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6ES7321-1CH20-0AA0

description:SIMATIC S7-300, DIGITAL INPUT SM 321, OPTICALLY ISOLATED, 16 DI, DC 48-125V, 1 X 20 PIN...
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6ES7321-1CH20-0AA0

6ES7321-1CH20-0AA0

SIMATIC S7-300, DIGITAL INPUT SM 321, OPTICALLY ISOLATED, 16 DI, DC 48-125V, 1 X 20 PIN

 

Supply voltage
Load voltage L+
● Rated value (DC) 48 V
● permissible range, lower limit (DC) 48 V
● permissible range, upper limit (DC) 125 V
Input current
from backplane bus 5 V DC, max. 40 mA
Power loss
Power loss, typ. 4.3 W
Digital inputs
Number of digital inputs 16
Input characteristic curve in accordance with IEC 61131, type 1 Yes
Number of simultaneously controllable inputs
horizontal installation
— up to 40 °C, max. 8
— up to 60 °C, max. 8; 6 to Ue 146 V
vertical installation
— up to 40 °C, max. 8
Input voltage
● Type of input voltage DC
● Rated value (DC) 48 V; 48 V DC to 125 V DC
● for signal "0" -146 V DC to +15 V DC
● for signal "1" 30 V DC to 146 V DC
Input current
● for signal "1", typ. 3.5 mA
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable No
— at "0" to "1", min. 0.1 ms
— at "0" to "1", max. 3.5 ms
— at "1" to "0", min. 0.7 ms
— at "1" to "0", max. 3 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 mA
Isochronous mode
Isochronous operation (application synchronized up to terminal) No
Interrupts/diagnostics/status information
Diagnostic functions No
Alarms
● Diagnostic alarm No
● Hardware interrupt No
Diagnostics indication LED
● Group error SF (red) No
● Status indicator digital input (green) Yes
Potential separation
Potential separation digital inputs
● between the channels No
● between the channels, in groups of 8
● between the channels and backplane bus Yes; Optocoupler
Permissible potential difference
between different circuits 146 V DC/132 V AC
Isolation
Isolation tested with 1500 V DC
Connection method
required front connector 20-pin
Dimensions
Width 40 mm
Height 125 mm
Depth 120 mm
Weights
Weight, approx. 200 g
last modified: 09/15/2017
 
 
 
 
HONGKONG XIEYUAN TECH CO., LIMITED  
 
Add: 6-C9,Caishen Commercial Plaza,Hankou Railway Station,Wuhan,China
 
Amy Hu(Sales Assistant)
 
Email:amy@whxyauto.com
 
Whatsapp::+8613135657923 
 
Skype:amy@whxyauto.com 
 
Mobile :+86 13135657923 | Tel:+86-27-8588 3233 | Fax:+86-27-8530 9780 | 
 
Website:  http://www.plcs-automation.com/
 
 
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