Schneider SR2B121BD Description Description Schneider 24VDC, 8 DI / 4 RO module, Incl clock & 4 config analog in. Related products SCHNEIDER TSXDEY64D2K SCHNEIDER TSXDSY32T2K SCHNEIDER TSXDEY32D2K SCHNEIDER TSXAEY414 SCHNEIDER TSXDST1635 SCHNEIDER TSXAEY800
