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8. ETHERNET CONNECTION
8.4 PLC Side Setting
(1) Controller setting
(2) Ethernet setting
*1 Set the same value as that of GOT N/W No.
*2 Set a value different from that of the GOT PLC No. and the
PLC No. of other PLCs on the same network.
Checking communication state of C
Controller module
(1) When using the Command Prompt of Windows
.
Execute a Ping command at the Command Prompt of
Windows
.
(a) When normal communication
C:\>Ping 192.168.0.1
Reply from 192.168.0.1: bytes=32 time
<10ms TTL=32
(b) When abnormal communication
C:\>Ping 192.168.0.1
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 C Controller module specified in the
ping command
8.4.5 Connecting to Ethernet
module (QnA Series)
This section describes the settings of the GOT and
Ethernet module (QnA Series) in the following case of the
system configuration.
POINTPOINTPOINT
Ethernet module (QnA Series)
For details of the Ethernet module (QnA Series), refer
to the following manual.
For QnA Ethernet Interface Module User’s
Manual
System configuration
*1 The Ethernet module is mounted on the base unit slot 0.
The Start I/O No. of the Ethernet module is set to "0".
Item Set value (Use default value)
GOT NET No. 1
GOT PLC No. 1
GOT IP Address 192.168.3.18
GOT Port No. (Communication) 5001
GOT Port No.
(Ethernet Download)
5014
Default Gateway 0.0.0.0
Subnet Mask 255.255.255.0
Retry 3times
Startup Time 3sec
Timeout Time 3sec
Delay Time 0ms
Item
Set value
Ethernet setting
No.1
Host * -
N/W No.
1
*1
1
*1
PLC No.
2
*2
3
*2
Type QnD(H)CCPU QnD(H)CCPU
IP address 192.168.3.1 192.168.3.2
Port No. 5006 (fixed) 5006 (fixed)
Communication UDP (fixed) UDP (fixed)
<GOT>(The settings other than
the following are set to the default)
Network No. : 1
PLC No. : 1
IP address : 192.168.0.18
Port No. : 5001
Communication format : UDP(fixed)
Network No. : 1
PLC No. : 2
Port No. : 5001
Communication format : UDP(fixed)
<Ethernet module> (The settings other than
the following are set to the default)
*1
IP address : 192.168.0.19
[Controller Setting] and [Ethernet] of GT
Designer3
■
■ Switch settings of Ethernet module
■ [Network parameter] of GX Developer