Beckhoff Automation GmbH & Co. KG EL6851
EL6851 EtherCAT Terminal, 1-channel communication interface, DMX, master
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Технические характеристики
| Technology | DMX master terminal |
|---|---|
| Number of devices | max. 32 without repeater |
| Data transfer channels | RS485 physics/half duplex |
| Transmission rate | 250 kbit, one start bit, two stop bits |
| Interfaces | RS485, termination resistor can be switched, half duplex |
| Cable impedance | 120 Ω |
| Power supply | via the E-bus |
| Distributed clocks | â |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Protocol | DMX512 |
| Bit width in the process image | variable |
| Configuration | no address setting, configuration via PLC |
| Current consumption power contacts | â |
| Current consumption E-bus | typ. 130 mA |
| Special features | supports RDM protocol, library available; electrically isolated |
| 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 |
| 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 EL6851 EtherCAT Terminal is a DMX master terminal and enables connection of up to 32Â devices without repeater. The DMX master terminal can send up to 512Â bytes of data (this can be set via the terminal). At 250Â kbit/s a maximum data rate of 44Â kHz is |