SIMATIC S7-200 SMART G2, communications module CM 01, RS485/232 supports Freeport
India, Gujarat, India, 382415
SIMATIC S7-1200, Digital input SB 1221, 4 DI, 5V DC 200kHz, Sourcing input General information Product type designation SB 1221, DI 4x5 V DC 200 kHz Input current from backplane bus 5 V DC, typ. 40 mA Power loss Power loss, typ. 1 W Digital inputs Number of digital inputs 4; Current-sourcing ● in groups of 4 Input voltage ● Rated value (DC) 5 V ● for signal “0” (L+ minus 1.0 V DC) ... L+ (2.2 ... 0 mA) ● for signal “1” 0 V ... (L+ minus 2.0 V DC (20 ... 5.1 mA)) Input current ● for signal “0”, max. (permissible quiescent current) 2.2 mA ● for signal “1”, min. 5.1 mA ● for signal “1”, typ. 15 mA Input delay (for rated value of input voltage)