Ethernet Port

Overview

The following controllers are equipped with an Ethernet communications port:

oTM218LDAE24DRHN

oTM218LDAE40DRPHN

The following illustration shows the location of the Ethernet port on the controller:

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(1)   Ethernet port with dust plug

Characteristics

The table below describes the different Ethernet characteristics:

Characteristic

Description

Function

Modbus TCP/IP

EcoStruxure Machine Expert Protocol

Connector type

RJ45

Driver

o10 M half duplex (auto negotiation)

o100 M full duplex (auto negotiation)

Cable type

Shielded

Automatic cross-over detection

Yes

Pin Assignment

The following illustration shows the RJ45 Ethernet connector pin assignment:

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The table below describes the RJ45 Ethernet connector pins:

Pin N°

Signal

1

TD+

2

TD-

3

RD+

4

-

5

-

6

RD-

7

-

8

-

NOTE: The controller supports the MDI/MDIX auto-crossover cable function. It is not necessary to use special Ethernet crossover cables to connect devices directly to this port (connections without an Ethernet hub or switch).

Status LEDs

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The table below describes the ETH LA and ETH ST Ethernet status LEDs:

Label

Description

LED

Color

Status

Description

ETH LA

Ethernet Activity

Green/Yellow

Off

No link

Green on

Link at 100 Mbps

Yellow on

Link at 10 Mbps

Green flash

Activity at 100 Mbps

Yellow flash

Activity at 10 Mbps

ETH ST

Ethernet Status

Green

Off

Physical connections are unplugged and no IP address is obtained.

Green on

Minimum one port is connected and an IP address is obtained

3 green flashes

All the ports are unplugged, but the card has an IP address.

4 green flashes

Duplicated IP address is detected.

5 green flashes

The card is performing a BOOTP or DHCP sequence.

6 green flashes

The configured IP is invalid using default IP.