3G2A5-COV11 Omron, 3G2A5-COV11 Datasheet - Page 19

• Manufacturer Part Number: 3G2A5-COV11
• Description: COVER I/O TERMINAL FOR 38PIN BLK
• Manufacturer: Omron

Specifications of 3G2A5-COV11

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 3G2A5COV11

How Does a PC Work?
PC Operation Flowchart
6
Sets error flag and
Error or alarm?
lights indicator
Error
Alarm
No
Services peripheral devices
tion program been completely
Checks I/O Unit connection
resets System counters
IR data to Output Units
Resets watchdog timer
Processes Remote I/O
Resets watchdog timer
Resets watchdog timer
Clears data areas and
Checks hardware and
Power application
program memory
Data from Input
Units to IR Area
Has the applica-
Check OK?
executed?
Yes
No
Executes the program
timer and application
Resets watchdog
End of Program?
program counter
Mathematical
processes
Yes
No
Common
processes
Remote
I/O
pro-
cesses
Servic-
ing
periph-
eral
devices
In refresh
Section 1-3
Out
refresh
Initial
pro-
ces-
sing
on
power
applica-
tion
PC
cycle
time