Yokogawa Touch Screen GP20 - Manual (Page 159)

1-145
IM 04L51B01-01EN
Configuring the GX/GP
1
2
3
4
5
App
Explanation
Operation of Gradually Correcting the Internal Clock
If the time deviation between the time of the GX/GP internal clock and the correct time (the
specified time) is within a specified value, the GX/GP clock is adjusted gradually at a rate
of 1 ms per second. The maximum value of time deviation (tm in the figure below) can be
selected in the range of 5 s to 15 s.
Time specified using keys or
retrieved from an SNTP server
Range in which the time is
gradually adjusted
Nearest
hour
Time deviation
Time when the remote control
signal is applied
(GX/GP time)
tm tm
Range in which the time is
gradually adjusted
GX/GP
time
Time deviation
tm tm
Example: When changing the time to 12 hours 55 minutes 35 seconds when the internal
clock is 12 hours 55 minutes 32 seconds
The time deviation of 3 seconds is adjusted 1 ms per second. The internal clock will be
synchronized to the specified time 50 minutes later.
1.18 Configuring System Settings (Time zone, display language, status relay, etc.)