Filter
Top Products
19 Display Module (FX3G-5DM)
343
FX
3G
Series Programmable Controllers
User's Manual - Hardware Edition
11
High-Speed
Counters
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
Input/Output
Powered
Extension Units
16
Input/Output
Extension
Blocks
17
Extension
Power Supply
Unit
18
Other Extension
Units and
Options
19
Display Module
20
Terminal Block
19.16 Display Screen Protect Function
19.16 Display Screen Protect Function
The display screen protect function prevents accidental operation by restricting the display module functions.
The display screen protect function is enabled when no keyword is registered.
The display screen protect function's protection level is specified in the system information (system signal 1)
"D +3".
→ Refer to Section 19.3 for display module function.
→ Refer to Subsection 19.11.5 for the "keyword cancel" procedure.
→ Refer to Section 19.13 for system information setting.
19.16.1 System information - display screen protect function
1. System signal 1
2. System signal 2
System signal 2 is unrelated to this function.
19.16.2 Program example (screen protect function setting)
In this program example, the display screen protect function is set to "level 2". Use this program as a
reference when other level settings are specified.
In this program example, system information is assigned from D50 to D54 and from M50 to M64.
System
Information
Setting
Content
(Level)
Function Restriction Summary
D+3
1
All functions except the "top screen (time display)"
and "top screen (specified device monitor)" functions are disabled.
2
The following functions are disabled: "monitor/test’s ’test’ function", "contrast setting", "time change",
"menu display language setting", and "memory cassette transfer".
Other
values
All functions are enabled.
Initial pulse
END
MOV K50 D8300
MOV K50 D8301
M8002
MOV K2 D53
System information (system No.1) is set at D50 to D54.
System information (system No.2) is set at M50 to M64.
Sets the display screen protect function to "level 2".