SIMATIC S7-300. CP341 COMMUNICATION PROCESSOR WITH RS232C INTERFACE (V.24) INCL. CONFIG. PACKAGE ON CD
SIMATIC S7-300. CP 340 COMMUNICATION PROCESSOR WITH 20MA INTERFACE (TTY) INCL. CONFIG. PACKAGE ON CD
SIMATIC S7-300. FRONT CONNECTOR FOR SIGNAL MODULES WITH SCREW CONTACTS. 20-PIN