Data Sheet

Data sheet 6ES7321-1CH00-0AA0
SIMATIC S7-300, Digital input SM 321, isolated, 16 DI, 24-48 V
AC/DC with single rooting, 1x 40-pole
Supply voltage
Load voltage L+
● Rated value (DC)
24V
● permissible range, lower limit (DC)
24V
● permissible range, upper limit (DC)
48V
Load voltage L1
● Rated value (AC)
24V
● permissible range, lower limit (AC)
24V
● permissible range, upper limit (AC)
48V
Input current
from backplane bus 5 V DC, max. 100mA
Power loss
Power loss, typ. 1.5W; at 24 V; 2,8 W at 48 V
Digital inputs
Number of digital inputs 16
6ES7321-1CH00-0AA0 Subject to change without notice
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09/15/2019 © Copyright Siemens