Connecting The Communication Cables - Omron GRT1-ECT Operation Manual

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Connecting the Communication Cables

Arrange following connections:
 Connect the EtherCAT Master Unit
Connect a communication cable from the EtherCAT Master Unit to the [CN IN] connector of the first
Slave.
 Connect all Slaves.
Connect a communication cable from each [CN OUT] connector of a Slave to the [CN IN] connector of
the next Slave. The [CN OUT] connector of the last Slave can be left unconnected.
Reference
Unlike other networks there is no terminator required at the end of the network.
L1: Connection between Master and first Slave.
L2, L3: Connections between Slaves.
GX-series EtherCAT Slave Unit User's Manual
Communications cable
Input port
Output port
L1
L2
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7 GRT1-ECT Installation
Slaves
Last slave
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