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4 data storage function, 4 data storage function -23, App index – Yokogawa Value Series FX1000 User Manual

Page 32: Data types

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Overview of Functions

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App

Index

1.4 Data Storage Function

This section explains the types of data that the FX can record and how to store them.

Data Types

The FX can record the following types of data.

Data Type

Description

Display data

• Waveform data displayed on the trend display. The measured data is recorded

as a specified sampling interval. The sampling interval is specified using the

trend interval.

• The minimum and maximum values among the measured data within the

sampling interval are saved.

• A header string (common to other files) can be written in the file.
• The display data contains alarm and message information.
• Data format: Binary (Undisclosed)

Event data

• Measured data that is recorded at a specified sampling interval. There are two

modes. One mode starts recording when a trigger event occurs. The other

mode records at all times.

• A header string (common to other files) can be written in the file.
• The event data contains alarm and message information.
• Data format: Binary (Undisclosed)

Manual sampled data

• Instantaneous value of the measured data when a manual sample operation is

executed.

• A header string (common to other files) can be written in the file.
• Data format: Text

Report Data (/M1, /PM1, and /PWR1 options)

• Hourly, daily, weekly, and monthly report data. Report data is 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 (common to other files) can be written in the file.
• Data format: Text

Snapshot data (screen image data)

• FX screen image data.
• The data can be saved to a CF card.
• Data format: PNG

Setup data

• The setup data of the FX.
• Data format: Binary (Undisclosed)

• 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.

Measured data per

scan interval

Display data

Event data

Sampling interval of display data

Scan interval

Time

Sampling interval of event data

Maximum value per sampling interval

Minimum value per sampling interval

Instantaneous value during sampling