DL205 Local I/O expansion controller module (CPU slot) DL205 Local I/O expansion controller module (CPU slot)  Ref: D2-CM
DL205 Local I/O expansion controller module. Installs in the CPU slot of each expansion base, expansion base number rotary switch selectable, PWR, RUN, and DIAG LEDs for system status indication, compatible with D2-250-1 and D2-260.