Automatic Clock Adjustment - Omron NJ501-1300 User Manual

11 Automatic Clock Adjustment

11-1 Automatic Clock Adjustment
11-1-1 Overview
With the built-in EtherNet/IP port, clock information is read from the NTP
at a specified interval after the power supply to the CPU Unit is turned ON. The internal clock time in the
CPU Unit is updated with the read time.
Time information written.
Clock data is obtained from the NTP server and
written to the CPU Unit at the following times.
• When power supply is turned ON to CPU Unit
• At specified times or at specified intervals
* The NTP (Network Time Protocol) server is used to control the time on the LAN.
11-2
NTP server
Automatic clock adjustment
Time query sent.
23:59:59
Built-in EtherNet/IP port
NTP client
NJ-series CPU Unit Built-in EtherNet/IP Port User's Manual (W506)
*
server at the specified time or
Ethernet (EtherNet/IP)
NTP client
NTP client