Siemens S7-300数字输入SM321说明书
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llation
up to 40 °C, max.
16
up to 60 °C, max.
16
vertical installation
up to 40 °C, max.
16
6ES7321-1BH10-0AA0 Page 1/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
Galvanic isolation Galvanic isolation digital inputs between the channels between the channels, in groups of between the channels and the backplane bus
Product data sheet
6ES7321-1BH10-0AA0
SIMATIC S7-300, DIGITAL INPUT SM 321, GALVANICALLY ISOLATED, 16DI, 24 V DC, 1 X 20 PIN, 0.05 MS INPUT DELAY
-
Supply voltage
Permissible potential difference between different circuits
Isolation
24 V -30 to +5 V 13 to 30 V 7 mA
No 25 µs 75 µs 1000 m 600 m
Yes 1.5 mA Yes
No No No No Yes
110 mA
Power losses
Power loss, typ.
3.8 W
Digital inputs
Number of digital inputs
16
Input characteristic curve in accordance with IEC 61131, type Yes 1
Number of simultaneously controllable inputs
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.
Input voltage Rated value, DC for signal "0" for signal "1"
Input current for signal "1", typ.
Input delay (for rated value of input voltage) for standard inputs Parameterizable at "0" to "1", min. at "0" to "1", max.
Isochronous mode Isochronous operation (application synchronized up to terminal)
Interrupts/diagnostics/status information Alarms Alarms Diagnostic alarm Hardware interrupt Diagnostic messages Diagnostic functions Diagnostics indication LED Status indicator digital input (green)
required front connector Dimensions
Width Height Depth Weights Weight, approx. Status
500 V DC
20-pin
40 mm 125 mm 120 mm
200 g Sep 2, 2013
6ES7321-1BH10-0AA0 Page 3/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
No 16 Yes ; Optocoupler 75 VDC / 60 VAC
6ES7321-1BH10-0AA0 Page 2/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
Isolation checked with Connection method
Cable length Cable length, shielded, max. Cable length unshielded, max.
Encoder Connectable encoders 2-wire sensor Permissible quiescent current (2-wire sensor), max.
up to 40 °C, max.
16
up to 60 °C, max.
16
vertical installation
up to 40 °C, max.
16
6ES7321-1BH10-0AA0 Page 1/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
Galvanic isolation Galvanic isolation digital inputs between the channels between the channels, in groups of between the channels and the backplane bus
Product data sheet
6ES7321-1BH10-0AA0
SIMATIC S7-300, DIGITAL INPUT SM 321, GALVANICALLY ISOLATED, 16DI, 24 V DC, 1 X 20 PIN, 0.05 MS INPUT DELAY
-
Supply voltage
Permissible potential difference between different circuits
Isolation
24 V -30 to +5 V 13 to 30 V 7 mA
No 25 µs 75 µs 1000 m 600 m
Yes 1.5 mA Yes
No No No No Yes
110 mA
Power losses
Power loss, typ.
3.8 W
Digital inputs
Number of digital inputs
16
Input characteristic curve in accordance with IEC 61131, type Yes 1
Number of simultaneously controllable inputs
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.
Input voltage Rated value, DC for signal "0" for signal "1"
Input current for signal "1", typ.
Input delay (for rated value of input voltage) for standard inputs Parameterizable at "0" to "1", min. at "0" to "1", max.
Isochronous mode Isochronous operation (application synchronized up to terminal)
Interrupts/diagnostics/status information Alarms Alarms Diagnostic alarm Hardware interrupt Diagnostic messages Diagnostic functions Diagnostics indication LED Status indicator digital input (green)
required front connector Dimensions
Width Height Depth Weights Weight, approx. Status
500 V DC
20-pin
40 mm 125 mm 120 mm
200 g Sep 2, 2013
6ES7321-1BH10-0AA0 Page 3/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
No 16 Yes ; Optocoupler 75 VDC / 60 VAC
6ES7321-1BH10-0AA0 Page 2/3
09/24/2013
subject to modifications © Copyright Siemens AG 2013
Isolation checked with Connection method
Cable length Cable length, shielded, max. Cable length unshielded, max.
Encoder Connectable encoders 2-wire sensor Permissible quiescent current (2-wire sensor), max.