In the I/O expander, only the Analog Outputs are excited by the internal power supply. Digital Inputs and Outputs are externally excited and powered from the meter itself. So, Digital Inputs and Outputs will work without the power supply being energized.

Last Revised: April 9, 2008
Applies To: ION 8600, I/O Expander
Original Author: KG
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All content © 1992-2008 Schneider Electric

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Legacy KB System (APS) Data: RESL191645 V1.0, Originally authored by KBAdPM on 04/10/2008, Last Edited by KBAdPM on 04/10/2008
Related ranges: Cabling and connection accessories, ION8600