Schneider STBDDI3425K Description Description Schneider 4 DI, 24VDC, sink 3wire, 3ms fixed, limited diagnostics, no reflex, Basic Related products SCHNEIDER TSXDSY16R5 SCHNEIDER TSXDEY16D2 SCHNEIDER ATV58HD12M2 SCHNEIDER ATV16U29M2 SCHNEIDER TSXAEY1614 SCHNEIDER TSXDMZ28DTK