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Is the Lexium I/O expansion card outputs sourcing or sinking?

The digital outputs from the expansion card are true high, 24 volts sourcing. However, the digital outputs located at the drive X3 connector are true low, 24 volts sinking. A sample schematic is shown in the attached document.
I_O expansion card.pdf

Legacy KB System (APS) Data: RESL157164 V2.0, Originally authored by DaRo on 03/01/2012, Last Edited by MiOB on 03/01/2012
Related ranges: Lexium 17D
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