Omron DYALOX INDUSTRIAL PC Quick Start Manual page 10

The following Dip Switches can be set for the DyaloX IPC.
To set the Dip Switches remove the side cover of the DyaloX IPC on the LED side.
Pin No. Function
1 Reserved [Always OFF]
2 Reserved [Always OFF]
3 Reserved [Always OFF]
4 Reserved [Always OFF]
5 Specifies the operation for the external input port on the RAS board.
ON: Connects a UPS system to the external input port.
OFF: Not connects a UPS system to the external input port. Use it as a general
Input port. [Default setting: OFF]
6 Specifies the ACFAIL signal input method for the external input port
(UPS power interrupt signal connector)
ON: Normally supplies 24V; open at PWR-FAIL
OFF: Normally open; supplies 24V at PWR-FAIL [Default setting: OFF]
7 Always OFF
8 Enables/disables actions when the RAS Board detects a
Startup/Alive/Shutdown failure.
ON: Disables the actions.
OFF: Enables the actions. [Default setting: OFF]
UPS Power Interrupt Signal Connector
This port can be used to notify the DyaloX IPC that a UPS has become active and starts to
supply the power.
Omron also supplies a backup power supply which can act as a UPS. This is the S8TS series
power supply with the S8T-DCBU-0x unit. This unit is connected to a battery pack which can
supply 24VDC for a long time.
The S8T-DCBU-0x unit has an output that can be connected to the Power Interrupt Signal
Connector of the DyaloX IPC.
6
Pin No. Signal
1 ACFAIL
2 NC
3 COM
Note: Set the ACFAIL input voltage to
24V ±10% (10 mA max.).
Connector: S3B-PH-K-S (JST)