7
GasLab Q2 displays and operating the device
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G a s Q u a l i t y A n a l y z e r
GasLab Q2
7.2.6 Display System (device) (time / user / logbook).
Behind this icon is a branch point which contains sub displays about the
System
You can use this branch point to access the following sub-displays:
“Time Service”
“Users”
“
“Logbook” ,
“Audit trail”
“I/O”.
Figure 7.19: System display
The
Time Service
for issuing and changing the device internal time has up
to four standard displays. Depending on the user's login (see chapter 7.3.6)
and the parameterization (see chapter 8), these displays change. The first
display is the
”
Time Service Main display
”
Figure 7.20: Time Service Main display
with out / with NTP synchronization
The
Time Service Main display
shows the
date
and the
time
(also called
system time
). The
abbreviation (DST) means daylight saving time and is displayed only if the current time is in the
daylight saving time. The Network Time Protocol (NTP) is a standard for synchronizing clocks in
computer systems. The
NTP overview
link is only displayed if NTP synchronization is activated
in the Q2 device. Information on activation and function
See chapters 8 and 11.2. In addition,
the following is displayed:
Time zone:
Geographical location
Last update:
Time stamp of the last time change.
Last deviation:
Deviation (in seconds) for the last time change
Ext. source:
Number of external time source for the final time synchronization
