Omron SYSMAC CPM2B Operation Manual page 53

Board Components and their Functions
CPM2B-32C@DT-D, CPM2B-32C@DT1-D12 32-point CPU Boards with Transistor Outputs
8. RS-232C port
7. Peripheral port
9. Communications
Switch SW201
9. Communications
Switch SW202
13. Battery
1,2,3...
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1. Power supply
terminals
CPU Board Component Descriptions
1. Power Supply Terminals
Connect the power supply (24 V DC or 12 V DC) to these terminals.
2. Input Connector
Connects the CPU Board to external input devices.
3. Output Terminals/Connector
Connects the CPU Board to external output devices.
4. PLC Status Indicators
These indicators show the operating status of the PLC, as shown in the fol-
lowing table.
Indicator Status
PWR Lit
(green)
Not lit
RUN Lit
(green)
Not lit
ERR Lit
(red)
Flashing A non-fatal error has occurred. (PLC operation contin-
Not lit
PERI Flashing Data is being transferred through the peripheral port.
(orange)
Not lit
COMM Flashing Data is being transferred through the RS-232C port.
(orange)
Not lit
5. Input Indicators
The input indicators are lit when the corresponding input terminal is ON.
The status of an input indicator will reflect the status of the input even when
that input is being used for a high-speed counter.
10. Analog settings
11. DIP Switch inputs
Meaning
Power is being supplied to the PLC.
Power isn't being supplied to the PLC.
The PLC is operating in RUN or MONITOR mode.
The PLC is in PROGRAM mode or a fatal error has
occurred.
A fatal error has occurred. (PLC operation stops.)
ues.)
Indicates normal operation.
The peripheral port is not in use.
The RS-232C port is not in use.
Section 2-2
2. Input connector
4. PLC status indicators
5. Input indicators
12. Expansion I/O
connector
6. Output indicators
3. Output connector
35