Siemens SIMATIC Manual page 112

Digital modules
3.16 Digital input module SM 321; DI 16 x AC 120/230 V; (6ES7321-1FH00-0AA0)
SM 321; DI 16 x AC 120/230 V- Technical specifications
Technical specifications
Dimensions and weight
Dimensions W x H x D
Weight
Module-specific data
Supports isochronous mode
Number of inputs
Cable length
•
unshielded
•
shielded
Voltages, currents, electrical potentials
Rated load voltage L1
All load voltages must be connected to a common phase
Number of simultaneously controlled inputs
•
Horizontal mounting position to 60 °C
•
Vertical mounting position to 40 °C
Electrical isolation
•
Between channels and the backplane bus
•
between channels
in groups of
Maximum potential difference
•
between M and inputs
internal
•
between inputs of different groups
Isolation test voltage
Current consumption
•
from the backplane bus
Power loss of the module
Status, interrupts, diagnostics
Status display
Interrupts
Diagnostic functions
112
40 x 125 x 117
ca. 240 g
no
16
max. 600 m
max. 1000 m
120/230 V
16
16
Yes
Yes
4
230 VAC
500 VAC
4000 VDC
max. 29 mA
typ. 4.9 W
green LED per channel
none
none
Manual, 06/2017, A5E00105505-AJ
S7-300 Module data