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TableApp.45 Special relay not supported in the Universal model QCPU and measures (Continued)
Number
Name/Description
*1
Power supply off detection flag
SM1780
*1
Power supply failure detection flag
SM1781
Momentary power failure detection
*1
SM1782
flag for power supply 1
Momentary power failure detection
*1
SM1783
flag for power supply 2
*1: The special relay can be used if the serial number (first five digits) of the Universal model QCPU is "10042" or later.
The Universal model QCPU does not store redundant power supply system
information in SM1780 to SM1783. Delete the corresponding sections. (SM1780 to
SM1783 are always off.)
Measures
APPENDICES
1
2
3
APPEN-
DIX
6
7
8
App - 66
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