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Siemens PLCs SM321 input modules 6ES7321-1EL00-0AA0 6ES7321-1FF01-0AA0

Siemens PLCs SM321 input modules 6ES7321-1EL00-0AA0 6ES7321-1FF01-0AA0

Series#: Siemens PLC

Product Details

Siemens PLCs SM321 input modules 6ES7321-1EL00-0AA0 6ES7321-1FF01-0AA
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MOQ: 1pcs

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Specification

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Article number	6ES7321-1EL00-0AA0	6ES7321-1FF01-0AA0	6ES7321-1FF10-0AA0
	SM321, 32DI, AC120V	SM321, 8DI, AC120/230V	SM321, 8 DI, AC/DC 120/230V, 1ch/common
Load voltage L1
● Rated value (AC)	120 V	230 V; 120/230 V AC	230 V; 120/230 V AC; all load voltages must have the same phase.
Input current
from backplane bus 5 V DC, max.	16 mA	29 mA	100 mA
Power loss
Power loss, typ.	4 W	4.9 W	4.9 W
Digital inputs
Number of digital inputs	32	8	8
Input characteristic curve in accordance with IEC 61131, type 1		Yes	Yes
Input characteristic curve in accordance with IEC 61131, type 2	Yes
horizontal installation
— up to 40 °C, max.	32
— up to 60 °C, max.	24	8	8
vertical installation
— up to 40 °C, max.	32	8	8
Input voltage
● Type of input voltage	AC	AC	AC
● Rated value (AC)	120 V; 47 … 63 Hz	230 V; 120/230 V AC (47 … 63 Hz)	120 V; 120/230 V AC (47 … 63 Hz)
● for signal “0”	0 to 20V	0 to 40V	0 to 40V
● for signal “1”	74 to 132V	79 to 264V	79 to 264V
Input current
● for signal “1”, typ.	21 mA	6.5 mA; (120 V); 11 mA (230 V)	7.5 mA; (120 V); 17.3 mA (230 V)
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable	No	No	No
— at “0” to “1”, max.	15 ms	25 ms	25 ms
— at “1” to “0”, max.	25 ms	25 ms	25 ms
Cable length
● shielded, max.	1 000 m	1 000 m	1 000 m
● unshielded, max.	600 m	600 m	600 m
Encoder
Connectable encoders
● 2-wire sensor	Yes	Yes	Yes
— permissible quiescent current (2-wire sensor), max.	4 mA	2 mA	2 mA
Interrupts/diagnostics/status information
Alarms	No	No	No
Diagnostics function	No	No	No
Alarms
● Diagnostic alarm	No	No	No
● Hardware interrupt	No	No	No
Diagnostics indication LED
● Group error SF (red)	No	No	No
● Status indicator digital input (green)	Yes; per channel	Yes	Yes
Potential separation
Potential separation digital inputs
● between the channels	No	No	Yes
● between the channels, in groups of	8	2	1
● between the channels and backplane bus	Yes; Optocoupler	Yes; Optocoupler	Yes; Optocoupler
Isolation
Isolation tested with	2 500 V DC	4 000 V DC	1 500 V AC
Connection method
required front connector	40-pin	20-pin	40-pin
Dimensions
Width	40 mm	40 mm	40 mm
Height	125 mm	125 mm	125 mm
Depth	120 mm	120 mm	120 mm
Weights
Weight, approx.	300 g	240 g	240 g