Omron NB Series Operation Manual page 326

3 Functions of NB-Designer
After creating a new Event Information component, place 1 Event Display component, then perform the
indirect online simulation and the effect is as shown below:
PLC time
3
"Acknowledge Time" refers to the HMI time, therefore we must pay attention to it when using this
function. And it'd better to use it after the time is adjusted well.
NB-series Programmable Terminals NB-Designer Operation Manual(V106) 3-285