Mitsubishi L02CPU User Manual page 158

(4) Setting procedure
On the "PLC RAS" tab, select "Collection of intelligent function module error histories is valid." in the "Module
Error History Collection (Intelligent Function Module)" area.
Project window
Item
Corresponding
Select a storage location.
Memory
Enter the number of errors to collect only when they are stored in
History No.
the standard RAM.
Collection No.
Enter the number of errors to collect in one scan.
*1 When a sampling trace file is stored to the standard RAM, powering off and then on or resetting the CPU module will
delete the file.
*2 The battery consumption may be increased.
MELSEC-L CPU Module User's Manual (Hardware Design, Maintenance and Inspection)
*3 If collected module errors are frequently lost, set a greater value to "Collection No.". The recommended value is the
number of intelligent function modules that support this function.
Parameter settings are enabled to the CPU module when:
• the CPU module is powered off and then on or
• the CPU module is reset.
156
[Parameter]
Select any one option button.
Deselected parameters remain
unavailable.
Setting item
[PLC Parameter] [PLC RAS]
Setting range
• System memory
• Standard RAM
32 to 1000
• Stored in system memory: 1 to 100
*3
• Stored in standard RAM: 1 to 128
System memory
*1 *2
100
1
Default