Mitsubishi Electric MELSEC iQ-R Series User Manual page 68

■Compound condition
• AND combine
Events occur by satisfying all of the set conditions.
Up to 4 single conditions can be combined.
Event
True
Condition 1
False
True
Condition 2
False
True
AND operation
result
False
• OR combine
An event occurs by satisfying any of the set conditions.
Up to 4 single conditions can be combined.
Occurrence
Event
True
Condition 1
False
True
Condition 2
False
True
OR operation
result False
• Number of times
The number of times the condition is satisfied (number of counts) is compared with the specified number of times, then an
event occurs when the condition is satisfied.
The timing to compare the number of counts and the specified number of times can be selected from "When a terminal
condition holds true" and "When a specified number of times is exceeded".
For details on the number of times, refer to the following:
Page 44 Number of times
• Order
An event occurs when the order is wrong (abnormal pattern is detected), when the order is correct (normal pattern is
detected), or when a timeout is detected by monitoring the order of multiple conditions satisfaction.
For details on order, refer to the following:
Page 45 Order
A combination of AND combine and OR combine cannot be specified for the event.
1 FUNCTION
66
1.2 Event Logging Function
Occurrence Restoration Occurrence Restoration
Restoration