Data Sheet

Data sheet 6AG2221-1BF32-1XB0
SIPLUS S7-1200 SM 1221 8DI T1 RAIL -25 ... +55°C T1 with 70°C
for 10 min with conformal coating based on 6ES7221-1BF32-0XB0 .
Digital input 8 DI, 24 V DC, Sink/Source
General information
Product type designation SM 1221, DI 8x24 V DC
Supply voltage
Rated value (DC) 24V
permissible range, lower limit (DC) 20.4V
permissible range, upper limit (DC) 28.8V
Input current
from backplane bus 5 V DC, max. 105mA
Digital inputs
● from load voltage L+ (without load), max.
4mA; per channel
Output voltage
Power supply to the transmitters
● present
Yes
Power loss
Power loss, typ. 1.5W
Digital inputs
Number of digital inputs 8
6AG2221-1BF32-1XB0 Subject to change without notice
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09/16/2019 © Copyright Siemens