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Power Supply Unit Section 3-2
3-1-9 Inner Board Slots 1 and 2
CQM1H-CPU51 or CQM1H-CPU61 CPU Unit has two slots for mounting
Inner Boards: Slot 1 (left slot) and slot 2 (right slot).
Note The Inner Boards that can be mounted are different for each slot. For details
refer to 3-4 Inner Boards.
3-1-10 Built-in Inputs
The CPU Unit has 16 built-in inputs. The 16 input bits in IR 000 are always
allocated to these inputs. For specifications, refer to 2-2-1 CPU Unit’s Built-in
24-V DC Inputs.
3-2 Power Supply Unit
There are three AC Power Supply Units available, the CQM1-PA203, the
CQM1-PA206, and the CQM1-PA216, There is also one DC Power Supply
Unit available, the CQM1-PD026. Select a Power Supply Unit that matches
the current requirements of the system.
Slot 1: Left slot Slot 2: Right slot
CQM1H CPU Unit
Input terminals for CPU
Unit's built-in inputs
Removing the Cover
Open the cover from the left side so
that it pivots about the right edge.
Attaching the Cover
1) Hook the right edge of the
cover onto the panel and then
2) rotate the cover to the left to
close it.