Mitsubishi Electric Melsec Q Series User Manual page 228

6 DEDICATED INSTRUCTIONS
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2 The "Set by" column indicates the following:
• User: Data is set by the user before executing a dedicated instruction.
• System: The programmable controller CPU stores the execution result of a
dedicated instruction.
3 For a list of error codes, see the User's Manual (Basic).
4 It can be specified when the local station has an Ethernet module of function
version D or later. (Not available for any other case. Access to the control CPU is
required.)
5 Nothing is stored if the execution source detects an error when receiving an
instruction.
6 When the WRITE instruction is executed to the redundant system with a control
system or standby system CPU specified, the instruction may be unsuccessfully
completed due to system switching occurred on the target station (error code:
4244 , 4248 ).
H H
If this has occurred, execute the WRITE instruction again.
7 When data of more than 480 words is specified, a C084
station.
Check the write data length (1 to 480 words) and execute the WRITE instruction.
8 For how to determine the setting values of the number of resends and arrival
monitoring time and their setting examples, refer to Appendix 1.
MELSEC-Q/L
error occurs on the local
H
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