Beckhoff EtherCAT Terminal, 1-channel communication interface, serial, RS422/RS485 EL6021
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
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, DNV, cFMus |
|---|---|
| Bit transfer | with differential signal |
| Cable impedance | 120 Ω |
| Cable length | approx. 1000 m twisted pair |
| Configuration | no address setting, configuration via PLC |
| Connection technology | terminal contact |
| Current consumption E-bus | typ. 170 mA |
| Current consumption power contacts | – |
| Data buffer | 864 bytes receive buffer, 128 bytes transmit buffer |
| Data transfer channels | TxD and RxD, full/half duplex |
| Data transfer rates | 2400…115,200 baud; default: 9600 baud, 8 data bits, no parity and one stop bit |
| Distributed clocks | – |
| Electrical isolation | 500 V (E-bus/signal voltage) |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Ex marking | ATEX: II 3 G 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 |
| Interfaces | 1 x RS422/RS485 |
| Operating Temperature | -25…+60°C |
| Pluggable wiring level | for all ESxxxx terminals |
| Power Supply | via the E-bus |
| Protect. rating/installation pos. | IP20/variable |
| Providing external supply | – |
| Relative Humidity | 95%, no condensation |
| Storage Temperature | -40…+85°C |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Weight | approx. 55 g |
Frequently Asked Questions
How do I get pricing for EL6021?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the EL6021?
EL6021 is a Beckhoff part. KKM Solutions sources Beckhoff components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
What are the key specifications of EL6021?
Key specifications include Approvals/markings: CE, CCC, UL, ATEX, IECEx, DNV, cFMus; Bit transfer: with differential signal; Cable impedance: 120 Ω; Cable length: approx. 1000 m twisted pair. The full specification table on this page lists every published attribute for this part.
How quickly can EL6021 ship?
In-stock items are dispatched the same business day for orders placed by 3 PM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
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