
Beckhoff EJ3104
EtherCAT plug-in module, 4-channel analog input, voltage, ±10 V, 16 bit, differential
- MPN
- EJ3104
- Category
- EJ3xxx | Analog input
Request a Quote
- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
- Ships via
What is the Beckhoff EJ3104?
The EJ3104 EtherCAT plug-in module processes signals in the range from -10 to +10 V. The voltage is digitized to a resolution of 16 bit, and is transmitted, electrically isolated, to the higher-level automation device. The input channels are designed as
Specifications
Specifications
| Number of inputs | 4 (differential) |
| Technology | differential input |
| Signal voltage | -10…+10 V |
| Distributed clocks | yes |
| Internal resistance | > 200 kΩ |
| Input filter limit frequency | 5 kHz |
| Common-mode voltage UCM | max. 35 V (relative to GND periphery) |
| Supply voltage electronics | via E-bus |
| Conversion time | ~ 100 µs |
| Resolution | 16 bit (incl. sign) |
| Measurement error/uncertainty | ±0.3% (relative to full scale value) |
| Electrical isolation | 500 V (E-bus/field potential) |
| Current consumption E-bus | typ. 175 mA |
| Special features | standard and compact process image, switchable measuring data representation, activatable FIR/IIR filters, limit value monitoring |
| Weight | approx. 30 g |
| Storage temperature | -40…+85°C |
| Operating temperature | -25…+60°C |
| Relative humidity | 95%, no condensation |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Protect. rating/installation pos. | IP20/see documentation |
| Approvals/markings | CE, UL |
| Design form | EtherCAT I/O plug-in module |
| Material | polycarbonate |
| Installation | on signal distribution board |
| Mechanical coding | EJ plug-in module: signal-specific coding pins on the housing, signal distribution board: holes in the printed circuit board |
| Position of the coding pins | 1, 5 |
| Locking | latching lug in circuit board cut-out |
| Connection method | field wiring: application-specific wiring level on the signal distribution board, EJ plug-in module: 2 x 20-pin socket strip |
| Dimensions (W x H x D) | 12 mm x 66 mm x 55 mm |
EJ3104: frequently asked questions
When can EJ3104 be shipped?
EJ3104 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 EJ3104 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 EJ3104 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 EJ3104, subject to availability and destination.
More Beckhoff parts


EtherCAT plug-in module, 8-channel analog input, current, 0…20 mA, 12 bit, single-ended

EtherCAT plug-in module, 8-channel analog input, current, 4…20 mA, 12 bit, single-ended

EtherCAT plug-in module, 8-channel analog input, voltage, 0…10 V, 12 bit, single-ended


EtherCAT plug-in module, 4-channel analog input, current, ±20 mA, 16 bit, differential, high-precision

EtherCAT plug-in module, 4-channel analog input, current, 4…20 mA, 16 bit, differential, TwinSAFE SC
