Siemens 6ES7421-1BL01-0AA0

Siemens 6ES7421-1BL01-0AA0

















Product data

SIMATIC S7-400, digital input SM 421, isolated 32 DI; 24 V DC






Main  & Complementary  


Input current

from backplane bus 5 V DC, max.

20 mA

Power loss

Power loss, typ

6 W

Digital inputs

Number of digital inputs

32

Number of simultaneously controllable inputs

● Number of simultaneously controllable inputs

32

Input voltage

● Type of input voltage

DC

● Rated value (DC)

24 V

● for signal "0"

-30 V DC to +5 V DC

● for signal "1"

13 V DC to 30 V DC

Input current

● for signal "0", max. (permissible quiescent current)

1.3 mA

● for signal "1", typ.

7 mA



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