Mitsubishi Electric MELSEC iQ-R Series User Manual page 156

No. Name
SD154 Details of the invalid
power supply
module
APPX
154
Appendix 4 List of Special Register (SD) Areas
Description Details
Details of the invalid • When an invalid power supply module exists, the status is stored using
power supply the following bit pattern.
module • Bits corresponding to power-off or empty slots for the power supply
0: Valid/power-off/ module turn off.
no power supply • When the main base unit is not the redundant power supply main base
module unit, 0 is stored.
■Details of the invalid power supply module (power supply module 1)
1: Invalid
b0: Main base unit
b1: 1st extension base unit
b2: 2nd extension base unit

b7: 7th extension base unit
■Details of the invalid power supply module (power supply module 2)
b8: Main base unit
b9: 1st extension base unit
b10: 2nd extension base unit

b15: 7th extension base unit
Set by (setting
timing)
S (Status change)