Logix5000 Controllers General Instructions - SLAC Confluence

568 Math Conversion Instructions (DEG, RAD, TOD, FRD, TRN, TRUNC)Description:Arithmetic Status Flags:Fault Conditions:Truncating does not round the value; rather, the non-fractional partremains the same regardless of the value of the fractional part.Arithmetic status flags are affected.noneExecution:Relay LadderConditionprescanrung-condition-in is falserung-condition-in is truepostscanActionThe rung-condition-out is set to false.The rung-condition-out is set to false.The controller removes the fractional part of the Source and places the result inthe Destination.The rung-condition-out is set to true.The rung-condition-out is set to false.Function BlockConditionprescaninstruction first scaninstruction first runEnableIn is clearedEnableIn is setpostscanActionNo action taken.No action taken.No action taken.EnableOut is cleared.The instruction executes.EnableOut is set.No action taken.Publication 1756-RM003I-EN-P - January 2007