ID : 1346

Setting up Parallel I/O Board Power Source

The power source (+24 VDC) for the parallel I/O board can be switched between internal and external power supplies. The factory default is an external power supply.

For details, refer to the following "Setting".

Names of Components on the Parallel I/O Board

Fuse F3 is not mounted on the NPN type.

Setting

Check that the controller's power is turned off before setting.

I/O power supply settings	P1 and JP2 settings	Setting method
External power supply	JP1, JP2 (Open)	Use the board under the factory default settings (both JP1 and JP2 are open).
Internal power supply	JP1, JP2 (Short-circuit)	Short-circuit pin 1 to 2 on each of JP1 and JP2 using a short socket. Disconnect the I/O power switching harness from CN2 on the parallel I/O board and connect it to 24 V connector (CNP101) on the controller's printed circuit board.

I/O power supply settings

P1 and JP2 settings

Setting method

External power supply

JP1, JP2 (Open)

Use the board under the factory default settings (both JP1 and JP2 are open).

Internal power supply

JP1, JP2 (Short-circuit)

Short-circuit pin 1 to 2 on each of JP1 and JP2 using a short socket.
Disconnect the I/O power switching harness from CN2 on the parallel I/O board and connect it to 24 V connector (CNP101) on the controller's printed circuit board.

ID : 1346

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