BECKHOFF EL1904 EtherCAT 4-Channel Digital Input Terminal
- Brand
- BECKHOFF
- Model
- EL1904
- GEARWELL SKU
- GWP-000007971
- Category
- PLCs & I/O
Key specifications
- Protocol
- TwinSAFE/Safety over EtherCAT
- Response time
- typ. 4 ms (read input/write to E-bus)
- Safety standard
- DIN EN ISO 13849-1:2008 (Cat. 4, PL e) and EN 61508:2010 (SIL 3)
- Number of inputs
- 4
- Fault response time
- ≤ watchdog time (parameterizable)
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← Back to productsProduct overview
Beckhoff EL1904 is a TwinSAFE terminal for EtherCAT with 4 fail-safe digital inputs, communicating via Safety over EtherCAT (FSoE). It is certified to EN ISO 13849-1 Cat. 4/PL e and EN 61508 SIL 3, with a typical response time of 4 ms. Check the full order number and the TwinSAFE configuration of the existing machine when requesting a quote.
Technical reference
| Product name | BECKHOFF EL1904 EtherCAT 4-Channel Digital Input Terminal |
|---|---|
| Brand | BECKHOFF |
| Model | EL1904 |
| Category | PLCs & I/O |
| Protocol | TwinSAFE/Safety over EtherCAT |
| Response time | typ. 4 ms (read input/write to E-bus) |
| Safety standard | DIN EN ISO 13849-1:2008 (Cat. 4, PL e) and EN 61508:2010 (SIL 3) |
| Number of inputs | 4 |
| Fault response time | ≤ watchdog time (parameterizable) |
| Connection technology | 1-/2-wire |
| Current consumption E-bus | typ. 200 mA |
| Current consumption power contacts | see documentation |
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