Beckhoff Automation GmbH & Co. KG EL1052
EL1052 EtherCAT Terminal, 2-channel digital input, NAMUR
Категории:
Технические характеристики
| Technology | NAMUR |
|---|---|
| Connection technology | 2-wire |
| Specification | NAMUR DC switching amplifier (IEC 60947-5-6) |
| Signal type | binary, current input for NAMUR sensors |
| Number of inputs | 2 |
| Напряжение питания | typ. 8.2 V DC |
| Signal current â0â | ⤠1.2 mA |
| Signal current â1â | ⥠2.1 mA |
| Switching hysteresis | typ. 350 µA |
| Short-circuit current | typ. 7.8 mA |
| Fault detection | I ⤠200 µA (cable break), I ⥠7.0 mA (short circuit) |
| Max. switching frequency | 5 kHz (duty cycle 50%) |
| Internal resistance | according to I/V curve IEC 60947-5-6 |
| Distributed clocks | â |
| Напряжение питания | 24 V DC (via power contacts) |
| Current consumption power contacts | typ. 20 mA + load |
| Current consumption E-bus | typ. 40 mA |
| Electrical isolation | 500 V (E-bus/field potential) |
| Special features | integrated reverse polarity protection |
| 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 |
| Pluggable wiring level | for all ESxxxx terminals |
| 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 EL1052 digital input terminal acquires signals from NAMUR sensors according to IEC 60947-5-6. The sensors are supplied with a voltage of 8.2Â V and return a diagnosable current signal. In this way, a wire breakage or short-circuit can be detected in |