Omron SYSMAC CJ1W-EIP21, Operation Manuals

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5 Sysmac Studio Settings for the EtherNet/IP Unit
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
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5-5 SNTP Settings Display
*1 These settings are required to get the clock information from the SNTP server.
*2 The following ports are used by the system and cannot be set by the user: 53, 68, 161, 162, 2222, 9600, and
44818.
*3 Due to Ethernet restrictions, you cannot specify the IP addresses that are described below.
• IP addresses that start with 127, 0, or 255 (decimal)
• Class-D IP addresses (224.0.0.0 to 239.255.255.255)
• Class-E IP addresses (240.0.0.0 to 255.255.255.255)
Setting Description Default
SNTP server clock informa-
tion Specify whether to get the clock information from the SNTP server and use
it to update the clock time in the CPU Unit. Do not get.
Port No.
*1*2 Set the port number to use to connect to the SNTP server to obtain clock
information. It is normally not necessary to change this setting. 0 (port No. 123)
Server specifying method
*1 Set the method to use to specify the SNTP server to obtain clock informa-
tion.
• IP address
• Host name
IP address
IP address
*3 Set the IP address of the SNTP server.
(Set this setting if the server specifying method is set to the IP address
Option.)
None
Host name Set the host name of the SNTP server (i.e., the domain name of the host).
(Set this setting if server specifying method is set to the Host name Option.)
(You can use up to 200 single-byte alphanumeric characters, dots, and
hyphens with up to 63 single-byte alphanumeric characters between dots.)
None
Time
[hours:minutes:seconds]
Set the time at which the SNTP server is accessed to synchronize the clock.
(Setting range: 00:00:00 to 23:59:59)
00:00:00
Timeout time (seconds) *1 Set the timeout detection time.
(Setting range: 1 to 255 seconds)
If the remote host does not respond, retry processing is performed four
times within the time interval that is set here.
0 (10 s)
Time difference adjustment Set the time to offset the clock in the CPU Unit when setting the clock in the
CPU Unit to the time obtained from the SNTP server. To use the time from
the SNTP server as is, enter 0 for the time difference adjustment. +0: 0 (h: m)