Chapter 11 Datalog Function
Example 2) In the word condition, if the value is set to %MW0<50, and the cancelation value is set to 200
☞ If %MW0 is less than 50, an event occurs, and the data is saved. However, since the cancelation value is set
to 200, the data is saved until it reaches 200.
(d) Condition Description
Trigger
Occurrence
Condition
Device
Set Condition
Operation
Value
Bit
Condition
Elevation
Saves data at elevation edge of set device bit value
Descent
Saves data at descent edge of set device bit value
Transfer
Saves data when set device bit value is transferred
or
ON
Saves data when set device bit value is ON
OFF
Saves data when set device bit value is OFF