Rockwell Automation MMCL Using the Mining, Mineral, and Cement Library (MMCL) in RSLogix 5000 Appli - Manual (Page 55)

Publication RA-UM002B-EN-P - November 2010
Application Examples 55
Example 4 -
Process Interlock
In this example, a Level switch (LS) will detect an Overfill situation, the
Conveyer (M2) will have to stop, until the Operator starts this group again
(Restart).
L
U
ONS
M2.EnAutoStart
Aux.EnStart
Aux.EnStart
LS.RdyOk
M1.RdyAuto M2.EnAuto
M2_AOI
ParentBus CtrlGrp.Bus
*For Restart CtrlGrp Status have to change in Ready step*
LS.RdyOk
*Process Interlock*
CtrlGrp.PartRun
CtrlGrp.EnAutoStart