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2 display function, Display function -3, App index – Yokogawa Button Operated DX2000 User Manual

Page 321: Display, Displayed information

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IM 04L42B01-01E

Specifications

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App

Index

13.2 Display Function

Display

Item

Specifications

Display*

10.4-inch TFT color LCD (640 × 480 dots)

Brightness

6 levels

Backlight saver function

Dim or turn off the LCD backlight if there is no key operation for a specified time.

* A section of the LCD monitor may contain pixels that are always on or off. The brightness of the LCD may also not be uniform

due to the characteristics of the LCD. This is not a malfunction.

Displayed Information

Item

Specifications

Display groups

Assign channels to groups on the trend display, digital display, and bar graph display and display.

Number of groups

36

Number of channels that can be assigned to each group

Up to 10

Display color

Channel:

Select from 24 colors

Background:

Select white or black (excludes the Overview, Alarm annunciator, and Custom

displays. See the item on the Historical trend display for information on that

display.)

Trend display (T-Y display)

Waveform line width

Select from 1, 2, and 3 dots

Display method

Orthogonal axis display with time axis (T) and measured value axis (Y)
Layout:

Vertical, horizontal, wide, or split

Trend interval:

5 s, 10 s (release number 3 or later), 15 s, 30 s, 1 min, 2 min, 5 min, 10 min, 15

min, 20 min, 30 min, 1 h, 2 h, 4 h, and 10 h/div for the DX2004 and DX2008.

15 s (only in fast sampling mode; release number 3 or later), 30 s, 1 min, 2 min,

5 min, 10 min, 15 min, 20 min, 30 min, 1 h, 2 h, 4 h, and 10 h/div for the DX2010,

DX2020, DX2030, DX2040, and DX2048.

Switchable to the secondary trend interval.

Scale

Display a scale for each channel.
Current value bar graph, color scale band, and alarm point marks can be displayed on the scale.

Others

Grid (divisions: 4 to 12), trip line (line width: 1, 2, or 3 dots), message, zone display, partial

expanded display, auto zone display (release number 3 or later), fine grid (release number 3 or

later), and tag detail display (release number 3 or later)

Trend display (circular display)
Display method

Time axis: Circle, Measured value axis: Perimeter
Time per revolution: Select from the available settings between 20 min and 4 weeks (20 min

available only on the DX2004 or DX2008).

Display format: Full circle display and quarter cycle display

Digital Display

Displays measured values numerically

Update rate

1 s (scan interval if the scan interval is greater than 1 s)

Bar graph display

Displays the measured value on a bar graph

Direction

Vertical or horizontal

Base position

End or center

Update rate

1 s (scan interval if the scan interval is greater than 1 s)

Scale

Display a scale for each channel
Color scale band, and alarm point marks can be displayed on the scale.

Historical trend display (T-Y display)

Redisplays the display data or event data in the internal memory or external storage medium.

Display format

All screen or half screen (only when the display data is being redisplayed)
Top channel (release number 3 or later): Displays the specified channel in front of all the others.
Auto span display (release number 3 or later): Automatically adjusts the display span of the

specified channel.
Auto zone display (release number 3 or later): Displays channels in different zones.

Time axis operation

The time axis can be reduced or expanded, and data can be displayed continuously. The time

display can be switched from absolute to relative time (release number 3 or later).

Add message

Messages can be added.

Background color

Select from white, cream, black, or light gray.

Data search

Waveforms from the internal memory can be displayed through the specification of a date and time

(release number 3 or later).

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