6 Basic Specifications of Slave Units
6 - 8
GX-series EtherCAT Slave Unit User’s Manual
• The code printed above the node address setting switches differs according to the unit version
of the IO-Link Master Unit, as shown below.
The Connectors are used to connect the communications cables.
RJ45 connectors are used for the communications connectors as shown below.
The specifications are shown below.
• Electrical characteristics: Conforms to the IEEE 802.3 standard.
• Connector structure: RJ45 8-pin modular connector (conforms to ISO 8877)
• Terminal arrangement
Unit version Code
Version 1.0 NODE ADDRESS
Version 1.1 or later ID
6-3-3 Communications Connectors
Digital I/O Slave Units, Analog I/O Slave Units, and Encoder Input
Slave Units
Pin No. Signal name Abbreviation
1 Send data + TD +
2 Send data − TD −
3 Receive data + RD +
4 Not used −
5 Not used −
6 Receive data − RD −
7 Not used −
8 Not used −
Hood Frame ground FG
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