6ES7421-1BL01-0AA0 SM421, 32DI, DC24V

Product Code: 6ES7421-1BL01-0AA0

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6ES7421-1BL01-0AA0


Input current
from backplane bus 5 V DC, max.		20 mA
Power losses
Power loss, max.		6 W
Digital inputs
Number of digital inputs		32
Number of simultaneously controllable inputs
all mounting positions
— up to 40 °C, max.		32
— up to 60 °C, max.		32
Input voltage
● Type of input voltage		DC
● Rated value, DC		24 V
● for signal "0"		-30 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
Input delay (for rated value of input voltage)
for standard inputs
— at "0" to "1", min.		1.2 ms
— at "0" to "1", max.		4.8 ms
Cable length
● Cable length, shielded, max.		1 000 m
● Cable length unshielded, max.		600 m
Encoder
Connectable encoders
● 2-wire sensor		Yes
— Permissible quiescent current (2-wire sensor), max.		1.5 mA
Galvanic isolation
Galvanic isolation digital inputs
● between the channels, in groups of		32
● between the channels and the backplane bus		Yes
Isolation
Isolation checked with		500 V DC
Dimensions
Width		25 mm
Height		290 mm
Depth		210 mm
Weights
Weight, approx.		500 g
last modified:		25.09.2014