Beckhoff Automation GmbH & Co. KG EL3122
EL3122 EtherCAT Terminal, 2-channel analog input, current, 4â¦20 mA, 16 bit, differential
Категории:
Технические характеристики
| Number of inputs | 2 (differential) |
|---|---|
| Power supply | via the E-bus |
| Signal current | 4â¦20 mA |
| Distributed clocks | yes |
| Internal resistance | typ. 85 Ω + diode voltage |
| Input filter cut-off frequency | 5 kHz |
| Напряжение питания | 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) |
| Напряжение питания | max. 35 V |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Current consumption E-bus | typ. 170 mA |
| Current consumption power contacts | â |
| Bit width in the process image | inputs: 8 byte |
| Special features | standard and compact process image, activatable FIR/IIR filters, limit value monitoring |
| Масса | approx. 55 g |
| Operating temperature | -25â¦+60°C |
| Storage temperature | -40â¦+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 level | for all ESxxxx terminals |
| Protect. rating/installation pos. | IP20/variable |
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, cFMus |
| Ex marking | ATEX: II 3G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc |
| Description | The EL3122 analog input terminal processes signals in the range between 4Â and 20Â mA. The current is digitized to a resolution of 16Â bits and is transmitted, electrically isolated, to the higher-level automation device. The input channels of the EtherCAT |