Access Range; Precautions - Mitsubishi Electric GOT2000 Series User Manual

4.2.3

Access range

The access range is the same as the access range when the GOT is connected to a controller.
For details of the access range, refer to the following.
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4.2.4

Precautions

■1. Precautions for sequence program monitor (Ladder)
(1) Operation while the sequence program monitor (Ladder) is running
Do not perform the following operations with the GOT during sequence program monitor (Ladder) startup.
Doing so may cause the stored data to be deleted, or the sequence program monitor (Ladder) to run improperly.
• Opening the SD card cover (when an SD card is used)
• Installing/removing the data storage (SD card or USB memory)
(2) Backup
Before editing a sequence program with the sequence program monitor (Ladder), make sure to back up the program
with the backup/restoration function so that you can restore the original program.
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(3) Precautions for the online program change
Precautions for the online program change are the same as the online program change with GX Works2/GX
Developer, except the followings.
For details of precautions on the online program change, refer to the followings.
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The following items are the difference between GX Works2/GX Developer online program change.
• Online program change is not available for programs other than program memories.
• Online program change cannot be executed with the pointer at the top.
Do not execute the online program change simultaneously from multiple points.
• Online program change is not available by file unit.
• No option setting is available for preventing from executing the fall instruction.
• Online program change is not available when the reserved area is exceeded by the change.
Execute Write to PLC when the reserved area is exceeded.
• The setting whether to transfer or not to the program memory cannot be changed after the writing is completed.
When the online program change to the universal model QCPU is executed, all the program cache memory
information is transferred at once, after the online program change.
• If the setting of GOT days and time is February 29th when using the Q00JCPU, Q01CPU or Q00CPU, the online
program change cannot be executed.
Change days and time of the GOT to something other than February 29th and execute the online program change
again.
(4) Precautions for creating the program
The sequence program monitor (ladder) is not available for the program which uses labels.
When using the sequence program monitor (ladder), create the program in the simple project which does not use
labels.
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4.2 Specifications
GOT2000 Series Connection Manual (Mitsubishi Products) For GT Works3 Version1
10. BACKUP/RESTORATION
GX Works2 Version1 Operating Manual (Common)
GX Developer Version8 Operating Manual
QnUCPU User's Manual (Function Explanation, Program Fundamentals)