AXIOMTEK rBOX510-6COM, User Manual

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rBOX510-6COM
User’s Manual
Introduction
7
1.2.11 WatchDog Timer (WDT)
 One step is 1sec, 255 levels
 One step is 1sec/1min, 255 levels.
1.2.12 Digital I/O Connector and Pin Definition
 8bit DI and 8bit DO
 3KV optical isolation
 DIO Design Sepcification
Digital Input
Input Channels 8,source type
Input Voltage 0 to 30VDC Input
Digital Input Levels for
Dry
C ontacts
Logic level 0:Close to GND.
Logic level 1:Open
Digital Input Levels for
Wet
C ontacts
Logic level 0:+10V to +24V (DI To XIN_COM-).
Logic level 1:+3V max.
Digital Output
Output Channels 8,sink type
Output Current Max. 200 mA per channel, current sink type
External voltage 10 to 30VDC , open collector to 30V