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1.3 MELSEC-QnUD Module Configuration
(1) Universal model
The Universal model QCPU is used for a training in this textbook, therefore,
"QCPU" indicates "Universal model QCPU" unless otherwise noted.
(2) Basic configuration of a programmable controller system
The following figure shows an actual programmable controller configuration.
Battery for QCPU (Q7BAT)
Q7BAT-SET
Battery holder
Battery for QCPU (Q6BAT)
Battery for QCPU (Q8BAT)
Q8BAT-SET
Q8BAT connection cable
Power supply module/I/O module/Intelligent function module/Special function module
Extension cable
Q3 DB multiple CPU high speed main base unit
Universal model QCPU
Memory card
Q5 B extension base unit
Q6 B extension base unit
Figure 1.3 MELSEC-QnUD module configuration (when Q3DB is used)