6ES7326-1BK02-0AB0 SM326, F-DI 24 X DC24V, FAILSAFE

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6ES7326-1BK02-0AB0

		SIMATIC S7, DIGITAL INPUT SM 326, F-DI 24 X DC 24V, FAILSAFE DIGITAL INPUTS FOR SIMATIC S7 FAILSAFE SYSTEMS WITH DIAGNOST. INTERRUPT, UP TO CATEGORY 4 (EN954-1)/ SIL3 (IEC61508)/PLE (ISO13849), 1 X 40 PIN
Supply voltage
Rated value (DC)		24 V
Input current
from load voltage L+ (without load), max.		450 mA
from backplane bus 5 V DC, max.		100 mA
Encoder supply
Number of outputs		4; Isolated
Output current
● Rated value		400 mA
Power losses
Power loss, typ.		10 W
Digital inputs
Number of digital inputs		24
Number of simultaneously controllable inputs
all mounting positions
— up to 40 °C, max.		24
— up to 60 °C, max.		24; (at 24 V) or 18 (at 28.8 V)
Input voltage
● Type of input voltage		DC
● Rated value, DC		24 V
● for signal "0"		-30 to +5 V
● for signal "1"		+11 to +30 V
Input current
● for signal "0", max. (permissible quiescent current)		2 mA
● for signal "1", typ.		10 mA
Input delay (for rated value of input voltage)
for standard inputs
— at "0" to "1", max.		3.4 ms
— at "1" to "0", max.		3.4 ms
Cable length
● Cable length, shielded, max.		200 m
● Cable length unshielded, max.		100 m
Encoder
Connectable encoders
● 2-wire sensor		Yes; if short-circuit test is deactivated
— Permissible quiescent current (2-wire sensor), max.		2 mA
Interrupts/diagnostics/status information
Alarms
● Diagnostic alarm		Yes
Diagnostic messages
● Diagnostic functions		Yes
● Diagnostic information readable		Yes
Diagnostics indication LED
● Fail-safe operation		Yes
● Group error SF (red)		Yes
Ex(i) characteristics
Max. values of input circuits (per channel)
● Ta (permissible ambient temperature), max.		60 °C
Galvanic isolation
Galvanic isolation digital inputs
● between the channels		Yes
● between the channels, in groups of		12
● between the channels and the backplane bus		Yes
Isolation
Isolation checked with		500V DC/350V AC
Standards, approvals, certificates
Highest safety class achievable in safety mode
● acc. to DIN VDE 0801		AK 6
● acc. to EN 954		Cat. 4
● acc. to IEC 61508		SIL 3
Connection method
required front connector		40-pin
Dimensions
Width		80 mm
Height		125 mm
Depth		120 mm
Weights
Weight, approx.		442 g
last modified:		25.09.2014