PLC side setting
■1. Parameter setting
Set the following parameters with the software package manufactured by the Allen-Bradley.
■2. Rotary switch setting
In EtherNet/IP communication module (1756-EN2T, 1756-EN2TR, 1756-EN3TR, and 1756-EN2TSC only), IP address
can be set by rotary switches. EtherNet/IP communication module have 3 rotary switches named X, Y, and Z. The
following shows the procedure to set IP address using the rotary switches X, Y, and Z.
For details of these rotary switches, refer to the following manual.
Rotary switch setting value
1 to 254
Other than above
10 - 30
10.3 Ethernet Connection
For details of ALLEN-BRADLEY PLCs, refer to the following manuals.
ALLEN-BRADLEY PLC user's Manual
For the IP address, make the same setting as that of each Ethernet module set on GT Designer3.
Do not set the same IP Address as those of GOT and controller on the Ethernet network.
For the address setting on GT Designer3, refer to the following.
10.3.4 ■2. Communication detail settings
The EtherNet/IP communication module cannot be connected to the slot .
Set the slot No. to  or later.
Manual of EtherNet/IP communication module to be used
The fourth octet of the IP address is the value set by the rotary switches.
*The network address part is fixed to [192.168.1.***].
If the switches are set to X=0, Y=3, Z=1, IP address of EtherNet/IP communication module will be
Adjust the settings with the GOT settings.
■4. Connected Ethernet Controller Setting
The setting value which sets EtherNet/IP communication module to initial setting.
When the setting value is , the EtherNet/IP communication module cannot be connected with the GOT.
To set the IP address with a peripheral tool, set the values on left for the rotary switches.
Sets the name.
IP address of the connected module
Slots No. for installing the EtherNet/IP communication module