Schneider SR2E121B Description Description Schneider 24VAC, 8 DI / 4 RO module, Incl clock. Related products SCHNEIDER TSXDEY32D2K SCHNEIDER TSX1723428 SCHNEIDER TSXAEY414 SCHNEIDER ATV31HU15N4 SCHNEIDER TSXDET1612 SCHNEIDER TSXDSY16R5
