Schneider SR2B121B Description Description Schneider 24VAC, 8 DI / 4 RO module, Incl clock. Related products SCHNEIDER TSXAEY1614 SCHNEIDER TSXETZ410 SCHNEIDER TSXDEY16D2 SCHNEIDER TSXDEY32D2K SCHNEIDER TSXDET1612 SCHNEIDER TSXMFP032P
