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GNUBLIN Module-Rail-Input


The board fits into the DIN rail from Phoenix. The GNUBLIN modules-Rail-In is to get an expansion card for the Gnublin to 4 digital inputs. The signals are opto isolated. You can supply voltages up to 24V. From about 5.6 V the signal as 1 or "High" is detected.


Links & Datasheets

Technical details

  • Module: PCA9555
  • 4 Electrically isolated inputs
  • 0V-ca.5,6V = Low
  • ca. 5,6V-24V = High
  • via I2C (up to 7 Addresses)

Interfaces and components

The figure below describes the module with the main Components and interfaces.

MODULE_RAIL beschreibung

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