Schneider STBDDI3230K Description Description Schneider 2 DI, 24 VDC, sink (four-wire, IEC type 2, 0.2ms-configurable, short-circuit protected), Standard Related products SCHNEIDER TSXDST1635 SCHNEIDER TSX1724012 SCHNEIDER TSXPSY5520 SCHNEIDER TSXDEY64D2K SCHNEIDER TSXASR402 SCHNEIDER ATV28HU54N4