Schneider SR3B261BD Description Description Schneider 24VDC, 16 DI / 10 RO module, Incl clock & 6 config analog in. Related products SCHNEIDER TSXPSY5520 SCHNEIDER TSXDSY16R5 SCHNEIDER TSXDMZ64DTK SCHNEIDER TSXMFP032P SCHNEIDER TSXPSY1610 SCHNEIDER TSXDEY32D2K