Siemens SIMATIC PLC 6AG2131-6FD00-4BB1 SIPLUS ET 200SP DI   4X120/230VAC TX RAIL   -40 ... +85 °C   mit Tx = 85°C for 10 min   with conformal coating   based on 6ES7131-6FD00-0BB1   .   DI 4X120..230VAC Standard   Fits to BU-Type B1,   Color code CC41,   Module Diagnosis 6AG21316FD004BB1