Beckhoff EL3751

EtherCAT Terminal, 1-channel analog input, multi-function, 24 bit, 10 ksps

MPN
EL3751
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What is the Beckhoff EL3751?

The EL3751 analog input terminal is part of the new generation of analog EtherCAT measurement terminals. The nominal measuring range of the input channel can be comprehensively parameterized, both electrically and on the software side: – voltage

Specifications

Specifications

Number of inputs1
Power supplyvia the E-bus
Oversampling factorn = 1…64
Distributed clocksyes
Distributed clock precision1 µs
Internal resistance> 500 kΩ (30 V); > 4 MΩ (others); 150 Ω (current)
Input filter limit frequency3 kHz
Dielectric strengthmax. 36 V
Conversion time100 µs/10 ksps
Measuring range, nominal±30/10/5/2.5/1.25 V, ±640/320/160/80/40/20/10/5 mV, 0…5/10 V, ±20 mA, 0/4…20 mA, NAMUR NE43, 0…5 kΩ, RTD, Pt100/Pt1000, Ni, KTY, ¼ bridge (350 Ω + 120 Ω), ½ bridge (±16 mV/V), full bridge (±32 mV/V), potentiometer ≥ 1 kΩ
Measuring range, technicalgenerally 107% of the nominal measuring range, see documentation
Resolution24 bit (incl. sign)
Measurement error/uncertaintytyp. ±0.01% relative to the respective full scale value @ 23°C in some measuring ranges, see documentation
Temperature coefficienttyp. 15 ppm/K in some measuring ranges, see documentation
Electrical isolation500 V (E-bus/signal voltage)
Current consumption E-bustyp. 260 mA
Current consumption power contacts–
Configurationno address or configuration setting
Special featuresintegr. power supply for strain gauge 0.5…5 V, parameterizable, ExtendedRange 107%, free numeric filter, TrueRMS, integrator/differentiator, non-linear scaling, PeakHold
Weightapprox. 65 g
Operating temperature0…55°C
Storage temperature-25…+85°C
Relative humidity95%, no condensation
Vibration/shock resistanceconforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emissionconforms to EN 61000-6-2/EN 61000-6-4
Protect. rating/installation pos.IP20/variable
Approvals/markingsCE, CCC, UL, ATEX, IECEx
Ex markingATEX: II 3 G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc
Design formcompact terminal housing with signal LEDs
Materialpolycarbonate
Installationon 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means ofdouble slot and key connection
Markinglabeling of the BZxxxx series
Wiringsolid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver
Connection cross-sections*: 0.08…2.5 mm², st*: 0.08…2.5 mm², f*: 0.14…1.5 mm²
Connection cross-section AWGs*: AWG28…14, st*: AWG28…14, f*: AWG26…16
Stripping length8…9 mm
Current load power contactsImax: 10 A
Dimensions (W x H x D)12 mm x 100 mm x 68 mm

EL3751: frequently asked questions

When can EL3751 be shipped?

EL3751 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 EL3751 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 EL3751 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 EL3751, subject to availability and destination.

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Beckhoff EL3751Price and lead time confirmed within 1 business day
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