Beckhoff Automation GmbH & Co. KG EL6021
EL6021 EtherCAT Terminal, 1-channel communication interface, serial, RS422/RS485
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Технические характеристики
| Connection technology | terminal contact |
|---|---|
| Data transfer channels | TxD and RxD, full/half duplex |
| Transmission rate | 2400â¦115,200 baud; default: 9600 baud, 8 data bits, no parity and one stop bit |
| Interfaces | 1 x RS422/RS485 |
| Bit transfer | with differential signal |
| Cable impedance | 120 Ω |
| Cable length | approx. 1000 m twisted pair |
| Providing external supply | â |
| Power supply | via the E-bus |
| Distributed clocks | â |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| Data buffer | 864Â bytes receive buffer, 128Â bytes transmit buffer |
| Configuration | no address setting, configuration via PLC |
| Current consumption power contacts | â |
| Current consumption E-bus | typ. 170 mA |
| 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 |
| Pluggable wiring level | for all ESxxxx terminals |
| 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 EL6021 serial interface enables the connection of devices with RS422 or RS485 interface. These devices communicate with the automation device via the coupler. The active communication channel operates independently of the higher-level bus system in |