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Beckhoff KL2531

Bus Terminal, 1-channel motion interface, stepper motor, 24 V DC, 1.5 A

MPN: KL2531
Category: KL2xxx | Digital 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 KL2531?

The KL2531 Bus Terminal is intended for the direct connection of different small stepper motors. The slimline PWM output stages for two motor coils are located in the Bus Terminal together with two inputs for limit switches. The KL2531 can be adjusted to

Specifications

Technology	compact drive technology
Load type	2-phase stepper motor (uni-/bipolar)
Number of channels	1
Number of outputs	1 x stepper motor
Number of inputs	2 x end position
Connection technology	direct motor connection
Supply voltage electronics	24 V DC (via power contacts)
Supply voltage power	24 V DC (internally via power contacts)
Output current	max. 1.5 A
Step frequency	max. 125,000 steps/s
Step pattern	full step, half step, up to 64-fold micro stepping
Current controller frequency	approx. 25 kHz
Resolution	approx. 5000 positions in typ. applications (per revolution)
Diagnostics LED	error phase A and B, loss of step/stagnation, power, enable
Current consumption power contacts	load only
Current consumption K-bus	typ. 60 mA
Bit width in the process image	input: n x 2 x 16 bit data, 2 x 16 bit control/status
Special features	travel distance control
Electrical isolation	500 V (K-bus/signal voltage)
Weight	approx. 50 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/see documentation
Pluggable wiring	for all KSxxxx Bus Terminals
Approvals/markings	CE, UL
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

KL2531: frequently asked questions

When can KL2531 be shipped?

KL2531 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 KL2531 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 KL2531 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 KL2531, subject to availability and destination.