6es7321-1bh02-0aa0

Product data sheet 6ES7321-1BH02-0AA0

SIMATIC S7-300, DIGITAL INPUT SM 321, OPTICALLY ISOLATED, 16DI, 24 V DC, 1×20 Pin

the data sheet sheet of 6es7321-1bh02-0aa0

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.	10 mA
Power losses
Power loss, typ.	3.5 W
Digital inputs
Number/binary inputs	16
Input characteristic curve acc. to IEC 1131, Type 1	Yes
Number of simultaneously controllable inputs
horizontal installation
vertical installation
up to 40 °C, max.	16
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
Cable length, shielded, max.	1000 m
Cable length unshielded, max.	600 m
Encoder
Connectable encoders
2-wire BEROS	Yes
permissible quiescent current (2-wire BEROS), max.	1.5 mA
Isochronous mode
Isochronous mode	No
Interrupts/diagnostics/status information
Alarms
Alarms	No
Diagnoses
Diagnostic functions	No
Diagnostics indication LED
Status indicator digital input (green)	Yes
Galvanic isolation