6 INSTALLATION AND WIRING
6.5 Wiring of Ethernet Cable
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6
6.5
Wiring of Ethernet Cable
Wiring method
■
Installation method
1.
Power off the module power supply of the safety remote I/O module and the power supply of the external device.
2.
Push the Ethernet cable connector into the safety remote I/O module until it clicks. Pay attention to the connector's
direction.
3.
Power on the module power supply of the safety remote I/O module.
4.
Power on the power supply of the external device.
5.
Check if the LINK LED on the port into which the Ethernet cable is connected is on.
*1*2
*1 The time taken for the LINK LED to turn on after connection of the Ethernet cable may vary. The LINK LED normally turns on in a few
second. However, if link-up processing is repeated due to a condition of a device on the line, the longer time may be required. If the LINK
LED does not turn on, refer to the following and take a corrective action.
Page 109 When the LINK LED turns off
*2 When the communication speed of both the safety remote I/O module and a device to be connected to P1 or P2 of safety remote I/O
module is 100Mbps, enable the auto-negotiation of the device.
Both P1 and P2 connectors can be used.
• When using only one of them in star topology, either P1 or P2 can be connected.
• When using both connectors in line topology or ring topology, P1-P1, P2-P2, and P1-P2 connections are
possible.
■
How to disconnect
1.
Power off the module power supply of the safety remote I/O module.
2.
Press the latch down and unplug the Ethernet cable.
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