B&R X20DI2377 | Digital Input Module | 16 Channels | 24 V DC | X20 Series Overview The B&R X20DI2377 is a 16-channel digital input module from the X20 Series, designed to detect 24 V DC signals from sensors, switches, and control elements in industrial automation environments. It offers high-speed signal acquisition with efficient space utilization in modular systems. Key Features 16 digital inputs at 24 V DC Fast input response time Positive switching (sourcing) inputs Shared power supply for all channels LED indicators for channel status Compact size for DIN-rail mounting Integrated diagnostics and error detection Fully compatible with B&R Automation Studio Technical Specifications Catalog Number: X20DI2377 Input Channels: 16 (positive switching) Input Voltage: 24 V DC (±20%) Input Current: Approx. 2.5 mA per channel Input Delay: Typically