I/O expansion unit, 12 x 24 VDC inputs, 8 x relay outputs 2 AType of moduleDigital I/ONumber of digital inputs12Digital input typePNP/NPNOFF/ON delay0-32 msPermitted voltage at input20.4-26.4 VDigital output typeRelay NONumber of digital outputs8Output current2 APermitted voltage at output5-250 VHeight90 mmWidth86 mmDepth50 mmWeight300 g