[Controller Setting] and [Ethernet] of GT
(1) [Controller Setting] and [Ethernet] of GT
For [Controller Setting] and [Ethernet] of GT
Designer3, refer to the following.
8.3.1 Setting communication interface
(2) Ethernet setting
When connecting Built-in Ethernet port QCPU or
LCPU to a GOT, the settings items for the network
No. and station No. do not exist at the PLC side.
However, these virtual values must be set on the
GOT side. Therefore, set the network No. and
Therefore, set the network No. and station No.
Set the network No. that is not existed on the
network system and any station No..
(3) Controller setting
GOT NET No.
GOT PLC No.
GOT IP Address
GOT Port No.
GOT Port No.
(4) Ethernet setting
Set the same value as that of GOT N/W No.
Set a value different from that of GOT PLC No.
8 - 32
8. ETHERNET CONNECTION
8.4 PLC Side Setting
Set value (Use default value)
Checking communication state of Connecting
to Built-in Ethernet port CPU
(1) When using the Command Prompt of Windows
Execute a Ping command at the Command Prompt of
(a) When normal communication
Reply from 192.168.3.39: bytes=32 time
(b) When abnormal communication
Request timed out.
(2) When abnormal communication
At abnormal communication, check the followings and
execute the Ping command again.
• Cable connecting condition
• Confirmation of switch and network parameter setting
• Operation state of PLC CPU (faulty or not)
• The IP address of Built-in Ethernet port CPU specified
in the ping command
Ethernet diagnostics of GX Developer
Ethernet diagnostics of GX Developer is available to a
Ping test from the PLC.
For details of Ethernet diagnostics of GX Developer,
refer to the following manual.
QCPU User's Manual (Hardware Design,
Maintenance and Inspection)
MELSEC-L CPU Module User's Manual
(Hardware Design, Maintenance and