Beckhoff Automation GmbH & Co. KG EL3074
EL3074 EtherCAT Terminal, 4-channel analog input, multi-function, ±10 V, ±20 mA, 16 bit, single-ended, 2 ksps
Категории:
Технические характеристики
| Number of inputs | 4 |
|---|---|
| Function | voltage measurement, current measurement |
| Wiring | 2-wire, 3-wire, 4-wire |
| Ground reference (input) | single-ended |
| Max. sampling rate | min. 500 µs (max. 2 ksps) per channel |
| Sampling type | multiplex, approx. 60 µs delay between channels |
| Internal resistance | voltage: typ. > 200 kΩ, current: typ. 85 Ω |
| Input filter cut-off frequency | 1 kHz |
| Rise time | typ. 3 ms (0â¦90%) |
| Dielectric strength | max. 30 V (voltage and current measurement) |
| Overcurrent protection | typ. < 50 mA |
| Measuring range, nominal | -10/0â¦+10 V | -20/0/+4â¦+20 mA |
| Measuring range, technical | -10.73â¦+10.73 V | -21.47â¦+21.47 mA |
| Resolution | 16 bit (incl. sign) |
| Measurement error/uncertainty | < ±0.3% (relative to full scale value) |
| Electrical isolation | Channel/channel | no |
| Description | The EL3072, EL3074, and EL3078 analog input terminals are universal 10 V/20 mA input modules in the 16-bit class for simple control tasks. Input signals in the -10/0...+10 V or -20/0/+4...+20 mA ranges can be processed per channel. Voltage and current |