW bit = 1.EW bit = 0.EW bit = 0.ST bit = 1examine .ST bitexamine .ST bit.ST bit = 1.ST bit = 0.ST bit = 0.DN bit = 1examine .DN bit.EW, .ST, .TO, .DN, and .ER bits arecleared.DN bit = 0.EN bit is set.ER bit = 1 .ER bit = 0examine .ER bitblock-transfercommandyesmodule path validnonoyesyesmoduleconnectionrunningno.EW, .ST, .TO, .DN, and .ER bits are cleared.EN bit is set.ER bit is setrung-condition-out is setto falsepostscan The rung-condition-out is set to false. No action taken.endPublication 1756-RM003I-EN-P - January 2007

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