SmartRail Ethernet Adapter Fieldbus Base Ethernet SmartRail compatible with Ethernet systems (XL6, QX, RX, NX, RCX), X-series ready for connection, DIN rail mounting,fully configurable with Cscape (9.1 or higher version) Max Modules per Station 8, Max Digital I/O per station 256, Max Analog I/O per Station 32, I/O Limits per System 2048 Digital In, 2048 Digital Out 512 Analog In, 512 Analog Out