Beckhoff Automation GmbH & Co. KG EL3204-0200
EL3204-0200 EtherCAT Terminal, 4-channel analog input, temperature, RTD/NTC, 16 bit
Категории:
Технические характеристики
| Number of inputs | 4 |
|---|---|
| Power supply | via the E-bus |
| Distributed clocks | â |
| Sensor type | Ni/PT, any RTD up to 240 kâ¦, calculation possible on the basis of a table or material constant, resistance measurement |
| Connection technology | 2-wire |
| Conversion time | approx. 24 ms default setting, 4â¦500 ms configurable |
| Measuring current | typ. < 0.03 mA |
| Resolution | 0.1°C per digit |
| Measurement error/uncertainty | < ±0.3% relative to full scale value (240 kΩ) |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Current consumption E-bus | typ. 150 mA |
| Current consumption power contacts | â |
| Bit width in the process image | 4 x 32 bit RTD input |
| Special features | temperature calculation on the basis of Steinhart-Hart, B parameters, IEC 60751, free table, predefined sensors |
| Масса | approx. 60 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 |
| Protect. rating/installation pos. | IP20/variable |
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, DNV, 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 EL3204-0200 input terminal enables direct connection of four resistance sensors up to 240 kΩ with 2-wire connection. The available measuring range is significantly larger compared with the EL320x, thus enabling the use of high-impedance NTC |