Omron CQM1H - PROGRAM Programming Manual page 501

Power Interruptions
85% of the rated voltage or less
Power supply
voltage
Power supply
voltage
Power supply
voltage
85% of rated
voltage
Power OFF
detected signal
5-V internal
power supply
Program execution
CPU reset signal
476
2. A power interruption may or may not be detected for a power interruption
that lasts more than 10 ms but less than 25 ms for AC power supply, or
more than 5 ms but less than 25 ms for DC power supply, i.e., the system
may continue or it may stop.
3. The system will stop unconditionally if the power interruption lasts more
than 25 ms for either AC or DC power supply.
AC: 10 ms
DC: 5 ms
AC: 0 to 10 ms
DC: 0 to 5 ms
Power interruption
not detected; op-
eration continues.
AC: 10 to 25 ms
DC: 5 to 25 ms
Operation will continue or
stop depending on whether
or not the power interrup-
tion is detected.
Power OFF
Detection Time
AC: 5 to 10 ms
DC: 10 to 25 ms
Executed
25 ms
25 ms and longer
Power interruption detected and opera-
tion stops.
Operation always stopped
at this point regardless.
Power OFF detected
Stopped
Section 7-2
Time