Schneider SR2D201BD Description Description Schneider 24VDC, 12 DI / 8 RO module. Related products SCHNEIDER TSX1723428 SCHNEIDER TSXDEY64D2K SCHNEIDER TSXDST1635 SCHNEIDER ATV28HU54N4 SCHNEIDER TSXPSY5520 SCHNEIDER TSXDEY16D2