Graphical Digital Panel Meter WPMZ-1 INSTRUCTION MANUAL
65
IM-0882-03
16.
AlarmLog
Orverview
This function log trend data before and after occurring comparison judgement alarm.
The trend data remain only during power on and “MeasureMode” is “Default”.
The trend data is discarded when power off or “MeasureMode” is not “Default”.
This function log max 8 data.
If overwrite function is enabled, 9
th
or later data are overwritten to the oldest data.
If overwrite function is disabled, 9
th
or later data are not saved.
You can also log trend data anytime by using external controls, shortcut key Modbus or RS-232C communication.
The flow of function usage is as follows.
Caution
Log data is discarded when power off.
If you operate changing time scale, range, etc. that affects trend data during logging,
logging is stopped and save previous data.
Specification of logged data
Specification of logging data is as follow.
Item
Content
Number of data
point
300 points per screen.
*228 points when display direction is vertical.
Logging time
Depends on time scale. (Mentioned as follow table.)
Logging data(CH)
1 input product:Ach
2 input product:Ach, Bch, Calculation
Storage capacity
1 input product:1 element * 8 screen
2 input product:3 elements * 8 screen
Time stamp
Display elapsed time from alarm.
Log trend data
AlarmLogView
*There are 2 ways to log trend data as follows.
・
Log automatically in conjunction with alarm.
・
Log anytime by TrendLog signal
by externa control, shortcut, and communication.
Overwrite
*Set about auto logging in conjunction with alarm.
Each settings are in [System]
⇒
[AlarmLog]
SyncedAlarm: Select alarm as a logging trigger.
RecordPos: Select logging area.
(BeforeAlarm/BeforeAndAfter/AfterAlarm)
Overwrite: Select overwrite enable/disable.
【
Settings for alarm log
】
*Operate [Diag/Log]
⇒
[AlarmLogView] to check log data.
SyncedAlarm
RecordPos
