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EtherCAT Connectors

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The EtherCAT

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ports use standard Ethernet RJ45 CAT5e, M8-A or M8-D connectors depending on the motor variant. They are labeled IN and OUT as per the EtherCAT standard.

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Connector Options

Pinout


RJ45(1)M8-AM8-D

Tx+

111
Rx+322
Rx-634
Tx-243

(1) Pins 4,5,7 and 8 are connected to GND.

Example Cables

All ethernet cables are standard pinouts and are available from a variety of online suppliers or cable houses. Here are a few example cables from the Phoenix Contact NBC series

ImagePart NumberDescriptionDigikey Link

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1407353

M8-A male to RJ45

Phoenix Contact - 1407353

Digikey - 1407353

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1407349

M8-A male to M8A male

Phoenix Contact - 1407349

Digikey - 1407349

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1227562

RJ45 to RJ45

Phoenix Contact - 1227562

Digikey - 1227562
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Power Connector

The power connector supplies 24V to the EtherCAT slave and the motor separately. These two can be tied together so both are off the same power supply.

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draw.io Diagram
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Link/Activity Indicator

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The system status LED provides feedback to the user on overall system status. The following states exist

ModeSolid - CML
LED ColourDescription
Red

Motor Error

Solid:

  • 24V motor drive power not present

Blinking

  • Motor communication error

Flashing:

  • 1 - Position error
  • 2 - Over speed error
  • 4 - Over torque error
GreenSolid - CiA402 Blue Mode