QUANTITA' DISPONIBILE : A STOCK
Model : SIEMENS 321(6ES7 321 1BL00 0AA0) - NS. COD. 3014
Supply voltage
Load voltage L+
24 V
20.4 V
28.8 V
Input current
from backplane bus 5 V DC, max. 15 mA
Power losses
Power loss, typ. 6.5 W
Digital inputs
Number of digital inputs 32
Input characteristic curve in accordance with IEC 61131, type
1
Yes
Number of simultaneously controllable inputs
horizontal installation
up to 40 °C, max. 32
up to 60 °C, max. 16
vertical installation
up to 40 °C, max. 32
Input voltage
Type of input voltage DC
Rated value, DC 24 V
for signal "0" -30 to +5 V
for signal "1" 13 to 30 V
Input current
for signal "1", typ. 7 mA
Input delay (for rated value of input voltage)
for standard inputs
Parameterizable No
at "0" to "1", min. 1.2 ms
at "0" to "1", max. 4.8 ms
Cable length
1000 m
600 m
Encoder
Connectable encoders
2-wire sensor Yes
Permissible quiescent current (2-wire sensor), max. 1.5 mA
Isochronous mode
Isochronous operation (application synchronized up to
terminal)
No
Interrupts/diagnostics/status information
Alarms
Alarms No
Diagnostic alarm No
Hardware interrupt No
Diagnostic messages
Diagnostic functions No
Diagnostics indication LED
Status indicator digital input (green) Yes
Galvanic isolation
Galvanic isolation digital inputs
between the channels No
between the channels, in groups of 16
between the channels and the backplane bus Yes ; Optocoupler
Connection method
required front connector 40-pin
Dimensions
Width 40 mm
Height 125 mm
Depth 120 mm
Weights
Weight, approx. 260 g
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