Profibus Connector

6ES7221-1BF21-0XA0 SIMATIC S7-200, DIGITAL

SIMATIC S7-200, DIGITAL INPUT,EM 221, FOR S7-22X CPU ONLY,,8 DI, 24V DC, SINK/SOURCE INPUT
SIMATIC S7-200, DIGITALEINGABE,EM 221, NUR FUER S7-22X CPU,,8DE, DC 24V, P/M-SCHALTEND
SIMATIC S7-200, ENTREES TOR,EM 221, UNIQ. POUR S7-22X CPU,,8 E TOR, 24 V CC, TYPE P/M
SIMATIC S7-200, ENTRADA DIGITAL,EM 221, SOLO PARA CPU S7-22X,,8 ED, 24V DC, TIPO P/M