23
CPM1-20CDR-
CPM1-30CDR-(-V1)
CPU Unit Component Descriptions
1, 2, 3... 1. Power Supply Input Terminals
Connect the power supply (100 to 240 VAC or 24 VDC) to these terminals.
2. Functional Earth Terminal ( )
Be sure to ground this terminal (AC-type PCs only) to enhance immunity to
noise and reduce the risk of electric shock.
3. Protective Earth Terminal ( )
Be sure to ground this terminal to reduce the risk of electric shock.
4. Power Supply Output Terminals
CPM1 PCs are equipped with these 24-VDC power output terminals to sup-
ply power to input devices (AC-type PCs only).
5. Input Terminals
Connect to the input circuits.
6. Output Terminals
Connect to the output circuits.
Unit Components
Section 2-2
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