myRTRIG0(CLK:=event)
if myRTRIG0.q then
myTON(IN:=FALSE,pt:=t#15s);
end_if

myTON(IN:=TRUE,pt:=t#15s);
myRTRIG1(CLK:=myTON.Q);
if myRTRIG1.q then
...................
end_if