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Beckhoff KL3356

Bus Terminal, 1-channel analog input, measuring bridge, full bridge, 16 bit, high-precision

MPN: KL3356
Category: KL3xxx | Analog input

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12-month warranty (new) · 3-month (used/refurbished)
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What is the Beckhoff KL3356?

The KL3356 analog input terminal permits direct connection of a resistor bridge. An improved input circuit makes the KL3356 significantly more accurate than the KL3351. The ratio between the bridge voltage UD and the supply voltage UREF is determined in

Specifications

Number of inputs	2, for 1 resistor bridge
Power supply	via the K-bus
Signal voltage	UD: -20…+20 mV UREF: -12…+12 V
Signal voltage UD, UREF	-20…+20 mV, -12…+12 V
Technology	strain gauge connection
Internal resistance	> 200 kΩ (UREF), > 1 MΩ (UD)
Power supply UV	via power contacts
Conversion time	250 ms, configurable
Filter	50 Hz, configurable
Resolution	16 bit
Measurement error/uncertainty	±0.01% (relative to full scale value)
Current consumption power contacts	load only
Current consumption K-bus	typ. 85 mA
Bit width in the process image	input: 2 x 16 bit data (2 x 8 bit control/status optional)
Special features	increased measuring accuracy, self-calibration
Weight	approx. 75 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
Approvals/markings	CE, CCC, UL, ATEX, IECEx
Pluggable wiring	for all KSxxxx Bus Terminals
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

KL3356: frequently asked questions

When can KL3356 be shipped?

KL3356 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 KL3356 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 KL3356 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 KL3356, subject to availability and destination.