10 FBD programming i Training PLC Allen Bradley

DAY SESSION FUNCTION BLOCK DIAGRAM (FBD) PROGRAMMING I – 10 December 2010 ADD PFD ROUTINE Right Click on main program and choose New Routine Write New Routine name and choose Function Block Diagram for its type Open the new routine – 10 December 2010 CREATE TAGS Right Click on Program Tags and choose New Tag Write a name, select data type, scope, and style for the tag – 10 December 2010 ADD A SHEET IN ROUTINE 1 Click the icon 2 Type a sheet description – 10 December 2010 FUNCTION BLOCK DATA FLOWS – 10 December 2010 FUNCTION BLOCK ELEMENT – 10 December 2010 LATCHING DATA = The Input Reference value does not change until the next scan execution of the routine – 10 December 2010 FUNCTION BLOCK INSTRUCTION BAR Navigation button of FB Instruction Navigation button of Element Group Navigation button IO Instruction of FB Instruction FB Instruction Element Group – 10 December 2010 ADD INSTRUCTION TO SHEET Select Drag Drop – 10 December 2010 CONNECT ELEMENT(1) Show or Hide a Pin TONR_01 TONR Timer On Delay with Reset TimerEnable Click button to show the block properties ACC PRE Reset DN Check to show the pin, and Uncheck to hide the pin – 10 December 2010 A IO REFERENCE & IO WIRING CONNECTION IO Reference : 2#0000_0000 In_Ref_test Out_Ref_test Tagname IO Wiring Connection : LES_01 LES Less Than (A