Beckhoff EL6631 EtherCAT 2-Port Communication Interface, Profinet RT Controller
Beckhoff EL6631 EtherCAT 2-Port Communication Interface, Profinet RT Controller
EL6631 | EtherCAT Terminal, 2-port communication interface, PROFINET RT, controller
The EL6631 PROFINET RT controller (master) terminal supports the complete real-time function (RT) as well as extensive diagnostic possibilities.
All services in accordance with Conformance Class B are supported. Up to 15 PROFINET RT devices can be projected on the EL6631.
The EL6631-0010 PROFINET RT device (slave) terminal enables simple exchange of data between EtherCAT and PROFINET RT.
It is a device in the EtherCAT strand, which can consist of up to 65.535 devices.
The EL6631-0010 has a 3-port switch. Two ports are fed to the outside on RJ45 sockets.
This allows the I/O stations to be structured as a line topology, as a result of which the wiring is simplified. The maximum distance between two devices is 100 m.
Protocols such as LLDP or SNMP can be used for network diagnosis.

EL6631
Technical data EL6631
Technology PROFINET RT
Number of channels 1
Number of ports 2 (switched)
Fieldbus PROFINET RT controller
Max. process data size 1 kbyte input/1 kbyte output data
Ethernet interface 100BASE-TX Ethernet with 2 x RJ45
Cable length up to 100 m twisted pair
Hardware diagnostics status LEDs
Power supply via the E-bus
Electrical isolation 500 V (E-bus/Ethernet)
Protocol RT
Configuration via EtherCAT master
Current consumption E-bus typ. 400 mA
Special features LLDP, SNMP,
Conformance Class B,
max. 15 RT devices,
min. 1 ms RT cycle
Weight approx. 75 g
Operating temperature 0…55°C
Storage temperature -25…+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/see documentation
Approvals/markings CE, CCC, UL, ATEX, IECEx
Ex marking ATEX:
II 3 G Ex ec IIC T4 Gc
IECEx:
Ex ec IIC T4 Gc
Technical data
Housing data
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Housing data EL-24
Design form compact terminal housing with signal LEDs
Material polycarbonate
Installation on 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means of double slot and key connection
Marking –
Wiring specific push-in connection
Dimensions (W x H x D) 24 mm x 100 mm x 52 mm