6es7 321 1bl00 0aa0 SIMATIC S7 300 Digital input SM 321


Siemens Simatic S7 300 Series 6ES7 321 1BL00 0AA0 Input Module

Brand: Siemens
Part No: 6es7 321 1bl00 0aa0
Specification:

  • Digital input SM 321,
  • Isolated 32 DI,
  • 24 V DC,
  • 1x 40-pole

Condition: Fresh
Warranty: Three Months.

৳ 21,500.00

6es7 321 1bl00 0aa0 SIMATIC S7 300 Digital input SM 321

 Description:

6es7 321 1bl00 0aa0 SIMATIC S7 300 Digital input SM 321 , Digital input SM 321, Isolated 32 DI, 24 V DC, 1x 40-pole

Supply voltage
Load voltage L+

  • Rated value (DC) 24 V
  • permissible range, lower limit (DC) 20.4 V
  • permissible range, upper limit (DC) 28.8 V

Input current
from backplane bus 5 V DC, max. 15 mA

Power loss
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

Input voltage

  • Type of input voltage DC
  • Rated value (DC) 24 V
  • for signal “0” -30 to +5V
  • for signal “1” 13 to 30V

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
— at “1” to “0”, min. 1.2 ms
— at “1” to “0”, max. 4.8 ms

Cable length
● shielded, max. 1 000 m
● unshielded, max. 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
Diagnostics function No

Alarms
● Diagnostic alarm No
● Hardware interrupt No
Diagnostics indication LED
● Status indicator digital input (green) Yes
Potential separation
Potential separation digital inputs

  • In between the channels No
  • between the channels, in groups of 16
  • In between the channels and backplane bus Yes; Optocoupler

Isolation
Isolation tested with 500 V DC
6ES7321-1BL00-0AA0 Subject to change without notice
Page 2/3 07/31/2019 © Copyright SiemensConnection 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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