Mitsubishi Q172CPU User Manual page 23

2 SYSTEM CONFIGURATION
(2) Equipment configuration in Q172CPU(N) system
Q172CPU(N) System configuration
Is the teaching unit used?
NO
(Note)
Is this system
continuously power off for 1000
hours or more running?
NO
Refer to equipment configuration of
"(b) When not using the external battery".
(Note) : Continuous power off time which can be backed up on the internal
rechargeable battery is different depending on the charge time. It is
possible to continuously power off for 1100 hours because of charge of
40 hours. Refer to the section 2.4.1 (8) for details.
YES
Use a Q172CPUN-T.
YES
Refer to equipment configuration of
"(a) When using the external battery".
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