19 Display Module (FX3G-5DM)
347
FX
3G
Series Programmable Controllers
User's Manual - Hardware Edition
11
H
igh-Speed
C
ounters
12
O
utpu
t Wi
ring
13
Wi
ring for
Va
rious U
ses
14
Te
st R
un,
M
ain
tenanc
e,
Troub
le
shooting
15
Input/O
utput
Pow
ere
d
Extens
ion U
nit
s
16
Input/Output
Ex
tension
Blocks
17
Extensi
on
Pow
er Suppl
y
Un
it
18
O
ther Ex
tensi
on
Un
its
an
d
O
pti
ons
19
Displ
ay
Modul
e
20
Te
rmi
nal 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".
