1.3
How OIS60 Works
The OIS60 follows a specific sequence for performing the tasks defined by the user in the application.
The sequence is as shown below
START
Power-up
Message
Power up Task
A
IBM
Y
Complete IBM
Comm
Communication
?
N
Re-Start
PLC
Re-establish PLC
Y
Comm
Communication
Error
?
N
Global Task
Check Screen
Number
Same
Y
Screen
C
Number
?
N
Perform After Hiding
Task for Previous
Screen
Password
N
D
Protected
Screen
?
Y
B
Page 3
Introduction