Siemens SIMATIC Manual page 79

3.10 Digital input module SM 321; DI 16 x DC 24 V High Speed; (6ES7321-1BH10-0AA0)
Technical specifications of SM 321; DI 16 x DC 24 V High Speed
Technical specifications
Dimensions and weight
Dimensions W x H x D (mm)
Weight
Module-specific data
Supports isochronous mode
Number of inputs
Cable length
•
unshielded
•
shielded
Voltages, currents, electrical potentials
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
Maximum potential difference
•
between channels
– in groups of
Isolation test voltage
Current consumption
•
from the backplane bus
Power loss of the module
Status, interrupts, diagnostics
Status display
Interrupts
Diagnostic functions
Encoder selection data
Input voltage
•
Rated value
•
"1" signal
•
"0" signal
Input current
•
"1" signal
Input delay
•
"0" to "1" transition
•
"1" to "0" transition
Input characteristics
Connection of 2-wire BEROs
•
Permissible quiescent current
Wiring of the signal transmitters
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ
40 x 125 x 117
ca. 200 g
yes
16
max. 600 m
max. 1000 m
16
16
yes
yes
16
500 V DC
max. 110 mA
typ. 3.8 W
green LED per channel
none
none
24 V DC
13 V to 30 V
- 30 V to + 5 V
typ. 7 mA
25 μs to 75 μs
25 μs to 75 μs
to IEC 61131, type 1
supported
max. 1.5 mA
using a 20-pin front connector
Digital modules
79