Bachmann Electronic DIO264 Digital Input / Output ModuleDescription The DIO264 module is used to control digital consumers such as contactors, relays, pneumatic and hydraulic valves, and to read signals from digital sensors, detectors, or switches. Specifications Digital Channels: 48, 64, or 80 digital channels Configurable Inputs Outputs: 16 channels can be configured as input or output Interrupt Inputs: Up to 8 configurable interrupt inputs for event reactions Counters: Up to 4 counters available for