Recording And Saving Data; Data Types - YOKOGAWA GX10 User Manual

1.2

Recording and Saving Data

1.2.1

Data Types

1-4
This section explains the types of data that a GX/GP with the /AS advanced security option
can record and how to save them.
The types of data that the GX/GP can store to files are listed below.
For information about file name extensions, see page 1-14.
Data Type Description
Display data • Waveform data displayed on the trend display. The measured data is
recorded at the specified trend interval.
• The minimum and maximum values among the measured data within the
trend interval are saved.
• A header string (shared with other files) can be written in the file.
• The file contains alarm and message information, an event log, login
information, and setting parameters.
• Data format: Binary (undisclosed) The data is encrypted.
Event data • Measured data that is recorded at the specified recording interval. The only
available recording mode is Free. You cannot start recording with triggers.
• A header string (shared with other files) can be written in the file.
• The file contains alarm and message information, an event log, login
information, and setting parameters.
• Data format: Binary (undisclosed) The data is encrypted.
Manual sampled data • Instantaneous value of the measured data when a manual sample operation
is executed.
• A header string (shared with other files) can be written in the file.
• Data format: Text
Report Data (/MT • Hourly, daily, weekly, monthly, batch, daily custom report data. Report data is
option) created at an interval that is determined by the report type (one hour for hourly
reports, one day for daily reports, and so on).
• A header string (shared with other files) can be written in the file.
• Data format: Text
• The data can be converted to Excel and PDF formats.
Snapshot data (screen • GX/GP screen image data.
image data) • Can be saved to an SD memory card or USB flash memory.
• Data format: PNG
Setting parameters • The setting parameters of the GX/GP.
• Data format: Binary (undisclosed) The data is encrypted.
Alarm summary data • The alarm summary information in the internal memory is saved to a text file.
• Can be saved to a SD memory card and USB flash memory.
Display data and event data
Display data can be likened to the conventional recording on the chart sheet and are useful
for long-term recording.
Event data is useful when you wish to record the measured data in detail.
Maximum value per recording interval
Minimum value per recording interval
Instantaneous value during recording
Display data
Event data
Measured data
per scan interval
Time
Scan interval
Recording interval of event data
Recording interval of display data
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