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Beckhoff KL4494

Bus Terminal, 2-channel analog input + 2-channel analog output, voltage, ±10 V, 12 bit, single-ended

MPN: KL4494
Category: KL4xxx | Analog output

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the Beckhoff KL4494?

The KL4494 Bus Terminal combines two analog inputs and two analog outputs in one housing and can process signals in the range between -10 to +10 V. The voltage is digitized to a resolution of 12 bits and is transmitted, electrically isolated, to the

Specifications

Technology	single-ended
Number of outputs	2 outputs + 2 inputs
Number of inputs	2
Power supply	via the K-bus
Signal voltage	-10…+10 V
Internal resistance	input: > 130 kΩ
Load	> 5 kΩ (short-circuit proof)
Output error	±0.3% (relative to end value)
Resolution	12 bit
Conversion time	2 ms
Electrical isolation	500 V (K-bus/signal voltage)
Current consumption power contacts	load only
Current consumption K-bus	typ. 70 mA
Bit width in the process image	input/output: 2 x 16 bit data
Special features	input/output terminal
Weight	approx. 55 g
Operating temperature	0…55°C
Storage temperature	-25…+85°C
Relative humidity	95%, no condensation
Vibration/shock resistance	conforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emission	conforms to EN 61000-6-2/EN 61000-6-4
Protect. rating/installation pos.	IP20/variable
Pluggable wiring	for all KSxxxx Bus Terminals
Approvals/markings	CE, CCC, UL, ATEX, IECEx
Ex marking	ATEX: II 3 G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc
Design form	compact terminal housing with signal LEDs
Material	polycarbonate
Installation	on 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means of	double slot and key connection
Marking	labeling of the BZxxxx series
Wiring	solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver
Connection cross-section	s: 0.08…2.5 mm², st: 0.08…2.5 mm², f*: 0.14…1.5 mm²
Connection cross-section AWG	s: AWG28…14, st: AWG28…14, f*: AWG26…16
Stripping length	8…9 mm
Current load power contacts	Imax: 10 A
Dimensions (W x H x D)	12 mm x 100 mm x 68 mm

KL4494: frequently asked questions

When can KL4494 be shipped?

KL4494 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up KL4494 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for KL4494 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for KL4494, subject to availability and destination.