Digital modules
3.7 Digital output module SM 321; DI 32 x AC 120 V; (6ES7321-1EL00-0AA0)
Technical data of SM 321; DI 32 x AC 120 V
Technical data
Dimensions and weight
Dimensions W x H x D (mm)
Weight
Module-specific data
Isochronous mode supported
Number of inputs
Cable length
unshielded
•
shielded
•
Voltages, currents, electrical potentials
Number of simultaneously controlled inputs
horizontal mounting position
•
up to 40 °C
up to 60 °C
vertical mounting position
•
up to 40 °C
Electrical isolation
between channels and the backplane bus
•
between channels
•
in groups of
Permissible 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
Diagnostics functions
Transducer selection data
Input voltage
Rated value
•
for "1" signal
•
for "0" signal
•
Frequency band
•
Input current
with "1'' signal
•
Input delay
at "0" to "1" transitions
•
at "1" to "0" transitions
•
Input characteristics
Connection of 2-wire BEROs
Permissible quiescent current
•
Wiring signal transducers
3-16
40 x 125 x 117
approx. 300 g
No
32
max. 600 m
max. 1000 m
32
24
32
Yes
Yes
8
120 VAC
250 VAC
2500 VDC
max. 16 mA
typ. 4 W
green LED per channel
None
None
120 VAC
74 V to 132 V
0 V to 20 V
47 Hz to 63 Hz
typ. 21 mA
max. 15 ms
max. 25 ms
to IEC 61131, type 2
supported
max. 4 mA
with 40-pin front connector
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04