IM153-1 Interface Module
SIMATIC DP Connection IM 153-1 for ET 200M for max 8 S7-300modules Inputs 128 byte Outputs 128 byte Design of the connection 9-pin sub D socket
Memory card
SIMATIC S7 memory card for S7-400 long design 5V Flash EPROM 1 Mbyte
PS407 Power Supply