Beckhoff Automation GmbH & Co. KG EL3356
EL3356 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. ±27 mV |
| Measuring range UREF | max. ±13.8 V |
| Internal resistance | > 200 kΩ (U REF ), > 1 MΩ (U D ) |
| Supported nominal sensitivity | all, parameter resolution: 0.01 µV/V; recommended: 0.5â¦4 mV/V |
| Input filter cut-off frequency | 10 kHz low pass (-3 dB) |
| Conversion rate | 100â¦4 samples/s (10â¦250 ms conversion time) |
| Power supply UV | up to 12 V DC from power contacts, dependent on sensor |
| Resolution | 16 bit, 32 bit presentation |
| Measurement error/uncertainty | < ±0.01% for the calculated load value in relation to the final load value with a 12 V feed and 24 mV bridge voltage (hence nominal strain gauge characteristic value of 2 mV/V), self-calibration active, 50 Hz filter active |
| Current consumption E-bus | typ. 210 mA |
| Current consumption power contacts | dependent on strain gauge supply, min. 1 mA |
| Special features | self-calibration, quadruple averager, dynamic filters |
| 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 analog EL3356 input terminal enables direct connection of a resistor bridge or load cell in a 4- or 6-wire connection technology. The ratio between the bridge voltage UD and the supply voltage UREF is determined simultaneously in the input circuit |