BECKHOFF EL3121 EtherCAT 1-Channel Analog Input Terminal
- Brand
- BECKHOFF
- Model
- EL3121
- GEARWELL SKU
- GWP-000008002
- Category
- PLCs & I/O
Key specifications
- Resolution
- 16 bit (incl. sign)
- Power supply
- via the E-bus
- Signal current
- 4…20 mA
- Conversion time
- ~ 40 µs
- Number of inputs
- 1 (differential)
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← Back to productsProduct overview
Beckhoff EL3121 is a 1-channel analog input terminal for EtherCAT for 4 to 20 mA differential signals, with 16-bit resolution and an error below ±0.3 % of full scale. Conversion takes about 40 µs, distributed clocks are supported, and FIR/IIR filters and limit value monitoring can be activated. Check the full order number, including any suffix, on the terminal when requesting a quote.
Technical reference
| Product name | BECKHOFF EL3121 EtherCAT 1-Channel Analog Input Terminal |
|---|---|
| Brand | BECKHOFF |
| Model | EL3121 |
| Category | PLCs & I/O |
| Resolution | 16 bit (incl. sign) |
| Power supply | via the E-bus |
| Signal current | 4…20 mA |
| Conversion time | ~ 40 µs |
| Number of inputs | 1 (differential) |
| Internal resistance | typ. 85 Ω + diode voltage |
| Common mode voltage U CM | max. 10 V |
| Input filter cut-off frequency | 5 kHz |
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