6AG1321-7RD00-4AB0

SIPLUS S7-300 SM 321 4DI NAMUR for medial exposure with conformal coating based on 6ES7321-7RD00-0AB0 . Digital "input Isolated ""4 DI; 24 V DC," NAMUR/DIN 19234, for signals from the hazardous area, diagnostics-capable, PTB tested