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Beckhoff EL3122
EtherCAT Terminal, 2-channel analog input, current, 4…20 mA, 16 bit, differential
- MPN
- EL3122
- Category
- EL3xxx | Analog input
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
- Ships via
What is the Beckhoff EL3122?
The EL3122 analog input terminal processes signals in the range between 4 and 20 mA. The current is digitized to a resolution of 16 bits and is transmitted, electrically isolated, to the higher-level automation device. The input channels of the EtherCAT
Specifications
Specifications
| Number of inputs | 2 (differential) |
| Power supply | via the E-bus |
| Signal current | 4…20 mA |
| Distributed clocks | yes |
| Internal resistance | typ. 85 Ω + diode voltage |
| Input filter limit frequency | 5 kHz |
| Common mode voltage UCM | max. 10 V |
| Conversion time | ~ 50 µs (fast mode ~ 35 µs) |
| Resolution | 16 bit (incl. sign) |
| Measurement error/uncertainty | ±0.3% (relative to full scale value) |
| Surge voltage resistance | max. 35 V |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Current consumption E-bus | typ. 170 mA |
| Current consumption power contacts | – |
| Bit width in the process image | inputs: 8 byte |
| Special features | standard and compact process image, activatable FIR/IIR filters, limit value monitoring |
| Weight | approx. 55 g |
| Operating temperature | -25…+60°C |
| Storage temperature | -40…+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 |
| Pluggable wiring | for all ESxxxx terminals |
| Protect. rating/installation pos. | IP20/variable |
| 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 |
EL3122: frequently asked questions
When can EL3122 be shipped?
EL3122 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 EL3122 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 EL3122 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 EL3122, subject to availability and destination.
More Beckhoff parts
Beckhoff
EL3124-0090EtherCAT Terminal, 4-channel analog input, current, 4…20 mA, 16 bit, differential, TwinSAFE SC
Beckhoff EL3122Price and lead time confirmed within 1 business day
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