Beckhoff Automation GmbH & Co. KG EL3351
EL3351 EtherCAT Terminal, 1-channel analog input, measuring bridge, full bridge, 16 bit
Категории:
Технические характеристики
| Number of inputs | 2, for 1 resistor bridge in full bridge technology |
|---|---|
| Power supply | via the E-bus |
| Distributed clocks | â |
| Measuring range UD | max. -20â¦+20 mV |
| Measuring range UREF | max. -12â¦+12 V |
| Internal resistance | > 200 kΩ (U REF ), > 1 MΩ (U D ) |
| Supported nominal sensitivity | calculated in PLC, freely selectable |
| Input filter cut-off frequency | 50 Hz default setting, parameterizable |
| Conversion time | 2.5â¦800 ms, configurable, max. 400 samples/s |
| Power supply UV | 5 V, max. 20 mA |
| Resolution | 16 bit, 32 bit presentation |
| Filter | 50 Hz, configurable |
| Measurement error/uncertainty | < ±0.1% (relative to full scale value, 50 Hz filter) |
| Current consumption E-bus | typ. 170 mA |
| Current consumption power contacts | â |
| Special features | integrated 5 V DC bridge supply |
| Масса | approx. 60 g |
| Operating temperature | -25â¦+55°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 EL3351 analog input terminal permits direct connection of a resistor bridge. The bridge voltage, UD, and the supply voltage, UREF, to the bridge are digitized with a 16-bit resolution, and are transmitted along an electrically isolated channel to the |