BL20-4DI-NAMUR BL20 electronic module, 4 Digital Inputs, NAMUR

BL20 electronic module, 4 Digital Inputs, NAMUR, Fieldbus and connection technology independent, Protection class IP20, NAMUR inputs acc. to DIN EN 60947-5-6, LEDs indicate status and diagnostic, Electronics galvanically separated from the field level via optocouplers