KFU8-UFC-1.D

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Item NO.: V003818 MOQ: 0

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KFU8-UFC-1.D

delivery time:7 weeks

General specifications
Signal type		Digital Input
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 2
Supply
Connection		terminals 23, 24
Rated voltage		20 ... 90 V DC / 48 ... 253 V AC 50 ... 60 Hz
Power dissipation/power consumption		≤ 2 W ; 2.5 VA / 2.2 W ; 3 VA
Interface
Programming interface		programming socket
Input
Connection side		field side
Connection		Input I: 2-wire sensor: terminals 1+, 3- three wire sensor: terminals 1+, 2- and 3 input II: terminals 13+, 14- start-up override;
Input I		2- or 3-wire sensor, sensor acc. to EN 60947-5-6 (NAMUR) or mechanical contact
	Open circuit voltage/short-circuit current	22 V / 40 mA
	Input resistance	4.7 kΩ
	Switching point/switching hysteresis	logic 1: > 2.5 mA ; logic 0: < 1.9 mA
	Pulse duration	> 50 µs
	Input frequency	0.001 ... 10000 Hz
	Line fault detection	breakage I ≤ 0.15 mA; short-circuit I > 4 mA
Input II		startup override: 1 ... 1000 s, adjustable in steps of 1 s
	Active/Passive	I > 4 mA (for min. 100 ms) / I < 1.5 mA
	Open circuit voltage/short-circuit current	18 V / 5 mA
Output
Connection side		control side
Connection		output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 outout III: terminasl 19+, 20- output IV: terminals 8+, 7-
Output I, II		signal, relay
	Contact loading	250 V AC / 2 A / cos φ ≥ 0.7 ; 40 V DC / 2 A
	Mechanical life	5 x 10⁷ switching cycles
	Energized/De-energized delay	approx. 20 ms / approx. 20 ms
Output III		electronic output, passive
	Contact loading	40 V DC
	Signal level	1-signal: (L+) -2.5 V (50 mA, short-circuit/overload proof) 0-signal: blocked output (off-state current ≤ 10 µA)
Output IV		analog
	Current range	0 ... 20 mA or 4 ... 20 mA
	Open loop voltage	max. 24 V DC
	Load	max. 650 Ω
	Fault signal	downscale I ≤ 3.6 mA , upscale ≥ 21.5 mA (acc. NAMUR NE43)