5.20.1 Restrictions for Creating Screens

Screens of Type

This section covers the types of screens created with project files.

A project file is mainly composed of two screens: a Base Screen and Window Screen. A Base Screen is a screen that appears on the display unit. To display a screen on the display unit, always use a Base Screen. A Window Screen is a screen called and displayed on a Base Screen. A Window Screen is used to display one screen on top of the other, such as a keypad input.

12.3 Displaying Windows

Base Screen

Window Screen

For example:

Number of Screens that can be Created

Screens of Type

Allowable Setting Number Range for Screens

Base Screen

1 to 9999

Window Screen

1 to 2000

Logic

MAIN, INIT, SUB-01 to SUB-32

Data Capacity per Screen

The maximum capacity per screen is approximately 1 MB. You cannot create a screen exceeding this capacity.

The maximum capacity of the area that retains generated screen data ([User Screen Area]) varies between display unit models.
1.3 Supported Features

Number of Features that can be Placed on a Screen

The maximum allowable number of parts and features placed on a single screen is as follows. This number is for newly created screens without any other settings.

Parts - Feature Type

Base Screen

Window Screen*1

Alarm - Alarm Summary

1

1

Alarm - Show History

384

Text Alarm

1

1

Graph - Normal Graph

384

Graph - Statistical Graph

Graph - Meter Graph

Key Part

384

Data Display - Numeric Display*2

384

Data Display - Text Display*2

384

Data Display - Date/Time Display

384

Data Display - Statistical Data Display

384

Data Display - Show Limit Value

384

Picture Display - ON/OFF Display

384

Picture Display - State Display

Picture Display - CF Image Display

Picture Display - Move Display (only when Mark is selected)

30

Switch/Lamp - Bit Switch

384

Switch/Lamp - Word Switch

Switch/Lamp - Screen Change

Switch/Lamp - Special Switch

Switch/Lamp - Selector Switch

Switch/Lamp - Lamp

Window*3

384

0

Window - Global Window*4

Movie Player

1

Screen Unit Display

512*5

0

Message Display - Direct Input

384

Message Display - Text Display

D-Script

-*6

Sampling Data Display*2

1

1

Historical Trend Graph*7

8

Data Block Display Graph*7

Special Data Display - Data Transfer

1

1

Special Data Display - Recipe

384

Special Data Display - Show CSV*2

1

1

Special Data Display - File Manager

1

0

Trigger Action - Bit Action

384

Trigger Action - Word Action

Trigger Action - Screen Change

Trigger Action - Draw Action

Remote PC Access (RPA)

1*8

-

*1 You can have display a maximum of three windows on the screen at the same time. For more details about displaying Windows, see the following.
12.9 Displaying Multiple Windows on a Single Screen

*2 You cannot draw a Sampled Data Display and Special Data Display (Show CSV) at the same time. The same applies to drawing a Special Data Display (Show CSV) and a Data Display set up with Allow Input.

*3 Up to three window parts with the [Continuous Read] option (two if using Global Windows) can be placed on a single screen. If three [Continuous Read] windows are placed on a screen, any additional windows will not operate.

*4 When the device monitor screen is displayed, the global window cannot be displayed.

*5 You can view only one image unit window on the display unit at a time.

*6 The maximum number of D-Scripts depends on the number of addresses you specify per screen (up to 1152) and the screen data capacity (up to 1 MB).

*7 You can set up to eight [Historical Trend Graph] and [Data Block Display Graph] parts.
However, as for Historical Trend Graphs using Historical Display Data feature, you can display only one on each screen.

*8 When three windows are already displayed (or two when global window is used), this cannot be displayed.

Screen Display