X20DS4389 by B & R Automation

The X20DS4389 is a robust module manufactured by B & R Automation and part of the X20 Fieldbus Input Output Series. This versatile unit features 4 digital channels configurable as inputs or outputs, supplemented by 4 edge detection units with 4x edge generation with µs precision. It operates with a nominal voltage of 24 VDC for both inputs and outputs, drawing an approximate input current of 1.3 mA at 24 VDC with an input resistance of 18.4 kohm. The module guarantees reliability with module run/error diagnostics utilizing LED indicators and software. Additionally, it supports a timestamp function with 125 ns resolution, making it adept for precise industrial applications.