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16 Display Module (FX3S-5DM)
167
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
11
Built-in Analog
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
Other Extension
Units and
Options
16
Display Module
(FX
3S
-5DM)
17
Memory
Cassette
A
Special Devices
(M8000-, D8000-)
B
Instruction List
C
Discontinued
models
16.8 5DM Control Functions (Restrictions From PLC)
16.8 5DM Control Functions (Restrictions From PLC)
Some of the display module functions require system information settings in order to enable program control
of these functions. Functions which require the use of system information are listed below.
16.8.1 System information list
Devices with head number specified in special data register D8158 and D8159 are assigned as system
information devices (data register, auxiliary relay). Data register (excluding special data register) should be
specified for the system information's "system signal 1", and auxiliary relay (excluding special auxiliary relay)
should be specified for the system information's "system signal 2". Both D8158 and D8159 have default
settings of "-1" (Disables 5DM control functions).
Refer to Section 16.9 to Section 16.14 for explanations of each system signal.
1. System signal 1
2. System signal 2
• Specified device monitor function
Refer to Section 16.9 details.
• Back light off function
Refer to Section 16.10 details.
• Display screen protect function
Refer to Section 16.11 details.
• Error display valid/invalid
Refer to Section 16.12 details.
• Operation button ON/OFF information
Refer to Section 16.13 details.
• Decimal/hexadecimal current value display
setting
- For hexadecimal display of value
Refer to Section 16.14 for the setting
procedure.
Special data
register
System
Information
Description Reference
D8158=K
Occupies
5 points
D
Device type to be displayed
For specified device monitor function Section 16.9
D+1
Device No. to be displayed
D+2
Back light off time (minutes) Section 16.10
D+3
Device for display screen protect function Section 16.11
D+4
Not used -
Special data
register
System
Information
Description Reference
D8159=K
Occupies
15 points
M
Request Edit of displayed device data
Section 16.9
M+1
Edit completion response
M+2
Back light off function invalid (Turns on backlight forcedly.)
ON: Disable OFF: Enable
Section 16.10
M+3
Error display valid/invalid Section 16.12
M+4
[ESC] button status
Operation button ON/OFF information Section 16.13
M+5
[-] button status
M+6
[+] button status
M+7
[OK] button status
M+8
Decimal/hexadecimal value display setting
ON: Hexadecimal OFF: Decimal
Section 16.14
M+9
Specified device monitor screen display status
ON: The specified device monitor screen is displayed.
OFF: Any screen other than the specified device monitor screen is displayed.
Section 16.9
M+10 to 14
Not used -