4. HOW TO MONITOR REDUNTANT SYSTEM
4.10 Switch the Monitor Target to the Control System Using the Script Function
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HOW TO MONITOR REDUNTANT SYSTEM
2. Set the trigger action.
Make the setting so that the station number is switched when the faulty station information (GS231) from the station
monitoring specified by selecting [Common] [trigger action] turns ON.
(For Network No. 1 and Station No. 2, set "258"(0102H))
Create the trigger action in the project on the Project tab.
Setting for the trigger action function
For the trigger action function, hexadecimals cannot be used.
To use the trigger action function, set the N/W No. and the station No. of the PLC CPU in [Unsigned BIN].
(For the trigger action function, set [Unsigned BIN] for [Storing Device])
Example:
When N/W No.: 1 and Station No.: 1 (0101H)
Set "257".
When N/W No.: 10 and Station No.: 10 (0A0AH)
Set "2570".
3. Create a monitor screen.
For MELSECNET/H connection, MELSECNET/10 connection or Ethernet connection: (Common)
In the device setting (network setting) of each object, set Network No. 1 and Station No. 1 of the control system.
Condition 1 : GS231.b0 (while ON) When b0 is ON, Station No. 1 is abnormal.
Operation : GD100=258(0102H) Station No. is changed to 2.
Condition 1 : GS231.b1 (while ON) When b1 is ON, Station No. 2 is abnormal.
Operation : GD100=257(0101H) Station No. is changed to 1.
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