Master Station Duplication Error Cancel Function - Mitsubishi LJ61BT11 User Manual

8.3.10 Master station duplication error cancel function

Link special relay/register
Link special relay
Link special register
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This function cancels a master station duplication error without turning the power
supply off to on, or without resetting the programmable controller CPU, if a master
station duplication error is detected.
(1) Removing the cause of error occurrence
Before performing the master station duplication error cancel function, remove
the cause of error occurrence of the master station duplication error.
Another master station may exist in the same line, or the line may be affected by
noises or others.
(2) Link special relay/register (SB/SW) relating to the master station
duplication error cancel function
After removing the cause of error occurrence of the master station duplication
error, turn on SB0007 (master station duplication error canceling request).
The following shows the list of the link special relays and registers relating to the
Master station duplication error cancel function.
For details, refer to Appendix 3.
Number
SB0007
SB0057
SB0058
SW0057
(3) Timing chart of link special relay (SB) and link special register (SW)
Master station duplication error canceling request
Master station duplication error canceling acknowledgement
Master station duplication error canceling complete
Master station duplication error canceling result
Name
8 FUNCTIONS
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