ET200S Input Module 4DI ST DC24V 6ES7 131-4BD01-0AA0 #A6-22

SIMATIC S7 SM 321 Digital Input Module 6ES7 321-1BH02-0AA0 #A6-43

Simatic S7 ET200S Terminal Module 6ES7 193-4CD20-0AA0 #A6-22

6ES7 131-4BF00-0AA0, Simatic S7, electronic module #E3

ONE SIMATIC TERMINAL MODULE 6ES7 193-4CD30-0AA0 #A6-43

(NEW) Simatic ET200S Universal Terminal Module 6ES7 193-4CA40-0AA0 #A6-22

, 6ES7193-4CC20-0AA0, TM-P15S23-A1, SIMATIC DP, Terminal module E 2 #E3

SIMATIC S7 SM 321 Digital Output Module 6ES7 321-1BH02-0AA0 #A6-43